Free laser engraving calculator pdf

Laser Cut Engraving Sitting Cat Free Vector. May 15, 2024 · Using our laser pricing calculator, you can quickly and easily determine the cost of your laser engraved products and what you should charge your customers. 4043 steel. cdr. Executive Summary. How to Use the Laser Engraving Price Calculator 1. constructions. Search thousands of free laser cut files, templates, and designs and get started on your next project today! Additionally, our growing local library of free laser files, projects, and tools help provide In laser engraving, there are two types of machines – Diode lasers and CO2 lasers. 3D laser engraving is pretty similar to wood carving where a CNC machine cuts the wood from the depth to More Laser Cutting Projects/Templates. It essentially ensures the amount of laser energy along a cut is consistent even though the machine may be stopped or actively accelerating essfully entering thisvalue and clicking the XY coor-dinate button, the rotary fixture should rotate. We have 62 Laser Cut Birdhouse templates for laser cutting, all laser cut Birdhouse files are free to download. Maximum 8 downloads per day for FREE designs. Use the focusing knob on the side to line up the blue light and red light. Learn the basics; Rasterize images and engrave them, cut Mar 9, 2024 · However, you may need to edit images with software like Photoshop. Laser Cut Alphabet Bunting DXF File. Try the files on your own laser, or use them to get new ideas. – Fill density. LaserGRBL is one of the best Windows software for image Laser Engraving. There are many factors that can affect the settings used, for example, materials from different suppliers, environmental factors and the age of your laser Laser Cut Wooden Owl Wall Clock Vector CDR DXF SVG File. Select Type Laser Cut Silhouette Popular Tags: Box (349) , Gift Box (144) , Packaging Box (95) , Rectangular Box (87) , Box with Lid (75) The power scale is a percentage BETWEEN the min and max output power settings and not the absolute power. Laser Cut Plane Blueprints SVG File. Download only what you need. —using a focused beam of light. For better creation, we offer profession guide to you to use our laser engraver / cutter, hope you can make all your ideas come true! laserfilefinder. svg. Flat items. We have 1480 Laser Cut 3D Models templates for laser cutting, all laser cut 3D Models files are free to download. Here are the key steps to consider when writing a business plan: 1. This document provides instructions for installing and using LightBurn laser engraving software. (80) Wood Engraving (127 Oct 14, 2023 · The formula used in the laser cutting speed calculator is straightforward and efficient: Cutting Speed (in inches per minute) = Material Thickness (in inches) × Material Factor. svg, . OpenBuilds software is completely free and open-source, making it an attractive choice for advanced crafters looking for a cost-effective solution. Atezr KE User Manual. Here is a list of the compatible materials that we have found work well with the fiber laser system: 17-4 PH stainless steel. In laser engraving, the higher the Laser Power, the darker the engraving color. Next, gather the formula from above = LCT = D / FR. JobControl®A Step 2Change the file type to *. Laser Cut Wooden Sweater Ornament Free Vector. Your settings may require some tweaking, depending on material supplier, ambient Dec 21, 2017 · The CNC laser machine can conduct two machining processes: cutting and engraving. 1) by Opt Lasers is a starter software that allows you to generate G-Code for your laser cutting and engraving on a CNC machine. We have 778 Laser Cut Animals templates for laser cutting, all laser cut Animals files are free to download. Laser Cut Files Christmas Ornament SVG Bundle. Dec 17, 2023 · Library Laser is an e-commerce website that sells digital designs for laser cutting. co have 25724 files for free to download or view online. The cutting process is used to cut the material, while the engraving process is used to scratch the material's Mar 14, 2024 · First, determine the total distance (mm). New. 6061 Aluminum. ai (Adobe Illustrator), . Laser Cut Lockheed F-117 Nighthawk SVG File. Start with a fresh copy of the concentric circles. 38 12"x12"x1/8"MahoganyPlywood D1Pro10W 100 4 3 40 50 1 30 50 1 50 30 1 39 12"x12"x1/8"BirchPlywood D1Pro20W 100 4 1 60 100 1 60 100 1 80 60 1 Xmas. 303 stainless. -30%. Diode lasers are often compared to LED lights. Finally, calculate the Laser Cutting Time. Stars. Open color palette”. Laser Cut Church template files are in file formats which are recommended for laser cutting DXF, DWG, CDR (CorelDRAW), AI (Adobe Illustrator), EPS (Adobe Illustrator), SVG, PDF. Laser Cut Animals template files are in file formats which are recommended for laser cutting DXF, DWG, CDR (CorelDRAW), AI (Adobe Illustrator), EPS (Adobe Illustrator), SVG, PDF. Inkscape: Best Free Laser Cut Design Software. Artwork designing $125. You can typically cut up to 8mm acrylic, up to 8mm soft woods using a 60w laser. When engraving, there are 3 main parameters that affect the quality: – Power. Beginner Laser Lessons. Christmas tree ball ornament. Christmas ornaments bundle Svg - Laser cutting file. PDF - Acrobat DC Mar 23, 2021 · Opt Lasers Free G-Code Generator Software. In this context, the role of laser engraving parameters on energy consumption, CO2 gas emissions, production rate, and material removal rate was first experimentally investigated. ADS. This will open a window where you. It can also simulate G-C-de with various G-Code masks, headers and footers that can fully customized by its user. 5W Laser Engraver. Step 3: Create the Teeth. Vectors and Designs for CNC Laser and Router Cutting Free, No Tricks or Other Charges, All Free, Visit us now and Make The Catalog For Your Business - free cnc files for wood. People have created more than 1 million boxes since 2010! Learn more about our research into simple tools that support fab labs. Any powerful CO2, diode & fiber lasers can do it as the main complexity remains at the design end. This tool allows you to open any logo downloaded from the Internet (or drawn freehand) clean graphical elements of disturbance like whiskers, spots or watermarks, and engrave it with the best vector quality. Additionally, different laser models and wattages require different settings depending on the material being 30+ Websites. We have 745 Laser Cut Wood Cutouts templates for laser cutting, all laser cut Wood Cutouts files are free to download. Trophy plaques plates engraving starts at $15. ago. The most complete manuals available for a laser engraving and cutting system. Next, determine the laser speed (mm/min). Pricing. I added a 0. We have 29 Laser Cut Knife templates for laser cutting, all laser cut Knife files are free to download. Laser Cut Giraffe Growth Chart Ruler Free Vector. Anodized aluminum requires far less power than wood. We have 20 Laser Cut Church templates for laser cutting, all laser cut Church files are free to download. Feb 20, 2024 · Understanding the economics of laser engraving is crucial for its sustainable practice. Get started with any of our ready-to-use laser cutting design templates and customize it to fit your needs, whether it's electronics enclosures, faceplates, or anything in between. co have 254 Letters files for free to download. Images 100k Collections 2. Nov 6, 2023 · Laser cutting is the method for creating intricate designs on various materials. It can be set as a percentage between 0% and 100%. This free fiber laser setting converter software does it all! A member of the LMA community created a simple program to help you convert your fiber laser and Multilayer Cut File 5 Keychains Bundle. rk facing straight up. eps, . Laser Cut Banana Ruler Free Vector. The vectorization tool is the most powerful instrument of LaserGRBL. Updated: January 26, 2023. Now the mug can be loaded into the fixture with the brand m. You just type in a keyword or phrase and it will search across various sites and bring you the closest results. RAM Required: 2GB. Jan 15, 2024 · SVGNest – Best free and online. Less beginner-friendly compared to some other software options. May 30, 2023 · Longer Ray5 5W and Longer Ray5 10W allow you to engrave and cut different types of materials, quickly and easily. Here are some ideas for brainstorming your business name: Short, unique, and catchy names tend to stand out. The software is small and lightweight, with no particular hardware requirements other than the operating system. An executive summary is the first section planned to offer an overview of the entire business plan. Names that are easy to say and spell tend to do better. com finds free laser files & designs from various places on the internet. 1College of electrical and information, Dalian Jiaotong University, China. Use the following variables as an example problem to test your Box Designer. (6) During the engraving process of the LASER B1 laser engraving machine, different materials may produce different pungent odors. Multi-Format Laser Cutting File. 0, together with built-in air tube to reduce burn marks by 50%. This calculator will give you some baseline figures to start with, which you can then tweak to suit your machine. Bayer 2807 Makrolon polycarbonate. Free G-Code Generator software (Version 1. Enter Engraving Time. Cutting and laser engraving designs. Hershey text is a free extension included with Inkscape that includes several free single stroke fonts for CNC (laser, router, plasma, plotter, cutter, etc Place the piece of wood on the metal plate. As you turn the knob, the laser system will move up or down so you can line up the red and blue lights right on top of each other. Nov 18, 2022 · 7LightBurn. Mar 4, 2024 · May require familiarity with G-code and CNC concepts for optimal use. Incorporate your personal style into any occasion with these sleek faux-wood chargers. Free laser cut files - Find the best files for laser cuttingDesigns to use in your laser cutting machine. 10TurboCAD Designer. Welcome to your ultimate resource for maximizing the CrealityFalcon laser engraving and cutting machine! This guide delves into optimal parameter settings, catering to both seasoned enthusiasts and newcomers. One Search Bar! LaserFileFinder brings together free laser files from all over the internet straight to you. Making and engraving signs starts at $200. MyNesting – Best nesting software for occasional needs. Laser Cut Ruler template files are in file formats which are recommended for laser cutting DXF, DWG, CDR (CorelDRAW), AI (Adobe Illustrator), EPS (Adobe Illustrator), SVG, PDF. Wreath Floral Ornament For Laser Engraving DXF File. Jan 22, 2022 · Windows-based LaserGRBL is a free G-code producer and encoder for laser cutting and engraving. Find & Download Free Graphic Resources for Laser Engraving. Laser Cut Wreath Floral Table Numbers Free Vector. Free for commercial use High Quality Images. Write a review. There are more than a thousand laser-cutting designs that you can download, but you can only freely download eight files per day. 00 per hour. 00 and up, $45. • 5 mo. Use the speeds and powers calculator below to give you indicative figures to test on your material making sure you follow safety guidelines . Laser Cut Circle Template SVG File. Ape calculator Design. The use method of Atezr laser engraving machine is introduced in detail, and the method and use steps of the paid software lightburn and the free software lasergrbl connection machine are explained. Laser Cut Patterns PDF Files Free Download Free PDF (. See full list on cncsourced. We have 76 Laser Cut Ruler templates for laser cutting, all laser cut Ruler files are free to download. Create a perfect design for your laser-cut box of any dimensions, and save it to your computer as a PDF, instantly and for free! Sides snap into each other using automatically created notches. cdr), Designs, Silhouette, 3D Puzzle, Vector Art for CNC Router, Laser Cutting, Plasma Cutter, Wood Cutting and Engraving. For a good result we recommend a z-offset value of +4 to max. The calculator ensures that the pricing reflects the resources invested, contributing to the long-term viability of the craft. com May 9, 2024 · Find free files for laser cutting designs (Lightburn compatible) for beginners & explore projects with Monport's desktop laser engraver. CorelDraw® and the JobCo. SolidEdge. $359. 10. 00 and up for deep engraving. Name should be relevant to your product or service offerings. Laser Cut 3D Models template files are in file formats which are recommended for laser cutting DXF, DWG, CDR (CorelDRAW), AI (Adobe Illustrator), EPS (Adobe Illustrator), SVG, PDF. LaserFileFinder. Check out this example box design. 00. Trotec color palette. You don’t need any kind of software for these, whereas if you want to design vector files, here’s our top picks: 5. co have 561 Engraving files for free to download. Quick Refresher: Visit our beginner’s guide to laser engraving if you want to review the basics! Disclaimer: Please do not copy other crafter’s designs. Whether it’s engraving, sign-making, promotional gifts, or sublimation: we have everything you need, all in one place! Select from the information listed to see the suggested settings for your engraving equipment. Unlike the tons of other videos out there who skip steps and explanations, this video will walk you through the entire process, start to finish. Download free engraving and cutting samples from Epilog Laser's popular Sample Club. World. Next, gather the formula from above = LEP = LT *1. Laser Cut Birdhouse template files are in file formats which are recommended for laser cutting DXF, DWG, CDR (CorelDRAW), AI (Adobe Illustrator), EPS (Adobe Illustrator), SVG, PDF. Laser Cut Car Kids Wooden Ruler Free Vector. Jan 26, 2023 · FREE Laser Cutter SVG / DXF Files and Templates. Finally, calculate the Laser Engraving Price. Our instructions cover thickness,power, work speed, and material-specific May 1, 2024 · We’ve gathered 127 unique laser engraving ideas you can make with your laser engraver. 3axis. We have 146 Laser Cut Islamic templates for laser cutting, all laser cut Islamic files are free to download. Engraving objects, for example letters on keyboards, the brand on the side of your phone or your pen, is also a frequent use for lasers. Unlike other GUI, LaserGRBL it is specifically developed for use with hobbist laser cutter and engraver and could be a good free and easy alternative to picengrave, benbox Mar 14, 2024 · The following steps outline how to calculate the Laser Engraving Price. Draw a rectangle that is 2. Reverse deep engraving for molds $150 and up depending on time and complexity. Each lesson allows you to learn at your own pace and includes any design file the lesson requires. $219. This form will calculate the correct values for you and label the actual During the working process of LASER B1, if a flame is found, the machine will stop the laser and make a sound to indicate abnormal conditions. 25. Laser Cut Copter 3D Puzzle DXF File. 99,000+ Vectors, Stock Photos & PSD files. Set up a laser engraving price calculator on your website. Jun 26, 2024 · LightBurn Camera Setting Guide (Click to read) Camera Calibration Tutorials (Click to read) How to Color Engraving in Stainless Steel (Click to read) Introduction. Best for: Free laser engraving software for Mac. Laser Cut Wooden Airplane Cutout Wood Airplane Shape Free Vector. Paired with 3D-print, laser-cut opens up the field of possibilities in industry! 1979: 3D laser-cut In 1979, the Italian company Prima Industrie invented the first 3D laser-cutting Laser Mode also enable you to use M4 Dynamic Laser Power Mode This is a unique feature that automatically adjust laser power based on the current speed relative to the programmed rate. Multilayer Cut File Mandala for Laser Cutting, Cricut, CNC. Whether it’s an SVG, DXF, or laser file template, it Yard Art. com, b467191255@qq. This manual contains detailed instructions for installing the accessories and using your machine effectively. Includes interlocked case and keyed ignition, engraving speeds of up to 1200mm/s, Z-depth up to 150mm, Clean Pack design, fire resistant tempered glass lid, gas shocks, rubber seals. You can join our Facebook group for discussions and project Ape calculator Design. Proudly celebrating 50 years of serving the awards and engraving industry. Free Ruler laser cutting templates. a1126705914@qq. 0" long and 0. We have 45 Laser Cut Cutting Board templates for laser cutting, all laser cut Cutting Board files are free to download. Plus built-in water cooling system, exhaust fan and air assist pump. g. However, for each type of processing it is necessary to set different parameters regarding power and speed, precisely because each type of material reacts differently to the laser beam. Layered Mandala SVG, 3D Mandala SVG, Laser Cut Mandala. This compendium is the collection of resources for Genmitsu L8 Laser Machine provided by SainSmart and community members. It discusses laser safety precautions, material recommendations, and installing the software. Yard Art. We will also provide support for those who purchase the Dec 23, 2023 · CR-Laser Falcon 7. Key steps include adding the laser engraving machine in the software settings, selecting the correct port and baud rate to connect the computer to the engraver, and loading image files for engraving Jan 10, 2023 · Crucial Parameters for Laser Engraving and Cutting Laser Power. Page 7 • DO NOT allow the 24V power cable to contact with the laser Beam. 05" chamfer to each corner. pdf) files of Laser Cut Patterns. Square-spot 0. dxf. Explore our collection of 2696 Laser Cut Free Vector templates and vectors in cdr, dxf, svg, pdf, eps file formats for free download. Free Laser Cut Files. Jul 15, 2021 · This paper focuses on optimizing the laser engraving of acrylic plastics to reduce energy consumption and CO2 gas emissions, without hindering the production and material removal rates. Feb 2, 2024 · 6. Use the X motion buttons to move the laser head to the center point upon which you would like. 8Draft Sight. In this guide, we’ll delve into the most common file formats used in laser cutting: . For example, glass will not engrave the same way as acrylic using the same settings. It is never easy to find free laser cutter projects, but we will do our best to make it as simple as possible. Explore our vast collection of free laser cutting templates and vectors in cdr, dxf, svg, pdf, and eps file formats for download. Now, let’s make your laser cutting endeavors even more accessible by providing a handy reference table for the most commonly used materials. These free, fully illustrated, step-by-step, lessons take you from beginner engraver to a confident laser cutting expert with an array of easy to master techniques. Dream SVG, Rose SVG, Flower SVG, Flower laser. Xmas. Nest&Cut – Best cloud-based nesting software for intermediate laser businesses. However, it is written after the entire business plan is ready The app provides our suggested power and speed settings for your laser when cutting or engraving different materials – depending on your laser power – and will give you a starting point and a general idea of what settings to use for your circumstances. Price: Free. The laser machines, including diode lasers, CO2 lasers, and fiber lasers, emit a focused beam of light that vaporizes the material’s surface, creating a permanent mark or Jun 13, 2023 · Step 3: Brainstorm a Laser Engraving Business Name. Laser Cut Wood Cutouts template files are in file formats which are recommended for laser cutting DXF, DWG, CDR (CorelDRAW), AI (Adobe Illustrator), EPS (Adobe Illustrator), SVG, PDF. Opening a business bank account will help you manage your cash flow and maintain accurate records for your company. 11Affinity Designer. Ortur LM3 Laser Engraving & Cutting Machine 20,000mm/min (20W/10W) Upgrade the optical power to 20W, engraving 380+ colors on stainless steel. Pronest – Best offline standalone software for businesses. For feedback and proposals for new calculators, see the email link at the bottom right corner. cpl in the dropdown menu at the bottom of the window and choose th. To have a reference, about what power and speed to adopt for each type of material, there is a Laser and optics calculations made simple! A collection of science calculators with optics theme. When laser engraved, different materials require different speed, power, and frequency settings. Simply download the files and use them for your own projects. Quantity. First, determine the laser engraving time (min). com. At the same time the details of the engraving decreases. We have 101 Laser Cut Earrings templates for laser cutting, all laser cut Earrings files are free to download. Free DXF Files, Coreldraw Vectors (. Jun 27, 2021 · LightBurn Software Questions. Input the laser engraving time in minutes into the Laser Cutter Calculator. The Trotec color palette enables clear communication between the vector program, e. Laser Cut Airplane Clock Wall Decor Free Vector. In laser cutting, a laser with higher power can cut deeper, but it will also result in This is the official community for Genshin Impact (原神), the latest open-world action RPG from HoYoverse. Enter dimensions and Box Designer will generate a PDF you can use to cut a notched box on a laser-cutter. Most of them can also be recreated with different tools as a scroll saw for example. This firmware is compatible with GRBL, open-source motion-based software for CNC and laser equipment, as implied by the name. 9SolidWorks. co have 286 Laser Cut Patterns pdf files for free to download. . 6,00 USD. Wood Charger. The portion between the two outer circles will form the teeth of the gear. For every project, I provide free vector files (in SVG and PDF format). CDR, DXF, SVG, AI, PDF, EPS. Laser Cut Letters To Santa Mailbox Free Vector. Prior to the impact with the material, the beam focuses the photons through the lens. Library laser the best page to Laser Owner's Manual for Epilog's engraving and cutting systems. Before we go on, let’s first go over some of the laser cutting file types you will want to look for. Free Engraving laser cutting templates. This calculator includes variable fields to be filled for your hourly rates, annual runtime, actual cost of your laser, and more. To bring your creative ideas to life, it’s crucial to understand the different file types compatible with laser cutting machines. If you breach this daily limit you will be EXPULSED from the community. ABS (black/white) Aluminum, 6061. 2" wide, centered on the circles. These ideas are meant to inspire you to create something new with your own great ideas! Free Letters laser cutting templates. Before you begin your laser engraving venture, it's crucial to ensure that your finances are in order. +6 mm. Photons are ejected by the use of electricity to spark electrons in a negative/positive junction. Keywords: Interpolation algorithm of numerical control; Laser Ape calculator - download free laser cutting and engraving laser library designs dxf files for free laser cutting. Laser Cut dxf. Copper laser engraving parameters, best for 20W, 30W, 50W and 100W. Laser Power controls the amount of energy in the laser beam. Cutting all parts out of two different kinds of wood produces two toy airplanes in one run. com, c993192801@qq. The process of laser cutting sounds simple enough; you cut and engrave various materials—metal, wood, plastic, acrylic, etc. The game features a massive, gorgeous map, an elaborate elemental combat system, engaging storyline & characters, co-op game mode, soothing soundtrack, and much more for you to explore! Oct 8, 2021 · To make an accurate and effective laser engraving you need to define proper parameters for your material and your laser. around a small amount. (For The Build Shop this is 100W) Material: Acryllic - Mirrored Brass - Painted Pie Plastic - Engravers Microsurfaced Sign Vinyl Wooden Photo Effect: Material Thickness/Engrave Depth: [Presets] Results: power: speed: ppi: Aug 8, 2023 · Laser engraving, also known as laser etching, is a process that uses a high-energy laser beam to engrave designs onto various materials, such as wood, acrylic, and metal. 08mm, presenting 256 kinds of gray engraving. Stop manually quoting AND give deadly accurate quotes. 20W laser with FREE Ortur Air Pump 1. Click on Process, then Start on the next screen. Laser Cut Cutting Board template files are in file formats which are recommended for laser cutting DXF, DWG, CDR (CorelDRAW), AI (Adobe Illustrator), EPS (Adobe Illustrator), SVG, PDF. Could be also another setting like the amount of repeats (passes) These parameters are specific to each laser and Yard Art. For all you newbies out there with a diode laser, I have made a step-by-step guide on creating a power scale to dial in your engraving burns. High Precision 20W Diode Laser Cutter Algolaser free laser engraving files, including engraving picture files of wood, acrylic, metal, glass, leather, crystal and other materials. 08*0. About. Free Laser Files. They share their designs in CDR, AI, DXF, PDF, and SVG file formats. Jan 24, 2024 · 3d laser engraving involves melting/removing material from the horizontal & vertical depth by the laser beam to visualize a particular design. Cuts up to 3/8 inch thick material. The more z-offset for engraving, the darker the engraving result. Engraving Free Files For Laser Cutting. eCut – Best nesting plug-in for CorelDraw and Adobe Illustrator. Laser Cut Knife template files are in file formats which are recommended for laser cutting DXF, DWG, CDR (CorelDRAW), AI (Adobe Illustrator), EPS (Adobe Illustrator), SVG, PDF. After inserting the variables and calculating the result, check your answer with the calculator above. Send us a Facebook message - Click here ⬇. co have 85 Ruler files for free to download. Step 3. Use acrylic, wood, or any other material that can be cut with a laser-cutter. Explore our collection of 247 Laser Cut dxf templates and vectors in cdr, dxf, svg, pdf, eps file formats for free download. LaserGRBL is able to load any image, pictures and logo and send to your laser engrave with few click. Jun 2, 2021 · FREE CO2 Laser Cutting & Engraving Parameter Calculator About the calculator. Grey–Taguchi approach was Xmas. So with a Output Max Power of 70% and an Output Min Power of 20%, setting a 50% power scale will result in an actual 45% laser power (Halfway between 20% and 70%). We will engrave your materials for free and send you the example. Aluminum, yellow chromate. Here you can find all my laser cutter projects. Laser Cut Earrings template files are in file formats which are recommended for laser cutting DXF, DWG, CDR (CorelDRAW), AI (Adobe Illustrator), EPS (Adobe Illustrator), SVG, PDF. This is how: Set up this ConvertCalculator quote form template with your pricing and connect it via API to Smidyo's material quantity and cutting time calculator (subscription necessary). However, in reality, it’s much trickier than that and requires relatively sophisticated software to Writing a laser engraving business plan is a crucial step toward the success of your business. pdf, and Explore our collection of 349 Laser Cut Box templates and vectors in cdr, dxf, svg, pdf, eps file formats for free download. Laser Engraving Images. 05" x 0. If you are interested in how a laser cutter works or how to get started with Atomstack material setting for different machines, process and materials. Open a business bank account and secure funding as needed. Laser Cut Islamic template files are in file formats which are recommended for laser cutting DXF, DWG, CDR (CorelDRAW), AI (Adobe Illustrator), EPS (Adobe Illustrator), SVG, PDF. – Speed. Laser Cut Countertop Wine Bottle Display Rack Vector CDR DXF File. Laser Cutter Wattage. Contact us . 00 and up, depends on the materials and engraving time. Vectorization is provided by Potrace alghoritm, by Peter Selinger. Get Started! Runs 3-5x faster than a hobby laser. Page 1 of 100. Very old post, but in case anyone else stumbles upon like I did -. iv xl tl ct sv we od ea dc es