On the Fly 3D Infinite Field Processing in a Local Browser UI
Design + Import
- Built-in drawing and full design capabilities in your secure offline browser. No internet required.
- No downloads for Windows, Mac, or Linux. Works even on your mobile phone or tablet.
- Uses WebGL + WASM for native-class speed without the IT hassle.
- Drag-and-drop direct import for DXF, SVG, PDF, JPG, BMP and more
- Built in Monogram Generator
- Best in Class File Import: Auto Repairs broken DXF Files
- ReCAD parametric CAD runs directly in the browser with fully constraint-driven design and SVG/DXF support.
- PCB Mode: direct import of Gerber PCB and NC Drill files with precise optical-drawing alignment using fiducial markers
- Automatic Raster<->Vector Conversion
- Direct Print Driver PDF handoff into the active RE5 session
- 3D curved surface projection, 3D point cloud, and subsurface engraving workflows
- AI Editing: Just type a prompt to clean up or fix images directly in the software.
- AI 3D Generation: Upload regular 2D pictures and convert them automatically to depth maps and 3D point clouds ready to be engraved in applications like 3D glass blocks and 3D coins.
Vision + Alignment
- Tightly integrated computer vision expertise solves laser problems instead of treating vision as an afterthought
- Advanced MIPI 2.8Gbps Global Shutter Camera System
- Optional coaxial through-the-lens camera with Varioptic liquid lens technology stitches what the laser sees
- SynchroScan inline camera stitching covers the entire workspace view
- Best in Class Camera to Laser Accuracy <10um
- ZCam: Autofocus Anywhere on the Workspace with 3D Scanner
- Fiducial-based optical alignment with best-fit scale, rotation, and translation
- AI background removal, AI object segmentation, detection, and auto-orientation
- Galvo Laser Vision Systems:
- Blue Line 3D Scanner
- Coaxial Camera Support
- Overview Camera Support with Whole Lens Correction (<0.2mm across bed)
- Stitched Telecentric Lens Support
- Gantry Systems:
- Easy Overview USB/IP Camera (<1mm)
- Head Mounted USB/IP Camera Support (<0.2mm)
Production + Automation
- Continuous Motion That Never Stops — No Tiles, No Stitching, True On-the-Fly Processing
- Supports True 3D Wrapping with Dynamic Z Focusing
- Dual independent laser and dual independent galvo control synchronized with EtherCAT servos
- Fully offline browser-based software with nothing extra to download or install
- Easy to Use Laser Setting Material Library
- Easy to use REST API for automation - no DLL linking needed
- Automate your Workflows with Image or Text Replacement from Spreadsheet
- Best In Class Automatic Packing
- Laser-optimized dithering with Error Diffusion, Ordered, and DBS modes plus Auto Image Prep
- Beam Profiler Module: View Laser Spot Size, Beam Quality and Find Focus vs Z automatically
- Shack-Hartman Module: Access Realtime Laser Beam Quality Characteristics through Zernike Coefficients like Defocus, Astigmatism, Tilt and more
RetinaEngrave 5 — Cross-Platform Gantry Edition
The full power of RE5 is coming to gantry lasers that don't run on FSL hardware. Same AI vision, same workflow, on the controllers you already own.
- Now the power of RE5 is available for GRBL and Ruida gantry lasers
- Best-in-class vision supporting Stitched Head Mounted and Overview USB Cameras
- Best-in-class Fiducial Alignment
- AI Whole Lens Distortion Correction — edge-to-edge accuracy
- No drivers, no downloads — runs in your browser
- Free while in public beta
Request an upgrade or join the waiting list
Tell us which laser you own (or are looking at) and we'll get you up and running on the latest RetinaEngrave release — or add you to the waiting list for upcoming features.

Advanced Features
AI Object Detection and AI Auto Align to Object

3D Projection

AI 2D Image to 3D Depth Map Generation

AI 2D Image to 3D Point Cloud Generator
3D Point Cloud Depth Editor

Galvo Lens Calibration with Micron Accuracy Edge to Edge

Click here to read our blog article for more information on RE5 software key features and benefits
Get Started in No Time!
A wide range of video tutorials on RetinaEngrave 5 laser design and control software is available. Click here to view our RE5 Video Tutorials on our YouTube channel.
Featured Video: FSL ReCAD Demo
Introducing ReCAD from FSL, the first true browser-based parametric CAD for lasers. Open it in your browser with no installs, use the fast WebGL + WebAssembly engine, build fully constraint-driven designs, and work directly with SVG and DXF files.
- No installs required. Open ReCAD directly at re5.fslaser.com.
- Blazing-fast browser performance powered by WebGL + WebAssembly.
- Constraint-driven parametric design for laser-ready geometry.
- SVG and DXF support with a free browser workflow.
Additionally, Manuals and Guides for our products including RetinaEngrave 5 software are posted and available for download.
