The C Tech Scene Viewer lets you open and interact with 3D models exported from Earth Volumetric Studio (EVS). Rotate, zoom, and explore scenes in your browser or on the Windows desktop — no EVS license needed.
Try It
The model below is a live Scene Viewer — try rotating, zooming, and clicking objects to get a feel for the controls as you follow along with the help topics.
Quick Start
- Go to viewer.ctech.com or double-click a CTWS file on Windows
- Drag your
.ctwsfile onto the page, or click Click to Open Scene to browse - Rotate with the left mouse button, pan with the right mouse button, zoom with the scroll wheel
- Use bookmarks in the toolbar to jump between saved views
- Double-click any object to inspect it
What Do You Want to Do?
- Open a CTWS file and learn how to navigate the 3D scene with mouse and touch controls.
- Probe data, measure distances, control the camera, adjust vertical exaggeration, and edit objects.
- Embed models in your website, set up custom branding, and manage hosted viewer deployments.
Reference
- Working with Multiple Scenes — View multiple CTWS files in side-by-side viewports
- Settings — Theme, language, and transition speed
- Keyboard Shortcuts — Complete shortcut reference
- Compatibility — Supported browsers, devices, and operating systems
- Troubleshooting — Common issues and solutions