How to use

Open https://360-preview.superbonfire.tech.

Show a file

1. Drag an image or video file onto the page. You can also select a file from your device.
2. Wait until the viewer loads.
3. Drag on the view to look around. Pinch or scroll to zoom.

To show a different file, clear the current file and drop the new file.

Set the projection

If the image does not look correct, open the projection list and select the format of the file.

The app can suggest a projection from the file name or the image aspect ratio.

Set the lens

Use the focal length control. The value is in full-frame equivalent millimetres. The app shows the field of view.

Use a preset when you must match a known lens.

Play a video

Use the timeline to play, pause, restart, and move to a time. Use the frame buttons to step one frame.

Gyro look on a phone

1. Open the app in a mobile browser.
2. Tap the compass control.
3. Allow motion when the browser asks.
4. Tilt the phone. Tap the compass again to stop.

Other controls

• Reset view — return the view to the centre. The lens value stays.
• Fullscreen — show the viewer in full screen.