Decimen Optical Transfer — transfer files with light

Transfer files<br>with light.

Send a file or a block of text from one screen to another device's camera.<br>No account, pairing, cloud storage, or network path between devices.

This screen transmits

Send a file or text

Any file up to 64 MB, or a pasted text snippet up to 4 MB. Compressed when it helps, restored with its original name.

Send

This camera receives

Point and recover

Detects on its own whether a file or text is arriving, and verifies it with SHA-256 before handing it over.

Receive

A network path is not required between the devices. The bytes travel as light.<br>Files are not encrypted, so anything on the sending screen is readable by any<br>camera pointed at it.