Quantum cryptography system.
Bob's optical setup (uncovered, no thermoisolation installed)
Single-photon detector not shown.
This picture from Quantum hacking lab gallery illustrates Alexey Brylevskis Master thesis page, Optic, Electrooptic and Fiber-Optic Components directory and is included in Picture Collection (ref. nr. a141-7) on Photo Pages
Fujichrome Sensia II 100 film,
How you can use this image. ©2001 Vadim Makarov