Enigma Machine by Jason Prahl | Aug 2, 2019 | Photo - Misc, Photo - San Francisco, Photoblog From the Computer History Museum in San Francisco Camera: ILCE-7M3 Taken: 20 April, 2019 Aperture: ƒ/1.4 Exposure bias: -1EV Focal length: 35mm ISO: 100 Shutter speed: 1/8000s