Lens: Carl Zeiss Jena 50mm F/2.8 Tessar

Aperture: f/2.8 up to f/22

Focus: manual

Mount: M42

Shutter: metal curtain with travel focal plane-shutter, 1s to 1/1000s and bulb mode

Material: metal

Flash: hot shoe, 1/125s flash x-sync

Film: 35 mm, 24x36 mm film exposed, manual advance lever

Lens: Pentacon 50mm F/1.8 auto

Aperture: f/2.8 up to f/22

Focus: manual

Mount: M42

Shutter: mechanically controlled, vertical-moving metal-blade focal plane shutter, 1s to 1/1000s and bulb mode

Material: metal

Flash: hot shoe, 1/125 sec flash x-sync

Film: 35 mm, 24x36 mm film exposed, manual advance lever

Lens: Tokina FD 28mm F/2.8

Aperture: f/2.8 up to f/16

Focus: manual

Mount: Canon FD mount (usable with 4 full aperture metering AE modes and with stopped-down AE), Canon FL (usable with stopped-down AE)

Shutter: Cloth focal plane shutter with four spindles. Electronically controlled, stepless, from 30 sec. to 1/1000s and bulb mode. Shock and noise damper mechanisms are incorporated.

Material: aluminum alloy chassis and outer cosmetic (ABS) plastic panels

Flash: hot shoe, 1/60 sec flash x-sync

Film: 35 mm, 24x36 mm film exposed, ISO 6 to ISO 12830 in 1/3 step increments, manual advance lever

Lens: Canon EF 50mm F/1.2 USM

Aperture: f/1.2 up to f/16

Focus: manual or automatic (TTL-AREA-SIR with a CMOS sensor, Area AF with 45 focusing points)

Mount: Canon EF mount

Shutter: vertical-travel, focal-plane shutter with all speeds electronically-controlled, 1s to 1/8000s and bulb mode

Material: rubber-covered magnesium alloy body

Flash: hot shoe, X-sync at 1/250 sec flash

Film: 35 mm, 24x36 mm film exposed, Automatic. After film is loaded and the back closed, the film advances to frame 1 automatically, taking about 1 sec.