|King Regula Sprinty BC c.1965 image by Süleyman Demir (Image rights)|
Regula Sprinty BC is a 35mm film viewfinder camera made by King and produced between 1963-65 in different versions.  Regula Sprinty is a large series of viewfinders. Introduced 1962 and continued until 1971 with many models.
See also the article King Regula Sprinty
- Lens: Isco-Göttingen Color Gotar 45mm f/2.8 (in the photos); there are various lenses on the camera like Color Rexar 45mm f/2.8
- Aperture: f/2.8-f/16,
- Separate setting: for flash, on B mode, via the speed-aperture ring, dial is underside of the ring
- Focus range: 1m - inf.
- Focusing: front element zone focusing, ring, distance and DOF scales on the lens
- Shutter: King Rectamat, programmed shutter/diaphragm, speeds: 1/30-1/250 +B
- Aperture and Shutter setting: by a ring on the lens-shutter barrel, according to Exposure Values speed and aperture set together, dial on front of the ring, markings: eg. 250/11-16, 125/11-8-5.6 etc.
- B setting: activated by a minute switch on the back of the camera, you can separately adjust the aperture size in this mode for flash
- Cocking lever: also winds the film, rapid advance, right back side of the top plate
- Shutter release: on middle-right side of the top plate, w/ cable release screw
- Frame counter: on the bottom plate, advance type, auto-resets when the back cover opens
- Viewfinder: bright frame lines and parallax correction marks for close distance, quite large
- Exposure meter: Selenium cell lightmeter, uncoupled
- Film speed range: ASA 50-400
- Setting: via a complex match the needle window and dial on the right of the top plate, flat against the top metal surface
- Re-wind lever: folding crank type, left of the top plate
- Re-wind release button: on the bottom plate
- Hot-shoe: there are X and M symbols on it, flash sync. via the shutter-aperture ring's seperate aperture numbers, a flash symbol with them
- Flash PC socket: none
- Self timer: none
- Back cover: hinged, opens by a minute switch on the left side of the camera
- Tripod socket: 1/4"
- Body: anodised aluminium and plastic, Weight: 353g
- Engravings on the back of the top plate: Made in Western Germany
- Serial no. in the back cover