Asahiflex IIB with Asahi-Kogaku Takumar 50mm F3.5 lens in makers box. (1954). In good working condition

Asahi Optical is an old camera maker in Japan which go’s back to around 1929 and was a very good quality lens maker. They where the first Japanese maker of the return mirror camera system with interchangeable lenses. The camera’s they made where always very much ahead of there time. This model is a combination of the Leica and Praktina models of this period. Well built items with a waist level and action finder as well as the interchangeable lenses on this camera’s with there special 37mm screw mount.

This was the first Asahiflex with instant returm mirror .

Specifications

Introduced: 1954.

Mount : M37 screw .

Film size: 24x36mm

Shutter : Focal speed shutter with times; B,1/25, 1/50, 1/100, 1/200 and 1/500sec

Shutter dial: yes on top plate.

Transport : on top plate with counter external.

Viewfinder : 1x foldable waist level finder, 1x Eye level Galiean type matches 50mm lens.

Instant return mirror : Yes.

Film rewind lever: Yes in the bottom plate.

Flash Sync:  1/50 sec. contact on the front right side of mirror housing.

Lens: Takumar 50mm F3.5.

Mount: M37 screw mount.

Focal length : 50mm

Optical design: 4 elements in 3 groups.

Angle of view: 47°

Diaphragm : Preset.  12 blades.

Diaphragm : f/3.5 to f/16

Manual focus: yes.

Dimensions: 47x23mm

Weight: 160 gram.

Filter size: Slip on 32mm.