细节
RIKEN OPTICAL CO., Japan
A 16mm. Hanken camera no. 2936 with black covering and bronzed-coloured metal body, side panel with combined shutter release and film counter advance, the latter engraved 1-23, film advance engraved with Japanese characters, facing side panel with direct vision optical finder, front panel engraved Hanken, shutter speed adjustment B, 100, 50, 25 and a Riken Stekinar anastigmat f/3.5 25mm. lens and cap.