Introduced in 1970.
- Type: rangefinder camera
- Film: 35mm
- Lens: E.Zuiko f 2.8 / 42mm
- Shutter: Olympus, 1/500, 1/250, 1/125, 1/60, 1/30, 1/15 and B
- Focusing: Double image coupled rangefinder, range 0.9m to infinity.
- Exposure Control:
- Auto - Shutter speed preferred (except B) with shutter release lock for insufficient exposure.
- Manual - Shutter speed and F/stop manually selective.
- Power: PX625 or equivalent 1.35V mercury cell
- Self-Timer: About 10 sec. delay
- Dimensions: 109x70x50mm
- Filter Mount: Olympus 43.5mm screw-in type
- Weight: 410g