Olympus ECR compact camera is a rangefinder version of EC model. It was released in 1972 and has same lens and electronics as EC model. Lens is 42mm f2.8 E.Zuiko with the closest focusing distance of 0.9m. Camera uses 1.35V batteries but 1.5V batteries can be used with adapter.

• Shutter speed from 4 sec to 1/800 sec
• ADA 25-800
• CdS exposure meter