Specifications Olympus 35 ECR.
Format : 24x 36mm full frame.
Lens : E zuiko F2.8 f= 42mm (5 elements in 4 groups).
Shutter : ESF electronic shutter.
Exposure control: Automatic-Fully progammed system automatically selects correct lens aperture and shutter speeds from 4 seconds to 1/800 sec. EV1 (4sec .F2.8) to EV 17 (1/800sec. F13). At 100 ASA.
Automatic flash system selects correct aperture as you focus and sets correct shutter speed automatically. Synchronization speed 1/20 sec. Camera has both cordless contact and PC contact.Will operate correctly with any flash unit having guide number 7-56 in meter scale.
Sensing cell : Ultra-sensitive Cadmium Sulphide (CDS) type.
Power source : 1.4 mercury battery HM-N type. 2 pieces ( mallory RM-640, everready E-640)
Film speed scale: ASA25—800 / DIN 15—0.
Viewfinder : Rangefinder (0,6x) with parallax correction marks .
Signal light : Yellow light for battery test and slow speed warning. Bleu light indication activation of auto flash system.
Focusing : Double image coupled rangefinder . Rotating helicoid system.
Film loading : EL system (easy loading procedure).
Film Advance : Thumbwheel film advance at camera rear. Automatic shutter locking to prevent double exposure.
Film rewinding : Rapid rewind crank , film button seting type.
Film exposure counter : Exposure counting type , automatic resetting to “S “ (start).
Shutter release : Push button with locking control.
Rear cover operation : Hinge type.
Accesory shoe : Cordless flash contact.
Filter size: 43.5 mm screw-in type.
Size and weight : 111mm x 67mmx 49mm . 415 grams. ( 4 3/8” x 2 5/8”x 1 1/2” , 14 1/2 oz)