Specifications Olympus 35 EC.
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.
Flash-Auto flash fires only when necessary and is bypassed when not .Flash-matic system selects correct aperture and sets correct shutter speed automatically accoording to the subject distance . Synchronication speed 1/20 sec .X synchro of corless and PC contact. Guide number range 7..56 for meters (23..180 for feet).
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 : Bright frame viewfinder (0,7x) with parallax correction marks and zone focus marks.
Signal light : Yellow light for battery test and slow speed warning. Bleu light indication activation of auto flash system.
Focusing : Zone focus , eye-measurement type of rotating helicoid system. Focusing range o,9 m (3ft) to infinity ∞ . Clicks stops at 1m (3.3ft) , 1.5m (5ft) 3m ( 10ft) and infinity.
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 . 410 grams. ( 4 3/8” x 2 5/8”x 1 1/2” , 14 1/2 oz)