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Cosina CT-7 (0416)
Released 1980. AKA Cosina Computer CT7, Quantaray RZ-800 (sold by Ritz Camera), and Petri GX-4.Metering: Center weighted. ASA 25 to 1600.
Shutter: Electronic metal 8 seconds to 1/1000th (auto), and 2 seconds to 1/1000th (manual). Electronic self-timer.
Focus: Manual
Viewfinder: Displays LED meter, shutter speed in auto mode, LT lamp for long exposures
Exposure modes: Aperture priority, manual and Bulb.
Flash: Hot shoe.
Film transport: Manual.
Batteries: 2 x LR44 or SR44 batteries.
Lenses: Pentax K-Mount.
Accessories: A winder was available.
Limitations:
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1-10-25 First test results, using Kentmere ASA 100 and developed for 13 minutes in Caffenol-C (made from instant coffee). Used a Cosinon-S 50mm F1.8 (9768) for the test pattern and flash test. A Promaster 28-200mm F:3.8 KAF-mount (0310) took the field shots. A Chinon S250 flash was used. This roll was shared with the Pentax P5.
