NIKON F/Photomics SPECIFICATIONS
Type of camera: 35mm single-lens reflex
Picture format: 24mm x 36mm standard 35mm film format
Lens mount:Nikon bayonet type
Lenses: Lenses with Nikon F mount; AF lenses
Shutter: Mechanically governed, horizontal-travel, titanium foil focal-plane shutter
Shutter speed: Mechanical control for 11 shutter speeds from 1 sec to 1/1000 sec, including X (1/60 sec); B and T also provided; separate gear trains for slow (1 sec to 1/30 sec?) and fast shutter speeds
Shutter release button: Threaded collar accepts Nikon F and F2-type cable releases
Automatic exposure control: None.
Manual exposure control: Shutter speed and aperture set manually.
Exposure metering: Provided with metered prism assemblies (four available) and external clip-on meters
Metering range:EV 1 to 18 (i.e. f/1.4 at 1 sec to f/16 at 1/1000 with 50 mm f/1.4 lens and ISO 100 film)
Film speed setting: ISO 25-1600 (F), 6-4000 (Model III Meter), 10-1600 (Photomic?, T, and Tn), or 6-6400 (Photomic FTn)
Film advance lever: Single stroke type; 30 degrees stand-off angle and 150 degrees winding angle; automatic film advance possible when motor drives F36 or F250 are used.
Self-timer: Slow-shutter-speed gear train-controlled, approx 3 to 10 sec delayed exposure; lever-type indicator
Viewfinder: Nikon F; Eyelevel finder as standard; interchangeable with 7 other types including 4 metering prisms
Focusing screen: Split-image Type A provided as standard; interchangeable with 16 other types
Finder coverage: Virtually 100%
Finder magnification: 0.8x (with 50 mm lens set at infinity)
Viewfinder illuminator:Via DL-1 accessory light for metered prisms
Multiple exposure control: Via shutter release collar.
Reflex mirror: Automatic instant-return type with mirror lock up (MLU)
Depth-of-field preview: Provided via lever
Frame counter: Additive type; frame numbers from 0 to 40; automatically resets to S when camera back is removed
Film rewind: By crank provided after shutter release collar is switched to R
Flash synchronisation:Possible at all speeds up to 1/60 sec with electronic flash; sync terminal provided for off camera or multiple-flash photography; sync terminal is switchable to work with flashbulbs at speeds of up to 1/1000 sec (type 6 flashbulbs)
Accessory shoe:Provided; special Nikon F-type located at base of rewind knob; adaptors available to convert to ISO or F3-type shoes
Power source: One PX-625 1.3V mercury battery in Photomic, T, Tn prism; Two PX-625 1.3V mercury battery in Photomic FTn prism; Model I, II, and III Meters are self-powered by selenium cell
Motor drive coupling:Requires modification to base-plate of camera to add firing and winding couplings; couplings provided for automatic film advance, shutter release, and back opening for motor drives F36 and F250
Camera back: Slip-off; opens by turning O/C key to Open position and taking back off; interchangeable with 250 exposure magazine back (and motor) F250
Body finish: Black or chrome available
Body dimensions (W x H x D):approx 146.1 x 101.6 x 95.3 mm (5.75 x 4.00 x 3.75 in) with Tn or FTn finder
Body weight: 1049g (2.31 lb) approx with Tn or FTn finder
************************************************