5. Always advance the film-transport crank to its fullest extent This avoids blank exposures.
6. Always ensure pre-set ring is closed after focusing and before exposure.
SPECIFICATION
Lens: 58mm Hellos f/2 interchangeable super-fast 6 element; minimum focus: 18 inches; apertures: f/2 to f/16;
pre-set diaphragm; depth of field index; distance scale.
OR . . .
50mm Industar f3.5 interchangeable; minimum focus: 24 inches; apertures f3.5 to f16; aperture-setting ring;
depth of field and distance scales.
Shutter: Focal plane; Instant return mirror; speeds: 1/30 see to 1/500 see; B and delay time & 'M' and 'X'
synchro.
Viewfinder: Reflex viewfinder with ground glass focusing screen; Eyepiece magnification: 5X.
Film Transport: Single stroke crank: advances film, sets shutter, counts exposure, primes shutter speed dial.4www.but kus.org
Other Features: Film type reminder; Film-rewind button. Dimensions: 5 7/8"x3 7/8"x4" (approx.)
Weight: 920 grams.
Location of Parts
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