Glossary Of Terms To Describe The Joshua Cameras - Polaroid Joshua Vision Service Manual

Glossary of Terms to Describe the Joshua Camera
Actuator, Power
Ambient
Asleep and Wake
Up Modes
B+
Blade Position Encoder
Brightness Override
Camera Cycle
Chute
Closed
Clutch, Wrap-Spring
Collapsed
Counter Detent
Counter Wheel
Darkslide
Note: Includes Polaroid meanings of terms used to describe
Camera operations, parts and assemblies. Camera part
names are capitalized.
Part of Power (Erect) Switch which maintains power for darkslide or
processing when camera is folded.
Visible light illuminating subject.
Low (idle) power and full operating power levels of camera electronics.
Operating voltage (nominally tbd V) for camera electrical and electronic
circuits.
Sophisticated electro-optical system using photo-interrupter in Shutter
Blades to accurately determine Blade position.
Electronic Lighten/Darken switch to adjust exposure by about +/- 3/4 f/stop.
Moving a slider operates Logic Switch wireforms.
All steps occurring in exposure and processing, from darkslide to film frame
transport into storage chamber.
Semi-circular cavity at end of Camera into which film frame is transported
by Feed Rolls, which reverses the direction of frame travel to permit frame
storage.
Refers to Camera doors, not the Camera itself.
One-way clutch in drive system Clutch Gear that unlatch Recock Latch in
CCW direction, but slips in CW direction.
Refers to Camera in folded position (opposite of erect).
Metal arm in Drive System which acts as a ratchet on Counter Wheel, after
Wheel is indexed by forward stroke of spring arm on Pick Carrier.
Indicating disk numbered 1 - 10, which displays number of frames used.
The paper covering the top frame in a film pack, automatically removed and
stored in the picture storage chamber when the filmpack is inserted; also, the
process just described.
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