Canon F1-N Brochure & Specs page 82

31 SPECIFICATION
Eyepiece Shutter:
Dioptric Adjustment:
Focusing Screen:
Light Metering System:
Meter Coupling Range:
Exposure Preview:
Meter Mode:
Exposure Compensation Dial: +- 2 f/stop range in 1/3 f/stop
Shutter:
Built-in. Keeps out extraneous light during
self-timer and remote control operation.
Built-in eyepiece adjusted to standard
-1 diopter.
Standard split-image/microprism rangefinder.
Twelve other types of interchangeable
screens are optionally available.
Through-the-lens (TTL) metering by
silicon photocell (SPC). Metering area
is determined by special optical element
incorporated in each focusing screen.
Center-weighted average, selectivearea and
spot metering are optionally available by
changing the focusing screen.
EV -1 (4 sec. at f/1.4) to EV 20
(1/2000 sec. at f/22) with ISO 100 film and
FD 50mm f/1.4 lens.
By pressing shutter button halfway.
At "NORMAL," meter activated as long as shutter
button is pressed halfway. At "HOLD," meter,
once activated, stays on for 16 sec. At "LIGHT,"
meter, once activated, stays on for 16 sees.
and viewfinder information is illuminated.
Cancellation possible.
increments: 1/4.. 1/2 .. 1 .. 2 .. 4
Horizontal-travel, titanium focal-plane
shutter with four spindles. Eiectromechanical
hybrid control. Mechanically controlled at
speeds from 1/2000 to 1/125 sec., "d "
(1 /90 sec.) and B. Electronically
controlled at speeds from 1/60 to 8 sees.
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