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AE Mechanism:
Electronically controlled.
Information input by means of AE mode
selector and AT dial for full-aperture AE
metering (FD lens at “A”) and stopped-
down AE metering.
Employs three LSI's with I
2
L, one Linear
LSI and one Bi-MOS IC for light
metering.
AE Mode Selection:
By means of AE mode
selector. Two settings: TV (Time value)
for shutter priority AE, Av (Aperture
value) for aperture priority AE.
Light Metering System:
Through-the-lens
Central Emphasis Averaging metering by
silicon photocell located just above eye-
piece lens. Light reaches silicon photocell
after passing through fresnel lens con-
denser.
ASA Film Speed Setting:
ASA6 to ASA
12800 in 1/3 step increments. With lock.
Meter Coupling Range:
EV-2 (8 sec. at
f/1.4) to EV 18 (1/1000 sec. at f/16) at
ASA 100 with FD 50mm f/1.4 lens.
Exposure Compensation:
±2 f/stop range in
1/3 f/stop increments: 1/4 •• 1/2 •• 1 ••
2 •• 4.
Exposure Memory:
EV locked in when ex-
posure memory switch is pressed. When
pressed, the shutter-speed/aperture com-
bination can be changed for the same
locked-in EV.
Exposure Preview:
Viewfinder digital read-
out activated by pressing shutter button
halfway or by pressing exposure preview
switch or exposure memory switch.
Stop-down Lever:
Foldable. Stopping-
down an FD lens is possible only when
aperture ring is disengaged from “A”
mark.
Manual Override:
Possible by disengaging
FD lens from “A” mark and setting AE
mode selector to Tv. Aperture manually
controlled with aperture ring, shutter
speed with AT dial.
Shutter:
Cloth focal plane shutter with
four spindles. Electronically controlled,
steplessly, from 30 sec. to 1/1000 sec.
Shock and noise damper mechanisms are
incorporated.
Shutter Speed Scale:
B, 30, 15, 8, 4, 2, 1,
2, 4, 8, 15, 30, 60,125, 250,500, 1000
plus P (with the AE mode selector at Tv).
“P” setting is for programmed AE mode.
Intermediate speeds not on the scale can-
not be set.
Aperture Scale:
• 1.4 • 2 • 2.8 • 4 • 5.6 • 8 •
11 • 16-22 (with the AE mode selector at
Av).
Shutter Release Button:
Oversized, two-
step button with electromagnetic shutter
Not For Resale
–
Free Download at http://www.joe
-
chan.com/manuals
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