Exposure Settings - Canon F-1 Instructions Manual

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Exposure Settings

Full Aperture Metering

Full aperture metering can be performed with FD lenses

which have an aperture signal lever and pin.

Set the meter switch at "ON".

Set the shutter speed dial at the desired speed.

Face the camera towards the subject, look into the

viewfinder, and check the needles in the meter

reading window.

Turn the aperture ring until the meter needle bisects the

aperture

metering

circle

adjustment cannot be made, a different shutter speed

must be used.

The meter needle is coupled to the film and shutter

speeds and moves vertically according to the brightness

of the subject. The meter needle moves downward when

the shutter is set at high speeds and upward when it is

set at low speeds. When the shutter is set at a slow speed

outside the coupling range (slower than 1/2 sec. with

ASA 100 film), the meter window turns red, and

metering will become impossible even if the aperture is

changed. When the window turns red and metering

cannot be performed, use high-speed film or the optional

Booster T Finder. Refer to "Coupling Range of Built-in

Exposure Meter" on page 35.

the

meter.

this

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