Meter coupling range, Ae coupling range, Meter and ae coupling ranges – Canon A-1 User Manual

Page 81

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AE Range of Silicon Photocell at Various AS As

FD 50mm f/1.4 Lens

Meter Coupling Range

When using the FD 50mm f/1.4 lens and

ASA 100 film, the built-in exposure meter
couples within a range of EV -2 (f/1.4 at

8 sec.) to EV 18 (f/16 at 1/1000 sec.)

AE Coupling Range

At given film speeds, the built-in exposure

meter couples with the aperture and shutter

speed as indicated in the chart below.

Outside the coupling range, the camera

warns you by flashing the photographic data

inside the viewfinder.

f/«op

Shutter Speed 30 18 S 4

(Sec.)

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