ASAHI PENTAX Z-70 Operating Manual page 86

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(13) INFRARED INDEX
Q
the focal point is different from that of ordinary film
(exposed in visible light) is used. The autofocus system
cannot compensate for this difference automatically.
1. Focus on a subject as usual.
2. Set the focus mode switch to [MF] and turn the fo-
cusing ring to the left by distance indicated on the in-
frared index.
from the
zoom scale, adjust the distance scale to 28 on the in-
frared index (red line).
* In the autofocus mode, the focus cannot be compen-
sated for infrared photography.
* To set the proper exposure level for infrared pictures,
refer to the instructions accompanying the film. The
Programmed AE Mode does not give a correct expo-
sure. Use the Manual Exposure Mode.