Infrared Photography/Camera Back Replacement - Olympus OM-2 Instructions Manual

INFRARED PHOTOGRAPHY
250 500 1000
The 0 L YMPUS OM System Lenses are prov ided with an in-
frared index mark engraved in red on the depth of field scale
to the right of the reference dot .
W hen shooting w ith' infrared film, focus normally on your
subject witho ut the red filter on and read the subject dis-
tance on the distance sca les. T hen, t u rn the focusing ring to
the rig ht u nti l the distance reading is op posite the infrared
index mark. You r lens wi ll t hen be in focus for average in-
frared photograp hy . Shoot with the red f ilter on . In the
above picture, the red index is set at infinity .
CAUTION :
Infrared photography i s not availab l e on AUTO
mode .
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CAMERA BACK REPLACEMENT
The camera back of the OM-2 is fully interchangeable with
the Recordata Back 2 and 250 Film Back 1 . To remove the
camera back, push down on the release pin as shown . Do
not remove the back unless necessary. .
The Recordata Back 2 registers data such as date, number,
alphabetical code, etc . directly on the picture.
The 250 Fi lm Back 1 is designed for winder or motor drive
shooting ; it accepts a bulk loaded magazine of 250 frame s.