Nikon SB-140 SW-5UV is made of glass, Must be handled with care. To, SW-5IR transmits light rays

BASIC OPERATION________

Steps 1 to 3 are divided into three sections, according to shooting con- ditions: A for normal visible light, B for UV rays and C for infrared rays.

A - For automatic flash photography in normal visible light

A·1. Attach the SW·5V Flash Adapter @ to the flash head.

A·2. Set the exposure calcu· lator dial (jJ) and choose a suitable f·stop for automatic

operation.

Turn dial so the AUTO/MFULL index

@is opposite the speed of the film in use.

With ISO 100 film , for example, the usable flstops are fl4, f/5 .6 and f/S,

8 - For flash photography	B·1. Attach the SW·5UV 1 to
in UV rays	the flash head.
	The SW-5UV is made of glass, and
	must be handled with care. To
	prevent from being dropped, always
	attach with the screw provided.

C- For infrared flash	C·1. Attach the SW·5IR 0 to
photography	the flash head.
	The SW-5IR transmits light rays of
	SOOnm and above ; do not use the
	SW-5IR with films having a maximum
	sensitivity below SOOnm .

22

B·2. Set the exposure calculator dial (jJ) and note the proper f/stop.

Set the exposure calculator dial so the AUTO/MFULL index @ is oppo- site UV ®. Read the f-number which appears directly above the distance scale. If the flash-to-subject distance is 2 m, for example, the correct aper- ture is f/S. With a subject 1m away,

C·2. Set the exposure calcu· lator dial (jJ) and note the proper f/stop.

Turn the exposure calculator dial so the AUTO/MFULL index 9 is oppo- site IR 3 . Read the f-number which appears directly above the distance scale. If the flash-to-subject distance is 2m, for example, the usable aper-