Operation Manual

4
Basic Operation
1. Incident and reflected light measurement
To set for either incident or reflected light operation, slide the Lumisphere
mounting until it clicks.
Incident light mode Reflected light mode Setting operation
Always use the Lumisphere mounting for setting.
Hand operation of the Lumisphere may cause damage.
The Lumisphere is an important light receiving unit. Please handle with
care and try not to mark or soil. Wipe Lumisphere with a dry soft cloth if it
becomes dirty. Never use organic cleaners (like thinner or benzene) to clean
Lumisphere.
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2. Incident light measurement
Incident light measurement employs either the built-
in Lumisphere or accessory Lumidisc.
Measure with the lumisphere at the subject position
aimed in the direction of the camera.
Using Lumisphere
Lumisphere is used to measure light that
illuminates people and buildings and other three-
dimensional objects. Measurements are made at the subject position aimed
in the direction of the camera lens.
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