Adjustments Adjustment Tools - 3
Model R77 Before you begin, remove
the 10X multiplier plate
from the lens.
Three scales are shown on
the light meter:
• 200-1000 fc
• 50-250 fc
• 10-50 fcT
Because display screen
luminance typically ranges
from 10 to 50 fc, take
readings from the bottom
scale only.