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181
Changing the Focusing Screen
Ec-series Interchangeable Focusing Screens
Ec-A: Standard microprism Ec-H: Laser-matte with scale
Ec-B: New split screen Ec-I: Laser-matte with cross
hair
Ec-CII: All Laser-matte Ec-L: Cross split screen
Ec-CIII: Laser-matte Ec-N: New Laser-matte
Ec-D: Laser-matte with grid Ec-R: New Laser-matte
Ec-S: Super precision matte
Super Precision Matte Ec-S and lens’s maximum aperture
Optimum for the lenses whose maximum aperture is f/1.8 to f/2.8.
With the lenses whose maximum aperture is larger than f/1.8, the center
sport metering circle and area AF ellipse may be difficult to see.
With the lenses whose maximum aperture is smaller than f/2.8, the
viewfinder looks darker than attaching the standard focusing screen Ec-
CIII.
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