R-i eos-1 n’s standard focusing screen, Eos-3’s standard focusing screen, Eos-1 n rs’s standard focusing screen – Canon EOS 1 V HS User Manual
Page 130
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Interchanging the Focusing Screen
Ec-series Interchangeable Focusing Screens
Ec-A: Standard microprism
j~i-.. Compatible with all
EF lenses. Lenses
with a maximum
aperture smaller
than f/5.6 will cause
the focusing
screen’s microprism
to darken.
Ec-H; Laser-matte with scale
jm_
+
t
1
-
-
1
1
+
........
+
1
1
-
-
1
1
+
Compatible with all
EF lenses. The
scales at the center
and periphery help
you compose shots
for close-ups and
photomicrography.
Ec-B: New split screen
Compatible with all
EF lenses. With slow
lenses whose
maximum aperture
is smaller than f/5.6,
the split-image circle
may darken.
Ec-I: Laser-matte with cross hair reticle
Use the cross hair at
the center to focus.
Suited for
photomicrography
and
astrophotography.
Ec-CII: All Laser-matte
_r-i
EOS-1 N’s standard
focusing screen.
Ec-CIII: Laser-matte
EOS-1 V’s standard
focusing screen. The
cm logo is imprinted
on the lug to
distinguish it from
the Ec-N.
Ec-L: Cross split screen
j - \
____ , Compatible with all EF
lenses. Focus with the
vertical and horizontal
splits. Lenses with a
maximum aperture
smaller than f/5.6 will
cause the focusing
screen’s split portion to
darken.
Ec-N: New Laser-matte
EOS-3’s standard
focusing screen.
Ec-D: Laser-matte with grid
Compatible with all
EF lenses. Ideal for
architectural
photography and
photo duplication
work.
Ec-R: New Laser-matte
EOS-1 N RS’s
standard focusing
screen.
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