Nikon F4S Film Camera User Manual


 
Focusing Screen Selector Guide
Type B
Type U
Type F
Type
C
8
Matte/Fresnel field with 5mm-dia, and 12mm-di
a,
reference circles and focus brackets, Good for general
photography,
Matte/Fresnel field
wi
th
Smm-dia, and 12mm-dia,
reference circl
es
and focus bracket
s,
Suitable with
telephoto lenses longer than 200mm,
Matte/Fr
es
n
el
fie
ld
with 5mm-dia, and 12mm-dia, ref-
erence circt
es
and focus brackets, Suitabte with reilex
tenses and telephoto lenses tonger than 400mm,
Fine-ground matte field with 5mm-dia, clear spot and
cross
hair,
For
photomicrography, as
tr
ophot
og
raphy
and
ot
her high-magnification applications using
paratl
ax
focusing on ae
ri
al images,
Fine-ground Fresnel field with 5mm-dia, clear spot
and cross h
ai
r for use
in
parallax focusing on aerial
images, p
lu
s mi llimeter scales
for
catc
ul
ation of in-
dividuat magnification of objects or for measuring
object
s,
Brilliant image
in
dim light. Sui
ta
ble for close-
ups, photomicrography and other high-magnification
app
ti
ca
ti
ons,
Type E
TypeJ
Type K
Type P
Type
G
~
Matte/Fresnel
fie
td
with Smm-dia, and 12mm-dia, ref-
erence circles, focus brackets and etched horizontal
and verticat lines,
tdeat
for architecturat photography,
Matte/Fresnel field with central 5mm-dia, microprism
focusing spot and 12mm-dia, circle, Good for general
photography,
Matte/Fresnel field with 3mm-dia, BriteView split-
image range finder spot surrounded by 1mm-wide
microp
ri
sm
doughnut. Rapid and accurate focusing
for subjects with both straight lin
es
and ill-defined
contour
s,
Su
it
able
for
general photography,
Same as Type K but with BriteView spli
t-
image range
finder line
at
a 45° angle and etched horizontal and
vertical lines
as
an
aid
to
composition, Rapid and ac-
curate focusing
for
subjects with horizo
nt
al or vertical
lines or ill-defined contours, Suitable
for
general
photography,
Clear Fresnel field with extra-bright 12mm-dia, micro-
prism focusing spot for viewing and focusing in poor
li
ght. Four models
(G1,
G2, G3,
G4) available corre-
spond to lenses with different focal tengths, Depth-of-
field preview not availabl
e,
91