Nikon F4 User Manual
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Matte/Fresnel field with 5mm-dia. and 12mm-dia. ref
erence circles, focus brackets and etched horizontal
and vertical lines. Ideal for architectural photography.
Matte/Fresnel field with cehtral 5mm-dia. microprism
focusing spot and 12mm-dia. circle. Good for general
Matte/Fresnel field with 3mm-dia. BriteView split-
image range finder spot surrounded by 1mm-wide
microprism doughnut. Rapid and accurate focusing
for subjects with both straight lines and ill-defined
contours. Suitable for general photography.
Same as Type K but with BriteView split-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 horizontal or vertical
lines or ill-defined contours. Suitable for general
Clear Fresnel field with extra-bright 12mm-dia. micro
prism focusing spot for viewing and focusing in poor
light. Four models (G1, G2, G3, G4) available corre
spond to lenses with different focal lengths. Depth-of-
field preview not available.