Mamiya Professional C330f - Page 26

25
Focusing Screen
The following types
of focusing screen are
available, replaceable
according to the pho·
tographing purpose.
A
metal frame is pro·
vided for all focusing
screens.
Designation
G
No.1
Matte
G
."
No.2
_. r;;
Rangefinder
-: , , ~ )
Spot 4 °
.,
r~ @ I
No. 3
Rangefinder
Spot 6 °
l; Co) I
No. 4
Microprism
[J
"
No. 5
=:: 8
Cross Hair
R
NO.6
"
Checker
,
..L
Features
Matted entire surface; Fresnel lens
( except center circular
portion ) ;
with exposure factor scale.
Matted entire surface (except cen·
ter small circular split prism por·
tion ) ;
Fresnel lens (except center
circular portion ) ; with exposure
factor scale.
Matted entire surface ( except cen·
ter small circular split prism por·
tion ) ;
with
Fresnel lens
(except
center
circular portion ) ; with ex·
posure factor scale.
Matted entire surface (except cen·
ter
microp irsm
portion ) ;
with
Fresnel lens (except center circular
po rtion ), and
exposure'
factor
scale.
Matted entire surface ( except cen·
ter circular portion ) ; with
expo ·
sure factor scale.
Matted entire surface; with Fres·
nel
lens
( except
center circular
portion ); with sectional scale, and
exposure
factor scale.
Application
For general photography
Suitable for any lens
For general photography
Quick, accurate
focusing is po·
ssible through the matted surface
and the split prism.
For
general photography .
Focusing precision
by the
split
prism is sensitive compared with
the No. 2 Rangefinder Spot 4 °
For general photography
Focusing
is
performed
through
the matted surface and the center
microprism portion .
For
special photography
Suitable for close·up photography
by largely extending the bellows ;
also
for dim, distant
views and
astrophotography.
Sectional
graduations are
added
to the No.1 Matte .
Convenient in
arranging compo·
sit ion.