Kowa SIX Version II - Kowa Six Filters

FILTERS
When you wish to contrast your B & W pictures
or to use your daylight films under artificial
lights, filters will offer effective results.
Filter sizes are given in the following lens
descriptions.
19mm, 35mm and 40mm lenses are supplied
with filter holder for gelatine filter. Spare
filter holder is available.
Exposures must be modified by exposure factor
which is given in the table on this page. (But
if
you
use
EXPOSURE
FINDER
or
PRISM
EXPO-
SURE
FINDER
„you
will
be
free
from
troublesome
exposure factor modifications.)
UV
and
1A
need
no
exposure
increase(exposure
factor
1).
Keep
always
clean
the
surface
of
filter.
Note: PL filter comes only in 67mm.
22
Types and
Designation
Uses of KOWA Filters.
Color
Exposure
Facter
Application
For ‘black & white films
Colorless
1 To eliminate hazardous ultra-violet rays and protect lens
Light yellow Widely used for enhancing the tone of photo taken outdoor
Orange
Intensifies contrast in phtographing mountains. distant scenes, buildings and
carvings
Red
Gives higher contrast than O2
Dark red
-1
Used for infra-red photography
Yeliowish
green
Moderates tones of a photo of colorful subject
portraits
beautifies
skin
feeling
in
E
$
З
z
E
©
5
2
ND-4
Neutral
grey
Moderated sensitivity for acquiring haze effect with iris opened
PL
(polan
zauon)
Neutral
grey
Polarized filter for eliminating reflecting light caused by plane
(For details, refer to manual for polarized filter. )
1A
(sky light)
Light pink
Removes ultra-violet rays that tends to make the photo blue-tinged, and
protects
lens.
For color films
* 82C
Light blue
Used
when
photographing
in
morning
or
evening
whith
daylight
color
film
Blue
Used when
illumination.
photographing with daylight color film by clear flash bulb
Dark blue
Used when
illumination.
photographing with daylight color film: under reflector lamp
Light amber
Used
when
photographing
with
daylight
color
film
in
clouday
day
or
at
a shaded place in a fine day
Amber
Used in daytime photo-taking with tungsten type A color film
Dark amber
+ = Equivalent to Kodak Wratten Filter
Used
in
daytime
photo-taking
with
tungsten
type
B
color
film