Kodak Retina automatic III User Manual

Use filters for better pictures
Filters are used wi th block-and- w hit e film to obtain correct tone rendering and for special
effects.
With colour films , used in a camero as the RETINA automatic, filters are u se d to ch ange
the
colour of the light to suit the particular colour film in use.
Most filters have w hat is called a filter factor. This is the factor by which the exposure
must be increased to compensate for the light absorbed by the filter.
With the RETINA automatic III, this is best allowed for by reducing the film speed setting
as follows :
Kodak filters for black-and-white film
Reduce the film speed setting by the
following number of divisions *)
Light yellow (f I) ... . ........... . .............. . .. . .. . ..... . ....... . .. . .. . .. . ......... . ...... . ..... '12
Medium ye llow (f II ), yellow-green (f III ) . ..... . ... . . .. ........... • .. • .. • ..... • ............... . .. 1
~~r(~:ll~ ' ~~~::::::::::::::::::::::::::::::::::::::::::::: : :::::::::::::::::::::::::::::::::::::::: r~:
Th e above filters must NEVER be used with colour films.
Kodak Wratten filters for colour films
Wratten No . 1 A Skylight ( ultra-violet ) ............... . .................. ..... .............. . ...... 0
Wratten No .8 5 ( amber ) f or use with Kodachrome Film Type A for daylight ex po sures . .. . ... ... '12
Wratten No. 85 B ( amber ) for use with Ektachrome Film Type B for daylight exposures . . . . ........ '12
Wratten No . 85 C ( amber ) for u se with Ektachrome Film Type F and Kodachrome film Type F
for daylight exposures . . . . ........ ...... ................................................ '12
Wratten No. 80 B (l ight blue ) for use with Kodachrome and Ektachrome Films, Da ylight Type
for Photoflood exposures ... ... .. . ..... . ........... . ................. . . .. .. . ...... .. ..... 1
Kodak Pola Screen for reflection control and sky darkening wit h colour film .. . .......... . ...... pj,
*) On e film speed division corresponds to a doubling or halving of the ASA s peed , e. g . from
25 to 50 ASA.
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Kodak Retina automatic III Specifications

General

Brand	Kodak
Model	Retina automatic III
Category	Digital Camera
Language	English