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Ilford Safe-light filters

Ilford No
Name
Wratten
Colour Use  
(equivalent)
     

SL1

 

Orange

Blue sensitive materials, including Multigrade, Ilfospeed, Galerie and also photolettering fiIm and paper.

900
BR

1

Bright red Very slow Orthochromatic materials. Lith-type.
902
S

OC

Light brown As SLI above
903
Infra Red

7

Yellow green

Infra-red, absorbs Infra red completely

904
F

6b

Dark-brown

Fast, blue sensitive materials such as Iine film and electron microscopic film and some photographic papers.

905

 

Olive green Xray material
906
ISO

2

Dark "Ruby" red Orthochromatic materials and recording materials.
907
G

13

Dark green Very slow panchromatic materials.
908
GB

10, 10H

Very dark green All panchromatic materials, colour papers and ILFOCHROME. Although designed for the maximum possible efficiency, this safelight must be used with extreme care. Fast panchromatic materials must not be exposed to direct light from this filter for any appreciable length of time.
909
Bright Green

12

Green Desensitised Panchromatic materials
910
VS2
  Orange Contact paper, Reflex Document Contact Paper, Contact Lantern Plates and other very slow blue-sensitive materials  
914
NX

 

Sepia X-ray films
915

 

Light red

Orthochromatic materials such as graphic arts materials

916

 

Green Red sensitive holographic plates
917

 

Infra red

For use with infra-red image transmitting intensifiers

Kodak Wratten safe-light filters