General Information

Serial #

N/A

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

METAL HOUSING/ GLASS/ SYNTHETIC CASE

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length

4.3 cm

Width

4.1 cm

Height

1.0 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Photography

Category

Still camera accessories

Sub-Category

N/A

Manufacturer

AKA

Kodak

Country

Germany

State/Province

Unknown

City

Unknown

Context

Country

Unknown

State/Province

Unknown

Period

Unknown

Canada

EQUIPMENT OWNED BY CAMERON M. EDWARDS, DONOR'S GRANDFATHER, WHO DIED IN 1978. HE WAS AMATEUR PHOTOGRAPHER/CINEMATOGRAPHER. IN 1920S-1930S HE WAS APPOINTED AS ASSISTANT TO GOVERNOR-GENERAL OF DAY, GIVING HIM ACCESS TO FILM VENUES SUCH AS ROYAL TOUR, INCLUDING VISITS TO PARLIAMENT HILL, HARRINGTON LAKE, ETC. SOME OF HIS FILMS ARE NOW AT NAC UNDER C.M. EDWARDS.

Function

OPTICAL DEVICE PLACE IN FRONT OF CAMERA LENS TO ALTER LIGHT ENTERING CAMERA. DIFFUSION DISK HAS PATTERN OF SHALLOW GROOVES OR RIBS OF GLASS WHICH PRODUCES SHARP IMAGE COVERED WITH HAZE OF UNFOCUSED LIGHT, ONCE CONSIDERED DESIRABLE IN PORTRAITURE, PARTICULARLY BETWEEN TWO WORLD WARS (REF. 1).

Technical

EXAMPLE OF SPECIALIZED FILTER USED TO CREATE HAZY EFFECT OVER IMAGEWHICH WAS FASHIONABLE IN PORTRAIT PHOTOGRAPHY IN PERIOD BETWEEN TWO WORLD WARS.

Area Notes

Unknown

Details

Markings

INCISED BLACK LETTERING ON HOUSING READS "Kodak Diffusion Disk 32" & "Made in Germany"/ RAISED LETTERING ON CASE READS "KODAK"

Missing

COMPLETE

Finish

PLATED METAL/ COLOURLESS, TRANSPARENT GLASS & CASE

Decoration

N/A