General Information

Serial #

N/A

Part Number

1

Total Parts

2

AKA

N/A

Patents

N/A

General Description

.1 METAL; GLASS/.2 METAL WITH VELVET LINING/.3 CARDSTOCK

Dimensions

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

Length

6.7 cm

Width

6.7 cm

Height

3.8 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Photography

Category

Still processing

Sub-Category

N/A

Manufacturer

AKA

Kodak

Country

United States of America

State/Province

New York

City

Rochester

Context

Country

Canada

State/Province

Unknown

Period

PROBABLY USED IN THE 1950S AND 1960S

Canada

PART OF A COLLECTION OF PHOTOGRAPHIC EQUIPMENT FROM THE ESTATE OF WILFRED HAROLD OLSON, FOUNDERAND PRESIDENT OF DOMINION WIDE PHOTOGRAPHY LTD., OTTAWA (1952-1995). MR. OLSON WAS A PHOTOGRAPHER FOR MANY YEARS AND HIS STUDIO DID WORK FOR BOTH THE OTTAWA JOURNAL AND THE CBC.

Function

USED WHEN ATTACHED TO AN ENLARGER TO FOCUS AN IMAGE OF A NEGATIVE ON TO SENSITIZED PAPER SO THAT BY ADJUSTING THE DISTANCE BETWEEN LENS AND PAPER, IT IS POSSIBLE TO OBTAIN ALMOST ANY DEGREE OF ENLARGEMENT [REF 1]. CAN ALSO BE USED WHEN THE ENLARGER IS CONVERTED TO A VIEW CAMERA.

Technical

THIS TYPE OF LENS IS LUMENIZED WHICH MEANS THAT A SPECIAL HARD COATING HAS BEEN APPLIED TO ALL AIR-GLASS SURFACES TO DECREASE INTERNAL REFLECTIONS & INCREASE THE AMOUNT OF LIGHT TRANSMITTED [REF 2].

Area Notes

Unknown

Details

Markings

.1 PRINTED ON HOLDER: 'Made in U.S.A. by Eastman Kodak Co., Rochester, N.Y./ [scale]'/ PRINTED AROUND LENS: 'Kodak Enlarging Ektanon f:4.5 105 mm. L'/ BOX: PRINTING INCLUDES: 'Kodak/ ENLARGING/ EKTANON LENS/ FOR KODAK FLUROLITE/ AND PRECISION ENLARGERS/ IN LENS BOARD (2 5/8 X 2 5/8 INCHES)/ 4-INCH F/4.5 LUMENIZED/ SOLE IMPRTER INTO CANADA/ CANADIAN KODAK CO., LIMITED/ TORONTO/ MADE IN ROCHESTER, N.Y., U.S.A. BY/ EASTMAN KODAK COMPANY/ TRADE MARK REG. U.S. PAT. OFF.'/.2 NO MARKINGS

Missing

APPEARS COMPLETE

Finish

LENS BOARD: MATTE BLACK/ LENS HOLDER: SHINY METAL WITH BLACK PRINTING; LENS SUPPORT SHINY BLACK WITH WHITE PRINTING/ CAP: SHINY METAL WITH BLACK LINING/ BOX: TOP - YELLOW PAPER WITH BLACK & RED PRINTING; BOTTOM - BLACK PAPER

Decoration

N/A