General Information

Serial #

EI 320

Part Number

1

Total Parts

4

AKA

N/A

Patents

N/A

General Description

METAL AND GLASS CONSTRUCTION. CW SYNTHETIC LENS CAPS & FOAM LINED NYLON CASE.

Dimensions

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

Length

15.3 cm

Width

15.3 cm

Height

7.0 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Photography

Category

Still camera parts

Sub-Category

N/A

Manufacturer

AKA

Kodak

Country

United States of America

State/Province

New York

City

Rochester

Context

Country

Worldwide

State/Province

Unknown

Period

THIS LENS PRESUMABLY USED FROM LATE 1940S UNTIL 1992.

Canada

PART OF A LARGE COLLECTION OF PHOTOGRAPHIC EQUIPMENT USED BY YOUSUF KARSH, CANADA'S INTERNATIONALLY HONOURED PORTRAIT PHOTOGRAPHER. FROM 1932 TO 1992, MR. KARSH OPERATED FROM HIS PRINCIPLE STUDIO IN OTTAWA, PHOTOGRAPHING HEADS OF STATE, RELIGIOUS LEADERS, AND THOSE PROMINANT IN BUSINESS, THE ARTS AND ENTERTAINMENT. HIS PHOTOGRAPHIC PRINTS AND NEGATIVES, AND PERSONAL PAPERS ARE IN THE NATIONAL ARCHIVES OF CANADA.

Function

USED TO FORM IMAGES ON PHOTOGRAPHIC FILM BY FOCUSING RAYS OF LIGHT PASSING THROUGH IT.

Technical

THIS WAS ONE OF KARSH'S FAVORITE LENSES. KODAK ADVERTISED IT AS AN ALL-PURPOSE LENS, PRODUCING SUPERB IMAGE QUALITY AND MAINTAINANCE OF IMAGE PLANE REGARDLESS OF LENS OPENING. THE 250MM WIDE FIELD LENS PRODUCED EXCELLENT RESULTS ON 8X10" FILM, WITHIN LIMITED CONFINES OF STUDIO. (KODAK, PP.22-23, IN SUPP. INFO.)

Area Notes

Unknown

Details

Markings

" Kodak Wide Field Ektar f:6.3 250 mm (10 in.) EI 320 [symbol] " incised on casing around lens; " Made in U.S.A. by Eastman Kodak Co. Rochester, N.Y. " incised on ring surrounding lens. " NO. 5 UNIVERSAL SYNCHRO SHUTTER/ MADE IN U.S.A. BY ILEX OPTICAL CO. FOR/ EASTMAN KODAKCOMPANY, ROCHESTER, N.Y. " appears on shutter face. f-stops & shutter speeds also marked. " 810-9 " cast in raised print on lens housing back. PT black lens cap reads " SCHNEIDER/ OPTIK/ KREUZNACH ".

Missing

NONE. From CA of 06/10/1999 by Gordon Perrault: No - Complete

Finish

LENS BOARD FACE PAINTED LIGHT GREY. SHUTTER FACE IS SILVER GREY, WITH BLACK TEXT. LENS CASING & BACK OF LENS BOARD ARE BLACK. CLEAR GLASS OPTICS. SILVER METAL TRIM. FRONT LENS CAP IS SMOOTH WHITE SYNTHETIC; BACK IS BLACK, WITH PEBBLED TEXTURE ON FRONT. QUILTED LENS CASE HAS BLACK EXTERIOR & DRAB GREEN LINING; BUTTON CLOSURE.

Decoration

N/A