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Object Name:
Meter, Light
Object ID:
2018.317.005
Date:
Unknown
Description:
Lightometer, black, and possibly made from bakelite with a glass covering the dial. On the dial there are a series of colours and in black print it has, "WESTON ELECTRICLA INSTRUMENT CORP. NEWARK, N.J.U.S.A", numbers "0 10 20 30 40 50 LIGHTOMETER WESTON MODEL 703 NO. 19801 B2 TRADE MARK 340589 PAT. 1,579,849 1,635,595 1,661,214 OTHER PAT.PEND".

On the back embossed in metal with a black background it has "LIGHTOMETER MODEL 703
IN ORDER TO REDUCE ACCIDENTS, INSURE SATISFACTORY WORK AND CONSERVE HUMAN EYESIGHT. THE FOLLOWING VALUES ARE ACCORDING TO THE ILLUMINATION ENGINEERING SOCIETY CODE.

RED
INADEQUATE FOR GOOD INTERIOR ILLUMINATION.

YELLOW
STAIRS, HALLWAYS, WAREHOUSES, AUDITORIUMS.

GREEN
RETAIL STORES, CLASSROOMS.
GENERAL OFFICES. FACTORIES
MAKING ROUGH PRODUCTS.

BLUE
DRAFTING AND SEWING ROOMS. FACTORIES MAKING AVERAGE PRODUCTS. OFFICES DOING CLOSE WORK.

VIOLET
FACTORIES WITH DELICATE PRODUCTS OR DOING FINE INSPECTION.
1 SCALE DIVISION EQUALS:
1 FOOT CANDLE
10.8 INTERNATIONAL LUX
12 HEFNER LUX

WESTON ELECTRICAL INSTRUMENT CORP.
NEWARK.N.J.
U.S.A."

On the blue box which contains the lightometer, in black print it has "WESTON LIGHTOMETER MODEL 703 Weston patents 1,579,849m — 1,597,256 — 1,635,595 — 1,661,214 — 1,779,574 and other patents pending.

WESTON ELECTRICAL INSTRUMENT CORP NEWARK, N.J., USA". At the lower right handside is a number stamped in blue ink "19801".
Title:
Lightometer
Dimensions:
W—6.6 L—10.7 D—3.4 inches
Click to Enlarge
Lightometer, front viewLightometer, front view
Lightometer, details underneathLightometer, details underneath
Lightometer BoxLightometer Box
Lightometer BoxLightometer Box