General Information

Serial #

N/A

Part Number

1

Total Parts

2

AKA

N/A

Patents

N/A

General Description

Glass tube coated with white phosphor/ metal parts/ synthetic parts

Dimensions

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

Length

90.5 cm

Width

N/A

Height

N/A

Thickness

N/A

Weight

N/A

Diameter

2.6 cm

Volume

N/A

Lexicon

Group

Medical Technology

Category

Medical equipment

Sub-Category

N/A

Manufacturer

AKA

General Electric

Country

United States of America

State/Province

Unknown

City

Unknown

Context

Country

North America

State/Province

Unknown

Period

mid 1940s +

Canada

An example of a lamp bulb used in Canada, part of a large and varied collection of over 7500 electrical items acquired and documented by Ontario Hydro in the 1960s. The collection was thought to be the largest and most comprehensive of its kind in Canada and was donated to the Canada Science and Technology Museum in 1992

Function

A device used to provide illumination by means of an electric current which excites mercury vapour in a glass tube, producing short-wave ultraviolet light that then creates fluorescence, producing visible light.

Technical

Germicidal lamps radiate more than 85% of their energy at a wavelength of 254nm in the ultraviolet spectrum, a radiation which kills bacteria and other micro-organisms and is used for sterilization.

Area Notes

Unknown

Details

Markings

Red lettering on glass reads 'GENERAL GE (logo) ELECTRIC/ G30T8 30 WATT/ GERMICIDAL U.S.A.' and 'SEE CAUTION NOTICE/ PROTECT YOU EYES/ FROM TUBE RAYS'

Missing

Appears complete

Finish

White tube/ metallic and black end caps

Decoration

N/A