Collection

Spekker photo-electric absorptiometer c.1940, With light filters, glass cells and galvanometer

Made:: 1940 in London

maker:: Adam Hilger Limited and Cambridge Scientific Instrument Company Limited

Spekker photo-electric absorptiometer c.1940, made by Adam Hilger Ltd. with set of light filters and set off glass cells and with galvanometer. Made by Cambridge Instrument Co. (See note)

Details

Category:: Experimental Chemistry

Object Number:: 1980-240

type:: photoelectric absorptiometer

credit:: Rhoden, F.

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Parts

Spekker photo-electric absorptiometer made by Adam Hilger Ltd.

Spekker photo-electric absorptiometer made by Adam Hilger Ltd.

Spekker photo-electric absorptiometer made by Adam Hilger Ltd., London, 1945.

Measurements:: overall: 295 mm x 360 mm x 335 mm, ,

Materials:: steel (metal) , paint , nickel plated , electrical components and plastic (unidentified)

Object Number:: 1980-240/1

type:: photoelectric absorptiometer

Image ©: The Board of Trustees of the Science Museum

Twelve light filters, in mahogany box, for Spekker photo-electric absorptiometer

Twelve light filters, in mahogany box, for Spekker photo-electric absorptiometer

Set of 12 light filters for Spekker photo-electric absorptiometer by Adam Hilger Ltd., London, 1940, in wooden box

Materials:: glass , wood (unidentified) , brass (copper, zinc alloy) and textile (woollen)

Object Number:: 1980-240/2

type:: instrument component and photoelectric absorptiometer

Image ©: The Board of Trustees of the Science Museum

Glass cells, in mahogany box, for Spekker photo-electric absorptiometer

Glass cells, in mahogany box, for Spekker photo-electric absorptiometer

Set of glass cells for Spekker photo-electric absorptiometer by Adam Hilger Ltd., London, 1940, in wooden box. (See note)

Materials:: glass , wood (unidentified) , brass (copper, zinc alloy) and textile (woollen)

Object Number:: 1980-240/3

type:: instrument component and photoelectric absorptiometer

Image ©: The Board of Trustees of the Science Museum

Galvanometer, used with Spekker photo-electric absorptiometer

Galvanometer, used with Spekker photo-electric absorptiometer

Galvanometer by Cambridge Instrument Co., 1940, used with Spekker photo-electric absorptiometer.

Measurements:: overall: 115 mm x 198 mm x 240 mm, , 2.045kg

Materials:: bakelite , plastic (unidentified) , celluloid (cellulose) , copper (alloy) , rubber (unidentified) and paper (fibre product)

Object Number:: 1980-240/4

type:: galvanometers

Image ©: The Board of Trustees of the Science Museum