Chart comparison unit, type C.Y.5 no. 13

Made:: 1945-1954 in London and Glasgow

maker:: Barr and Stroud Limited

Chart comparison unit type C.Y. 5, serial no.13

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Chart comparison unit type C.Y. 5, serial no.13
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Chart comparison unit type C.Y. 5, serial no.13. (complete with:- Extension eyepiece type CY 5, PPI Simulator, base board), by Barr and Stroud Limited, London and Glasgow, United Kingdom, 1945-1954

Details

Category:: Navigation

Object Number:: 1954-37

Materials:: steel (metal), brass (copper, zinc alloy), metal (unknown), glass and plastic (unidentified)

Measurements:: overall: 21.5kg

type:: navigational instrument

credit:: Pilkington P.E. Limited; Barr and Stroud Limited

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Parts

Chart comparison unit, type C.Y.5 no. 13

Chart comparison unit type C.Y. 5, serial no.13. (complete with:- Extension eyepiece type CY 5, PPI Simulator, base board), by Barr and Stroud Limited, London and Glasgow, United Kingdom, 1945-1954

Measurements:: overall: 21.5kg

Materials:: steel (metal) , brass (copper, zinc alloy) , metal (unknown) , glass and plastic (unidentified)

Object Number:: 1954-37/1

type:: navigational instrument

Four keys for chart comparison unit, type C.Y.5 no. 13

Four keys on keyring, for chart comparison unit type C.Y. 5, serial no.13. (complete with:- Extension eyepiece type CY 5, PPI Simulator, base board), by Barr and Stroud Limited, London and Glasgow, United Kingdom, 1945-1954

Materials:: brass (copper, zinc alloy) , glass , metal (unknown) , plastic (unidentified) and steel (metal)

Object Number:: 1954-37/2

type:: navigational instrument

Box for chart comparison unit, type C.Y.5 no. 13

Box for chart comparison unit type C.Y. 5, serial no.13. (complete with:- Extension eyepiece type CY 5, PPI Simulator, base board), by Barr and Stroud Limited, London and Glasgow, United Kingdom, 1945-1954

Measurements:: overall: 21.5kg

Object Number:: 1954-37/3

type:: box - container

Eyepiece accessory with rubber surround

Eyepiece accessory with rubber surround, for chart comparison unit type C.Y. 5, serial no.13., by Barr and Stroud Limited, London and Glasgow, United Kingdom, 1945-1954

Object Number:: 1954-37/4

type:: eyepiece

Extension eyepiece

Extension eyepiece, fits onto eyepiece accessory with rubber surround, for chart comparison unit type C.Y. 5, serial no.13., by Barr and Stroud Limited, London and Glasgow, United Kingdom, 1945-1954

Object Number:: 1954-37/5

type:: eyepiece

Lighting source with adjustable lens

Lighting source with adjustable lens, for chart comparison unit type C.Y. 5, serial no.13., by Barr and Stroud Limited, London and Glasgow, United Kingdom, 1945-1954