Six all-dielectric dichroic interference colour filters

Made:
1920-1990 in Europe
Six all-dielectric dichroic interference colour filters

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Six all-dielectric dichroic interference colour filters
Science Museum Group
© The Board of Trustees of the Science Museum

Six all-dielectric dichroic interference colour filters, each comprising two peices of glass with colour filter 'sandwiched' between, unsigned, Europe, 1920-1990

Details

Category:
Optics
Object Number:
1953-335
Materials:
glass
Measurements:
overall: .238kg
each: 6 mm x 51 mm x 35 mm,
type:
colour filter
credit:
Pilkington P.E. Limited; Barr and Stroud Limited