Six Nicol prism polarisers

Made:
1900-1936 in London
maker:
James Swift and Son Limited

Selection of six Nicol prisms (cemented composite crystal of Iceland spar - calcite), unsigned, supplied by James Swift and Son Limited, London, England, 1900-1936.

Details

Category:
Optics
Object Number:
1936-177
Materials:
see strokes for details
type:
polarizer and nicol prism
credit:
James Swift & Son Ltd.

Parts

Nicol prism polariser

Nicol prism polariser

Rectangular Nicol prism, one of six (double cemented composite crystal of Iceland spar - calcite) in cork mount, unsigned, supplied by James Swift and Son Limited, London, England, 1900-1936. For use as a polarizer lens in a microscope.

Measurements:
overall: 41 mm 38 mm, .042kg
Materials:
cork , calcite and paint
Object Number:
1936-177/1
type:
polarizer and nicol prism
Nicol prism polariser

Nicol prism polariser

Rectangular Nicol prism, one of six (double cemented composite crystal of Iceland spar - calcite) in cork mount, unsigned, supplied by James Swift and Son Limited, London, England, 1900-1936. For use as a polarizer lens in a microscope.

Measurements:
overall: 23 mm 35 mm, .024kg
Materials:
cork , calcite and paint
Object Number:
1936-177/2
type:
polarizer and nicol prism
Nicol prism polariser

Nicol prism polariser

Rectangular Nicol prism, one of six (double cemented composite crystal of Iceland spar - calcite), unsigned, supplied by James Swift and Son Limited, London, England, 1900-1936. For use as a polarizer lens in a microscope.

Measurements:
overall: 21 mm x 26 mm x 26 mm, .017kg
Materials:
calcite and paint
Object Number:
1936-177/3
type:
polarizer and nicol prism
Nicol prism polariser

Nicol prism polariser

Square Nicol prism, one of six (double cemented composite crystal of Iceland spar - calcite), unsigned, supplied by James Swift and Son Limited, London, England, 1900-1936. For use as a polarizer lens in a microscope.

Measurements:
overall: 14 mm x 22 mm x 22 mm, .009kg
Materials:
calcite and paint
Object Number:
1936-177/4
type:
polarizer and nicol prism
Nicol prism polariser

Nicol prism polariser

Rectangular Nicol prism, one of six (double cemented composite crystal of Iceland spar - calcite) in loose cork mount, unsigned, supplied by James Swift and Son Limited, London, England, 1900-1936. For use as a polarizer lens in a microscope.

Measurements:
overall: 22 mm x 25 mm x 25 mm, .011kg
Materials:
calcite and paint
Object Number:
1936-177/5
type:
polarizer and nicol prism
Nicol prism polariser

Nicol prism polariser

Square double Nicol prism, one of six (quadruple cemented composite crystal of Iceland spar - calcite), unsigned, supplied by James Swift and Son Limited, London, England, 1900-1936. For use as a polarizer lens in a microscope.

Measurements:
overall: 16 mm x 30 mm x 25 mm, .012kg
Materials:
calcite and paint
Object Number:
1936-177/6
type:
polarizer and nicol prism