Surface finish tester and components

Monochromatic light-unit with surface-plate and optical flat.

Details

Category:
Industrial Metrology
Object Number:
1959-119
Materials:
plywood, sheet steel & glass
type:
surface finish tester
credit:
Pitter Gauge and Tool Co. Ltd.

Parts

Monochromatic light-unit to determine the flatness of surfaces

Monochromatic light-unit to determine the flatness of surfaces

Monochromatic light unit made by the Pitter gauge & Tool Co.,1959.used to determine the flatness of surfaces.

Measurements:
overall: 13.7795 x 15.9449 x 17.3228 in.; 35 x 40.5 x 44 cm
Materials:
wood & glass
Object Number:
1959-119/1
type:
surface finish measurer
Image ©
The Board of Trustees of the Science Museum
Surface plate for monocromatic light unit

Surface plate for monocromatic light unit

Surface plate for use with a monocromatic light unit.

Materials:
steel
Object Number:
1959-119/2
type:
surface plate
Optical flat for surface finish analysis

Optical flat for surface finish analysis

Optical flat used for surface finish analysis with the surface plate and monochromatic light unit.

Object Number:
1959-119/3
type:
surface finish measurer

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