Model: 74B749038-201
Optical Instrument PrismSpecial Features:
Prism, risley; 2 wedges mounted in a housing that allows independent, manual rotation; indexed drum dials to provide direct angular readout of each wedge.
Properties:
A transparent item with at least two polished plane surfaces inclined toward each other, designed for use in optical instruments to reflect and/or refract a beam of light. It may have one or more mirrored surfaces for greater reflection. Includes optical wedges used to divert paths of light by refraction, but to a lesser degree. See also beam splitter, optical instrument.
Part 74B749038-201 NSN 6650-01-440-1978
Material Classification
Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicatorsFreight Classification
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Schedule B and Export
- Schedule B: 9018500000
- SITC: 87225
- End Use: Medicinal equipment
- NAICS: 339115
- USDA: 1
Freight Class: Other ophthalmic instruments and appliances and parts and accessories
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