Model: 4-316-P
Ophthalmic PerimeterSpecial Features:
120/230 volts 50/60 hz; utilizes spherical projection to provide direct registration of absolute target brightness of 31.5 asb and sphere luminosity of 1000 asb on a 30 cm radius projection hemisphere surface; spring-balanced, center posted table, with precise balance for instrument weight; contains a telescope with magnification not less than 1.85x; adjustable target sizes of 64, 16, 4, 1/4 and 1/16 sq mm with three built-in gray flilters having relative light intensity levels ranged from 0.0315 to 1.00; three filter caps attachment with red, green and blue color each; chin adjustment range: vertically-in excess of 80 mm
Properties:
An apparatus for determining the extent of the peripheral visual field on a curved surface.
Part 4-316-P NSN 6540-01-182-3921
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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