Precision-lens Grinder
Overall rating: (N/A)
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Sets up and operates grinding and polishing machines to make
lenses, optical flats, and other precision optical elements for
optical instruments and ophthalmic goods, such as telescopes,
aerial cameras, military optical systems, and eyeglasses:
Operates machine to rough-grind blanks of optical glass to
approximate size and shape or manually positions and turns
blanks against grinding wheel or lap I. Blocks optical element
in plaster or other componud.
Mounts blocked element in machine
and operates machine to oscillate and rotate element against
abrasive to fine-grind element to fnial size and shape.
Periodically stops machine to inspect and measure elements for
accuracy and dergee of completion.
Polishes surfaces, uisng
lens-polishing machine [Precision-Lens Polisher (optical goods)
716.682-018]. May cement lens elements togteher to obtain
corrected lens assemblies. May mount optical eelments in holders
or adapters for use in instruments.
May be designated accoridng
to type of lens ground as Eyeglass-Lens Grinder (optical goods);
Instrument-Lens Grinder (optical goods); Multifocal-Button
Grinder (optical goods).
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Precision-Lens Grinder
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