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6 terms
Photonics Dictionary
Clear All Filters x
emery x
emery
A natural abrasive, produced from corundum in grades ranging from rough to fine, used in the grinding and lapping of glass.
diamond cutting tool
A tool made by imbedding small particles of diamond in the working edge. In the optical field, the most commonly used diamond tools are glass saws, cup-shaped tools for curve generators, and diamond...
fining
A grinding process that employs fine emery.
generating
A rapid roughing process for the quick removal of glass, the first step in manufacture of a curved lens surface. It is accomplished with coarse emery or a diamond-impregnated tool.
grinding tool
A tool of cast iron or another suitable medium used with a slurry of silicon carbide, aluminum oxide or emery for grinding optical surfaces.
polishing and abrasive material
Any of the numerous powders used for grinding and polishing glass, crystal or metal, the chief material being emery and carborundum for grinding, and rouge or the oxides of tin, cerium or other...
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