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diamond Dictionary Terms

Vickers microhardness test
A test similar to the Knoop hardness test, but used for fractured material. The indenter is a square-based pyramid-shaped diamond.
Knoop hardness
A measurement of the hardness of a material as determined by the penetration depth of a diamond stylus under a specified...
optical manufacturing tools and machinery
Optical manufacturing tools and machinery encompass a wide range of equipment, instruments, and systems used in the...
diffractive optics
Optical elements that use diffraction to control wavefronts. Diffractive optical elements include diffraction gratings,...
lap
A metal tool used to grind lenses with loose abrasive (see diamond cutting tool). The functional surface of the lap is...
sapphire crystal
Sapphire crystal refers to a transparent, single-crystal form of aluminum oxide (Al2O3) known as corundum. It is one of the...
milling
An automatic surface-generating process involving the removal of a material from a given surface. Optical milling typically...
knife-edge scanning microscope
An imaging device originally created to image whole mouse brain volumes at microscopic resolution. The main component of the...
slicing and cutting machines - for crystals, quartz, glass, etc.
A crystal, glass, or quartz slicing and cutting machine is a specialized piece of equipment used in the manufacturing...
diamondlike carbon film
A very hard, highly transparent coating based on forms of carbon, used to protect optical components from abrasion and...
nitrogen vacancy
A nitrogen vacancy (NV) refers to a specific type of defect or impurity in a crystal lattice where a nitrogen atom replaces...
sapphire window
A sapphire window refers to a transparent optical component made from sapphire crystal. Sapphire is a single-crystal form of...
diamond cutting tool
A tool made by imbedding small particles of diamond in the working edge. In the optical field, the most commonly used...
Mohs hardness
Material hardness scale that is used to characterize the scratch resistance of various materials. This surface hardness...
generating mark
The curved mark formed when, in the process of generating, a loose or coarse diamond particle from the generating tool...
attenuated total reflectance spectroscopy
Attenuated total reflectance (ATR) spectroscopy is a technique used in analytical chemistry to obtain IR spectra of samples....
swarf
The material removed during diamond machining of glass components.
Rockwell hardness
Rockwell hardness (Rc) refers to a method for measuring the hardness of a material, primarily metals, using an indentation...
diamond turning
Diamond turning, also known as diamond machining or diamond cutting, is a precision machining process used to produce...
freeform optics
Freeform optics refers to the design and fabrication of optical surfaces that do not follow traditional symmetric shapes,...
diamond-turned optic
Diamond turning refers to a precision machining process used to produce complex optical components, particularly lenses and...
color center
A color center, in the context of materials science and condensed matter physics, refers to a specific type of...
lapping
1. The process of wearing down the surface of a softer material by rubbing it under pressure against the surface of a harder...
germanium crystal
Germanium crystal refers to a crystalline form of the element germanium (Ge), which is a metalloid and semiconductor...
profilometry
Measurement of surface roughness or quality through the use of a diamond-pointed stylus connected to a coil in an electric...
freeform mirrors
Freeform mirrors refer to reflective optical components that deviate from traditional symmetric or rotationally symmetric...
generating
A rapid roughing process for the quick removal of glass, the first step in manufacture of a curved lens surface. It is...

(27 results found)

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