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Metal & Diamond Turned Optics

Metal & Diamond Turned Optics from Inrad Optics

Custom designed metal and diamond turned optics for OEM applications

Inrad Optics offers custom designed metal and diamond turned optics for OEM industrial, defence and instrumentation applications. Inrad's polishing capabilities include flat and aspheric optics, polygons and porro prisms. Production capabilities include polishing, electroless nickel plating, bare beryllium machining and opto-mechanical design and assembly services.

Inrad's Capabilities at a Glance


Diamond Machining


Flats & aspheric surfaces

 Flats up to 26"

Electroless nickel plating

Bare beryllium

Aspheric on-axis up to 30"

Beryllium machining

1/20 wave-peak-to-valley

Off-axis swing up to 40"

High reflectance gold

RMS < 0.05 waves

< 30 Angstroms finishes

CNC machining

Low scatter

Polygons & porro prisms

Single point diamond turning

Flats < 1µrad slope error

Prototype & production

In-process measurement

Aspherics < 2µrad slope error

 On-machine metrology

 Post-polishing & testing

Your Supply Chain Partner

Inrad Optics is much more than just a manufacturing company - it's your supply chain partner. The committment to quality starts from the quotation process where specifications are studied from both a manufacturing and a metrology standpoint, through testing, inventory control and delivery of optical components and assembles.

Quality Optics for Critical Applications

Inrad offers state-of-the-art manufacturing of optical components and sub-assemblies used in a wide variety of demanding applications which include thermal imaging, night vision, satellite surveillance systems, fire control/target acquisition, laser rangefinders and missile systems.

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