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Photonics Marketplace / Cosmo Optics
Cosmo Optics

Cosmo Optics

Map75 Benjamin St.
Albany, NY 12202
United States
Phone: +1 518-729-2100
Founded in 1957, Cosmo Optics is involved primarily in prototypes of optical components and assemblies for industrial and scientific use.

Small-scale production is also frequently undertaken. Cosmos’ wide range of facilities enables fabrication, testing and assembly of the most intricate optics, including components from glass, quartz, crystals, ceramics and plastic materials for the UV, VIS and IR regions, as well as various metals.


Grinding & generating of conventional optics and machining of odd shape configurations.

• Curve generating up to 30″
• Plano surface generating up to 36″
• Air bearing table for highly accurate machining and centering of large elements
• Glass saws up to 18″ diameter blades accuracy of cutting to within 0.005″


Traditional “foot pedal” benches for small elements as well as ultra precision elements.

• Plano surfaces up to 60″
• Spherical surfaces up to 48″
• Cylindrical surfaces up to 24″
• Micro optics as small as 1.0 mm
• Ultra precision ball and air bearing spindles for centering


• Class 1000 cleanroom
• 6″ phase shift interferometer Wyko, Zygo with transmission sphere
• Various autocollimators and alignment telescopes
• Microscopes for linear measurements 0.001 mm accuracy
• Air bearing tables
• Electronic indicators
• Optical benches up to 16 feet long
• Hewlett-Packard distance interferometer
• Knife edge testers
• Test plates up to 0.001 mm accuracy
• Clean hoods


Machine shop facilities provide the close integration of mechanical and optical requirements on many types of assemblies, including housings, mirror mounts, testing setup,special tooling and other applications.

• Lathes with turning capacity up to 36″
• Bridgeport and Lagun milling machines
• Moore Jig Borer #3, Monarch EE Lathe
• Surface grinders
Established: 1957
Employees: 14
Facility area (sq ft): 23,000
Ownership type: Privately Owned
Brian Sebastian, President & CEO
opticslaserslenseseyepiecesopticalmassiveopticswindowprismsbeamsplittercrystal opticsplastic opticsglassquartz
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