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Aluminum Coatings Description: We coat amateur telescope mirrors for John Dobson of the Sidewalk Astronomers and for the Telescope Makers Workshop at the Chabot Space and Science Center in Oakland. We do some commercial coating now and then. Our coating is aluminum with silicon monoxide overcoating. Record Last Updated: 8-Nov-2001 | Clicks: 1741

Easytester Description: The EASYTESTER is an eyepiece-like device consisting of a Ronchi grating that allows the owner or user of any type of telescope to quickly determine the quality of the optical train with no previous experience or skills. Record Last Updated: 11-Aug-2000 | Clicks: 1206

Galaxy Optics Description: Manufacturers of precision 18" to 25" Newtonian telescope optics for astronomers and scientists who want nothing but the best! This is an astronomyLINKS recommended site. Record Last Updated: 10-Nov-2001 | Clicks: 1916

H. L. Clausing Inc. Optical Coatings Description: H. L. CLAUSING INC. offers a wide variety of optical coatings including aluminum and Beral™. Coatings can be designed to accommodate specific needs and applications. This is an astronomyLINKS recommended site. Record Last Updated: 24-Jul-2001 | Clicks: 1582

ISP Optics Description: Supplier of "exotic" materials, especially Astrositall. Those blanks are good quality. Record Last Updated: 24-Jul-2001 | Clicks: 1538

L & L Optical Services Description: Provide high quality coatings at a resonable price. We offer protected, semi-enhanced and enhanced aluminum coatings up to 30" diameter. Record Last Updated: 18-Feb-2004 | Clicks: 1129

Majestic Optical Coatings Description: Mirror recoating service, protected aluminum up to 16" diameter, other reflective and anti-reflective coatings also supplied. Record Last Updated: 30-Aug-2002 | Clicks: 1360

Nova Optics Description: NOVA OPTICAL SYSTEMS mirrors are made from fine annealed PYREX or fine annealed, zero expansion SITALL and are hand figured to produce a smooth zone-free surface. Record Last Updated: 21-Jun-2000 | Clicks: 2440

Opticast Mirrors Description: Using a new patented technique, Opticast Corporation can provide low cost diffraction limited replica optical mirrors for a variety of applications. Plaster cast mirrors in sizes up to eight inches in diameter, these mirrors cost as little as one tenth what you would pay for comparable conventionally polished optics. Record Last Updated: 19-Dec-2001 | Clicks: 2057

Pegasus Optical Description: High quality manufacturer of mirrors. Record Last Updated: 21-Jun-2000 | Clicks: 2184

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