Produces the Astro Pier product line of telescope piers for fork mounted and German equatorial telescopes.

Produces a wide product line of lightweight and compact theater binoculars. Product lines include Aida, Carmen, Iolanta, Othello and Rigoletto opera glasses.

Manufactures telescope systems, stabilized tracking systems, optical components, test range instrumentation, laser beam directors and ground fire control systems.

Provides a wide range of thin film coatings, specializing in metallic and anti-reflection coatings. Experienced in cleaning and coating glass and metallic substates.

Manufactures binoculars and telescopes, and offers OEM design and production services. Headquarters located in Kunming, China.

Italian manufacturer of telescopes, binoculars, spotting scopes, microscopes, compasses and magnifying glasses.

Japanese OEM manufacturer of telescope accessories including WIDESCAN Type III Eyepieces, orthoscopic eyepieces, laser collimators, a "correct view" finder, a unique helicoid off-axis eyepiece holder for Lumicon giant EZ guiders and the "HERCULES" Equatorial Mount with go-to capability.

Belgian manufacturer of binoculars, telescopes and accessories. Professional optics for birding and outdoor activities.

Binocular, medium format camera and cinema camera stabilizers, plus gimbals, gimbal mounts, and inverters.

Products include the Dew Remover System, portable power packs, Kwik Focus masks, observer tents, shelter domes and observing chairs.

Manufactures tube rings, counterweights, mount saddle plates, guide scope adapter plates and dovetail plates. Also offers custom modified commercial telescopes.

NGT line of portable, equatorially mounted astronomical telescopes. Also makes various accessories including Motofocus focus motors, Motodec declination motors, R.A. drive motors, computer control systems and NGF focusers.

Manufactures microscopic, telescopic, spectroscopic and fiber endoscopic instrumentation and subsystems for astronomic, measurement and analysis, medical, laboratory applications.

Custom insulated dew shields for refractors and compound telescopes.

Produces the Uti product line of extremely lightweight and portable Newtonian telescopes, computerized telescopes and digital setting circles.

Provides thin film coatings and optics for science, medicine, aerospace, and military arenas. Also offers fabrication of optical components to exact specifications.

Manufactures the Night Detective line of night vision optical equipment. Products include a wide range of day and night optical devices, night vision binoculars, night vision monoculars, goggles, opera glasses; plus binoculars, monoculars, scopes, telescopes and microscopes.

Japanese manufacturer and exporter of optical filters for telescope and industrial use.

Manufactures the BORG line of telescopes, binocular scopes, spotting scopes and optical tube assemblies. Additional products include motorized altazimuth mounts and a variety of accessories.

Manufacturer of central surveillance control systems, CCTV, CCD cameras, DOME cameras, board cameras, box cameras and camera accessories exported to worldwide since 1988. ISO9001 certificated.

Products include the Astro Aimer, which features a green laser pointer for pointing telescopes, and a variety of red and white LEDs for map reading and general illumination at night.

Manufactures and designs large lightweight mirrors and substrates using gas-fusion, casting, precision slumping and fusion technologies for astronomical, airborne, space borne, commercial, government and military optical systems.

Astronomical telescope optics, oculars and accessories sold under the Astrola name. Company is owned by Larry Hardin, a former employee of Cave Optical.