Refractor

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Automated refractor - An automated refractor, or autorefractor, is a computer-controlled machine used during an eye examination to provide an objective measurement of a person's refractive error and prescription for glasses or contact lenses. This is achieved by measuring how light is changed as it enters ...

Yale University Observatory - Yale's first observatory, the Atheneum, was situated in a tower, which from 1830 housed Yale's first and America's largest refractor, a 5-inch Dollond donated by Sheldon Clark. With this telescope Olmsted and Elias Loomis made the first American sighting of the return of Halley's Comet in 1835.

Aldershot Observatory - Aldershot observatory is a circular red-brick building with a domed roof, it stands on Queens Avenue in Aldershot, England, home to the British Army since circa 1854. Inside is a telescope, 8-inch refractor, mounted on a German-type equatorial mount with a clockwork drive which will run for about 2 hours without rewinding, this has a facility to vary the drive rate.

Llano del Hato National Astronomical Observatory - ... de Llano del Hato) is an observatory in Venezuela, run by the Centro de Investigaciones de Astronomia (CIDA). It is 3600 metres above sea level and comprises four telescopes, each in their own cupola: a Schmidt camera, a reflecting telescope , a great refractor, and a double astrograph.

Suggested Web Sites

Refractor - Progressive band from Kansas, US. Site includes CD artwork and full versions of their tracks in various formats.

Stellarvue - Specializes in hand crafted refractors and apochromatic refractors. Offers telescope mount and tripods, spotting scopes plus a variety of accessories.

TeleVue Optics - Premium refractor telescopes, eyepieces, and accessories. Products include Nagler eyepieces, Panoptic eyepieces, Radian eyepieces, Plossl eyepieces, Barlows, Powermate, Ranger, 101, fluorite and apochromatic refractors.

Source: BazSites.com

Web Links

Fish Eye Lens - ... earlier, fish eye lens. Telescope Binoculars and Accessory - Telescope Binoculars and Accessory 50mm Objective x 600mm F.L. Refractor Telescope Bring the world telescope binoculars and accessory and the cosmos closer with the power of this 50mm Objective x 600mm F.L. Refractor Telescope. Features: Coated optical quality lens for bright telescope binoculars and accessory and sharp images Durable aluminum ...

Fish Eye Camera Lens - ... Flash OFF Flash ON ... Telescope Binoculars and Accessory - Telescope Binoculars and Accessory 50mm Objective x 600mm F.L. Refractor Telescope Bring the world telescope binoculars and accessory and the cosmos closer with the power of this 50mm Objective x 600mm F.L. Refractor Telescope. Features: Coated optical quality lens for bright telescope binoculars and accessory and sharp images Durable aluminum ...

Canon Fish Eye Lens - ... take furlong From the canon fish eye lens. Anacortes Telescope - Anacortes Telescope 50mm Objective x 600mm F.L. Refractor Telescope Bring the world anacortes telescope and the cosmos closer with the power of this 50mm Objective x 600mm F.L. Refractor Telescope. Features: Coated optical quality lens for bright anacortes telescope and sharp images Durable aluminum alloy tube ...

Telescope Ccd Camera - ... Chester, New York-based astronomical optics company known primarily for its premium brand of speciality eyepieces and apochromatic refractor telescopes. televue Televue Eyepiece - Televue Eyepiece Meade Super Plossl 9.7mm Eyepiece Add some handy televue eyepiece and ... Dealers - ... Telescope and Wild Bird - Telescopes and binoculars ... Anacortes Telescope - Anacortes Telescope 50mm Objective x 600mm F.L. Refractor Telescope Bring the world anacortes telescope and the cosmos closer with the power of this 50mm Objective ...

Telescope Ccd Camera - ... Chester, New York-based astronomical optics company known primarily for its premium brand of speciality eyepieces and apochromatic refractor telescopes. televue Televue Eyepiece - Televue Eyepiece Meade Super Plossl 9.7mm Eyepiece Add some handy televue eyepiece and ... Dealers - ... Telescope and Wild Bird - Telescopes and binoculars ... Anacortes Telescope - Anacortes Telescope 50mm Objective x 600mm F.L. Refractor Telescope Bring the world anacortes telescope and the cosmos closer with the power of this 50mm Objective ...

Binoculars Dobsonian Telescope - ... hard silicone-monoxide quartz over-coat. It gathers ... Anacortes Telescope - Anacortes Telescope 50mm Objective x 600mm F.L. Refractor Telescope Bring the world anacortes telescope and the cosmos closer with the power of this 50mm Objective x 600mm F.L. Refractor Telescope. Features: Coated optical quality lens for bright anacortes telescope and sharp images Durable aluminum alloy tube ...

Dobsonian Telescopes - ... hard silicone-monoxide quartz over-coat. It gathers ... Anacortes Telescope - Anacortes Telescope 50mm Objective x 600mm F.L. Refractor Telescope Bring the world anacortes telescope and the cosmos closer with the power of this 50mm Objective x 600mm F.L. Refractor Telescope. Features: Coated optical quality lens for bright anacortes telescope and sharp images Durable aluminum alloy tube ...

Dobsonian Telescope - ... hard silicone-monoxide quartz over-coat. It gathers ... Anacortes Telescope - Anacortes Telescope 50mm Objective x 600mm F.L. Refractor Telescope Bring the world anacortes telescope and the cosmos closer with the power of this 50mm Objective x 600mm F.L. Refractor Telescope. Features: Coated optical quality lens for bright anacortes telescope and sharp images Durable aluminum alloy tube ...