 | This high quality altazimuth refractor is an excellent choice for the more serious beginning astronomer or terrestrial observer. It's a powerful optical instrument with over 165 times the light gathering ability of the naked eye. This ability allows... |
 | A compact universal lens with a medium focal length and very good contrast and sharpness performance, even at full aperture. The black finish version weighs barely more than 400 grams (14oz), and it is only slightly larger than a 50mm lens. Thus it... |
 | The Super-Angulon is a special purpose, ultra-wide-angle camera lens for medium and large format photography. The Super-Angulon is available in an unusually wide range of focal lengths from 47mm to 210mm, assuring the right lens for every type of... |
 | The Leica 90mm Summicron-R lens for Leicaflex and Leica-R cameras was made from 1969 through 1998 at Leica's Canadian facility in Midland, Ontario. This lens was designed to be fully usable at full aperture, so it will perform admirably under bad... |
 | All new and improved, our most popular zoom lens has moved up to 90mm! Get even closer to your subjects. Broad versatility and sharpness will make this zoom today's ''standard'' lens. The new increased telephoto range of 90mm, increases coverage of... |
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 | Until now, the Stargazer's two biggest challenges to enjoying the night sky have been aligning their telescope and finding objects. Meade's new ETX-Premier Edition eliminates these two challenges and makes astronomy as easy as pushing a button -... |
 | The Celestron SSS90 refractor telescope is an ideal choice for both terrestrial and celestial applications. This telescope comes with a special adjustable bracket exclusively to mount the Celestron SkyScout Personal Planetarium.The Celestron SSS90... |
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 | This is the worlds first 35mm-format telephoto lens with tilt and shift movements. Gaussian optics give high-quality delineation and true background blur. The lens is suited for a variety of subjects, from products to portraits. |