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Help to see the shadows in the craters and give improved definition of the surface of the Moon. Also helps with the problem of light pollution in area. In use the moon is easier to observe and does a good job of eliminating the street light smog from below our apartment in the city.
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$ 13
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Ideal to view lunar and planetary surface in detail Designed for telescope with 1.25" filter thread High quality coating to eliminate glaring and ghosting Reduce brightness of the moon and irradiation, increase contrast & definition and resolution
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$ 66
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Economical full aperture baader solar film filter Observe the sun safely  Placed over the front of your telescope  Reduces the intensity of the Sun's light significantly Reflects away harmful rays.  View subtle faculae and sun spots
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$ 75
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Made of Metal Suitable for 120 mm refractors, 127 mm Maksutov-Cassegrains, 114mm reflectors
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$ 19
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Type : CrystalView moon filter Size: 2" 13% reduction of moon light Increases the contrast of moon surface
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76 mm Solar Filter Observe the sun safely For use with Newtonian Telescopes Economical full aperture baader solar film filter Reflects away harmful rays Placed over the front of your telescope
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$ 34
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Variable Polarizing Filter Suitable for 2" eyepiece
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$ 155
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A must-have white-light filter for safe observation of the Sun and sunspots without damaging your eyes Optical glass filter fits snugly over your telescope's aperture to block 99.999% of incoming sunlight so you can view safely Glass filter elements are machine-polished and triple-coated with nickel-chromium stainless steel
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$ 18
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Economical full aperture baader solar film filter Observe the sun safely  Placed over the front of your telescope  Reduces the intensity of the Sun's light significantly Reflects away harmful rays View subtle faculae and sun spots
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$ 22
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Suitable for 102 mm Refractors, 102 mm Maksutov-Cassegrains and 80ED.
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$ 51
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Cuts Out UV Rays Below 390 nm Cuts Out IR Rays Above 700 mn Retains Visible Light Spectrum Reduce Effects of Atmospheric Haze Clearer and Sharper Pictures Outdoors
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$ 154
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The Orion UltraBlock is the ideal eyepiece filter for deep-sky observers located at highly light-polluted sites Narrowband filter blocks all forms of light pollution Enhances the presence of a significant number of fainter deep-sky objects Compatible with threaded Orion 2" eyepieces. Metal filter cell construction. With the UltraBlock filter you can enjoy...
Showing 1 - 12 of 32 items