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Amazon Results For Barlow Lenses
Televue 2x Big Barlow 2 inch

Properly designed Barlows do wonderful things. First, they amplify power while retaining the eyepiece's eye-relief. Second, they slow the telescope's f/#, which improves eyepiece sharpness. Third, the designer can introduce compensations for eyepiece aberrations.Tele Vue's 2" 2x BIG Barlow, 1 1/4" 2x and 3x Barlows were envisioned as magnification windows. Multi-coated high index glasses assure optimum aberration correction, exceptional contrast and virtually no light loss. Tele Vue Barlows achieve their design goals even when tested by the fastest scopes. They even improve our competitor's eyepieces and telescopes!For eyeglass wearers, the Big Barlow is perfect for doubling the power while retaining the eye-relief of 2" Tele Vue eyepieces such as the 55mm Plossl, 35mm and 27mm Panoptics (requires use of Panoptics Barlow Interface) and 20mm Nagler Type 2.Our design approach includes mechanical conveniences. The Barlows are parfocal with our eyepieces and the BIG Barlow includes a parfocal 2" - 1 1/4" adapter. The BIG Barlow is threaded for 48mm filters and has a captive lock-screw. Both 1 1/4" Barlows are threaded for 1 1/4" filters.Barlows do more than just increase magnification; they also retain eye relief (or in the case of long focal length eyepieces, actually INCREASE eye relief). A high quality Barlow must be properly designed and manufactured in order to avoid compromising a telescope's color correction and spherical aberration corr

Properly designed Barlows do wonderful things. First, they amplify power while retaining the eyepiece's eye-relief. Second, they slow the telescope's f/#, which improves eyepiece sharpness. Third, the designer can introduce compensations for eyepiece aberrations.Tele Vue's 2" 2x BIG Barlow, 1 1/4" 2x and 3x Barlows were envisioned as magnification windows. Multi-coated high index glasses assure optimum aberration correction, exceptional contrast and virtually no light loss. Tele Vue Barlows achieve their design goals even when tested by the fastest scopes. They even improve our competitor's eyepieces and telescopes!For eyeglass wearers, the Big Barlow is perfect for doubling the power while retaining the eye-relief of 2" Tele Vue eyepieces such as the 55mm Plossl, 35mm and 27mm Panoptics (requires use of Panoptics Barlow Interface) and 20mm Nagler Type 2.Our design approach includes mechanical conveniences. The Barlows are parfocal with our eyepieces and the BIG Barlow includes a parfocal 2" - 1 1/4" adapter. The BIG Barlow is threaded for 48mm filters and has a captive lock-screw. Both 1 1/4" Barlows are threaded for 1 1/4" filters.Barlows do more than just increase magnification; they also retain eye relief (or in the case of long focal length eyepieces, actually INCREASE eye relief). A high quality Barlow must be properly designed and manufactured in order to avoid compromising a telescope's color correction and spherical aberration corr
Celestron 21024 FirstScope Telescope

In 1609, world-renowned Italian scientist, Galileo Galilei, introduced an elementary telescope to the growing astronomy community, which sparked interest into the mysterious night sky for centuries to come. Four centuries later, in celebration of the International Year of Astronomy 2009, Celestron offers the portable FirstScope Telescope. The FirstScope pays tribute to Galileo Galilei and many of history's most notable astronomers and scientists by displaying their names around the optical tube. Honoring the contributions of these men and women, who brought us one step closer to understanding the universe around us. The FirstScope is a wonderful keepsake for anyone interested in astronomy. This quality Dobsonian style telescope features a 76mm aperture reflector optical tube. FirstScope is an ideal entry-level astronomical telescope. It is very easy to observe with; you simply navigate the night sky by moving the tube in the direction of the desired object, making the viewing experience a snap! The compact design makes it easy enough to take with you on your next outdoor adventure. FirstScope is also stylish enough to be a decorative fixture on your bookshelf or desk.

In 1609, world-renowned Italian scientist, Galileo Galilei, introduced an elementary telescope to the growing astronomy community, which sparked interest into the mysterious night sky for centuries to come. Four centuries later, in celebration of the International Year of Astronomy 2009, Celestron offers the portable FirstScope Telescope. The FirstScope pays tribute to Galileo Galilei and many of history's most notable astronomers and scientists by displaying their names around the optical tube. Honoring the contributions of these men and women, who brought us one step closer to understanding the universe around us. The FirstScope is a wonderful keepsake for anyone interested in astronomy. This quality Dobsonian style telescope features a 76mm aperture reflector optical tube. FirstScope is an ideal entry-level astronomical telescope. It is very easy to observe with; you simply navigate the night sky by moving the tube in the direction of the desired object, making the viewing experience a snap! The compact design makes it easy enough to take with you on your next outdoor adventure. FirstScope is also stylish enough to be a decorative fixture on your bookshelf or desk.
Celestron 93625 Universal 1.25-inch Camera T-Adapter

Celestron Telescope Astrophotography T-Adapter - 1-1/4in Universal 93625

Celestron Telescope Astrophotography T-Adapter - 1-1/4in Universal 93625
Magnacraft 76 X 900 Reflector Telescope

Features equatorial Newtonian reflector; 3" aperture; 35" focal length; 5-power finderscope; equatorial mount with setting circles and slow-motion controls; 3 different sized eyepieces; 2 Barlow lenses; and metal adjustable tripod with slow-motion control rod for easy vertical microadjustment. Measures 28" x 5'4". Gift boxed.

Features equatorial Newtonian reflector; 3" aperture; 35" focal length; 5-power finderscope; equatorial mount with setting circles and slow-motion controls; 3 different sized eyepieces; 2 Barlow lenses; and metal adjustable tripod with slow-motion control rod for easy vertical microadjustment. Measures 28" x 5'4". Gift boxed.
AmScope 3.5X-180X Binocular Zoom Power Stereo Microscope Head

This is a 3.5X-180X zoom magnification binocular stereo microscope head. It includes two Barlow lenses (0.5X and 2.0X), two pairs of super widefield high-eyepoint eyepieces (10X and 20X) and a pair of foldable eyeguards. It comes with 45-degree inclined 30mm eyetubes with diopter. The microscope provides sharp clear erect stereo images over a large zoom magnification range. Its super widefield optics and high-eyepiont design ensure an easy and comfortable observation. This microscope head fits all the stands with a 3" (76mm in diameter) O-ring holder. It is made by the same technicians and on the same production line that makes optical instruments for Leica, Zeiss, Nikon and Olympus. It is brand new in factory box. Its retail value is $1200.

This is a 3.5X-180X zoom magnification binocular stereo microscope head. It includes two Barlow lenses (0.5X and 2.0X), two pairs of super widefield high-eyepoint eyepieces (10X and 20X) and a pair of foldable eyeguards. It comes with 45-degree inclined 30mm eyetubes with diopter. The microscope provides sharp clear erect stereo images over a large zoom magnification range. Its super widefield optics and high-eyepiont design ensure an easy and comfortable observation. This microscope head fits all the stands with a 3" (76mm in diameter) O-ring holder. It is made by the same technicians and on the same production line that makes optical instruments for Leica, Zeiss, Nikon and Olympus. It is brand new in factory box. Its retail value is $1200.
Ebay Results For Barlow Lenses
Meade model DS type 2X shorty telescope barlow lens NEW
| | $11.45 End Date: Saturday May-26-2012 14:38:46 PDT Buy It Now for only: $11.45 Buy It Now | Add to watch list |
Vintage Celestron 2x Barlow Lens for Telescope made in Japan
| | $2.25 (2 Bids) End Date: Tuesday May-22-2012 18:07:43 PDT Bid now | Add to watch list |
NEW Celestron 2x telescope eyepiece barlow lens
| | $34.88 End Date: Friday May-25-2012 13:10:39 PDT Buy It Now for only: $34.88 Buy It Now | Add to watch list |
Tasco super economy 3x telescope eyepiece Barlow Lens
| | $6.95 End Date: Wednesday Jun-13-2012 14:43:13 PDT Buy It Now for only: $6.95 Buy It Now | Add to watch list |
2" Barlow Lens Fully Multi-Coated Suberb USA Quality
| | $59.00 End Date: Sunday Jun-17-2012 8:47:26 PDT Buy It Now for only: $59.00 Buy It Now | Add to watch list |
Celestron Deluxe Barlow Lens for Telescope made in Japan
| | $15.50 (5 Bids) End Date: Tuesday May-22-2012 15:54:05 PDT Bid now | Add to watch list |
Celestron Omni Barlow Lens 2x 1.25". #93326
| | $33.95 End Date: Friday Jun-15-2012 14:20:27 PDT Buy It Now for only: $33.95 Buy It Now | Add to watch list |
31,7mm (1.25") Achromatic Super Barlow Lens Eyepiece 2x
| | $19.99 End Date: Sunday Jun-3-2012 2:56:18 PDT Buy It Now for only: $19.99 Buy It Now | Add to watch list |
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