Search Results for barlow

The Vixen 2x Barlow Lens T (1 1/4 inch) 3907 is the perfect companion for a Vixen Telescope . The Vixen 2x Barlow Lens T (1.25 inch) 3907 features coated optics and a T-ring thread. We offer a complete line of Vixen Telescope Accessories . For our complete selection of products by Vixen on sale please visit our Vixen page. For more Telescope Accessories please visit our

Vixen 2x Barlow DX Lens DX EP-BL-3674 is a multicoated air-spaced triplet achromatic Barlow lens that is used to increase the magnification 2x in the star diagonal. You may place Vixen 2x Barlow Lens DX EPBL-3674 in front of a catadioptric or refractor 's star diagonal to increases the magnification 4x. Vixen 2x Barlow Lens DX EP-BL3674 includes a thumbscrew to holds eyepieces in place. Specifications for Vixen 2x Barlow Lens DX:

TeleVue Standard 2" to 1 1/4" Adapter ACR-2125 allows use of 1 1/4" eyepieces in any 2" focuser or diagonal . The "high-hat" adapter is specially designed with a high rise head to keep Tele Vue Barlows and TeleVue Powermate amplifiers away from the diagonal mirror . Package Contents: TeleVue Standard 2" to 1 1/4" Adapter ACR2125

TeleVue Flat Top 2" - 1 1/4" Adapter ACF-2125 allows use of 1 1/4'' eyepieces in any 2" focuser or diagonal . A flat-top model allows closer placement of the eyepiece. Use with Newtonian reflectors , Tele Vue Paracorr , TeleVue 2" Powermate and TeleVue 2" Big Barlow . Package Contents: TeleVue Flat Top 2" - 1 1/4" Adapter ACF2125

The Televue Bino Vue Flat Coupler BVC-0125 replaces the 3/4" long black nose piece on TeleVue BinoVue BVP-2002 . The Bino Vue Flat Coupler allows space for the new retainer and a filter to fit between the end of the 2x Bino Vue Amplifier and 2" diagonal mirror without interference. When using the Televue 1.25" 2x Barlow , inserting the Televue BinoVue Flat Coupler into the chrome barrel can cause the unit to perform as a 3.2x amplifier. With the TeleVue

TeleVue 5x Powermate PMT-5126 is a compact, high power, fully corrected image amplifier . Tele Vue Powermate line consists of a negative doublet plus a positive "pupil-correcting" doublet. TeleVue Powermate 4-element system provides the magnifying function of a TeleVue Barlow without its limitations by restoring the field rays back to their original direction, as if the TeleVue Powermate were not there. The result is a pure magnification increase. TeleVue 5x Powermate features include blass clamp ring and coptive screw.

TeleVue 4x Powermate PMT-4201 is a compact, high power, fully corrected image amplifier . Tele Vue Powermate line consists of a negative doublet plus a positive "pupil-correcting" doublet. TeleVue Power Mate 4-element system provides the magnifying function of a TeleVue Barlow without its limitations by restoring the field rays back to their original direction, as if the TeleVue Powermate were not there. The result is a pure magnification increase. TeleVue 4x Powermate features include 1 1/4" adapter, brass clamp rings

TeleVue 3x Barlow BLW-3125 are designed to amplify power, lengthen the telescopes f ratio (improving sharpness) and help to correct for aberrations. Most importantly for eyeglass wearers, a TeleVue 3x Barlow BLW3125 increases the magnification of long eye relief eyepieces . TeleVue 3x Barlow BLW-3125 and TeleVue 2x barlow offer parfocalization (no need to refocus when switching eyepieces ) and are fully multicoated . TeleVue Barlows

TeleVue 2x BIG Barlow BWC-2211 is ideal for use with short focal length Newtonians . Like all Televue barlows , TeleVue 2x BIG Barlow BWC2211 uses high index glass and is fully multi-coated . For 2" diameter focusers, but takes both 2" diameter eyepieces and 1 1/4" eyepieces with the adapter (included). Brass clamp rings and filter threads. The TeleVue 2" Barlow Interface EPO-INT is recommended when using long focal length eyepieces or more than

TeleVue 2x Barlow BLW-2125 are designed to amplify power, lengthen the telescopes f ratio (improving sharpness) and help to correct for aberrations. Most importantly for eyeglass wearers, a TeleVue 2x Barlow BLW2125 increases the magnification of long eye relief eyepieces . TeleVue 2x Barlow BLW-2125 and TeleVue 3x 1 1/4" barlow offer parfocalization (no need to refocus when switching eyepieces ) and are fully multicoated . TeleVue

TeleVue 2"-1 1/4" Satin Hi-Hat Adapter ASF-8125 allows use of any 1.25" eyepiece in any 2" focuser or diagonal. Hi Hat Satin Adapters from Tele Vue feature brass clamp ring for secure, no-marring locking and safety undercut. The Televue High-Hat Adapter is specially designed with a high rise head to keep Tele Vue Barlows such as TeleVue 2x Barlow BLW-2125 and amplifiers such as TeleVue 2.0x Powermate Amplifier ( PMT-2200 ), away from the diagonal

TeleVue 2.5x Powermate PMT-2513 is a compact, high power, fully corrected image amplifier . Tele Vue Powermate line consists of a negative doublet plus a positive "pupil-correcting" doublet. TeleVue Powermate 4-element system provides the magnifying function of a TeleVue Barlow without its limitations by restoring the field rays back to their original direction, as if the TeleVue Powermate were not there. The result is a pure magnification increase. TeleVue 2.5x Powermate features include blass clamp ring and coptive screw.

TeleVue 2.0x Powermate PMT-2200 is a compact, high power, fully corrected image amplifier . Tele Vue Powermate line consists of a negative doublet plus a positive "pupil-correcting" doublet. TeleVue Powermate 4-element system provides the magnifying function of a TeleVue Barlow without its limitations by restoring the field rays back to their original direction, as if the TeleVue Powermate were not there. The result is a pure magnification increase. TeleVue 2.0x Powermate features include 1 1/4" adapter, brass clamp rings and

Tasco Novice 402x60mm Refractor Telescope 30060402 is a great inexpensive beginer telescope. Tasco Novice Refractor line brings Jupiter, the rings of Saturn, even bright objects in deep space into view with maximum magnifications of 312X or 402X. Reliable 50 and 60mm refractor telescopes are easy to operate, with high-quality glass optics for sharp, clear images. Rack and pinion focusing and alt-azimuth mounts make this the ideal starter telescope line for budding astronomers of all ages. Easy portability and rugged construction make Novice an excellent traveling companion to the stars. Specifications:

Stellarvue 2x Barlow Eyepiece E1048 is a Stellarvue Barlow lens that doubles the power of any 1.25" eye piece . Double your telescope eyepiece selection with just this one item. Works with all Stellarvue telescopes while i mproving the performance of many eyepieces . Improved contrast and color correction over many other commercial units. Also comes with brass thumbscrew Package Contents: Stellarvue 2x Barlow Eyepiece E1048

Meade Series 4000 Super Plossl Eyepieces 1.25" and 2.0" - the finest in premium telescope eyepieces. The world standard in telescope oculars, Meade Series 4000 Eyepieces for Meade Telescopes yield the widest possible fields of view, consistent with pinpoint edge-of-field sharpness and long eye relief-and yet with extremely low astigmatism, spherical aberration, and off-axis color. Incorporating multicoated optics for optimum image contrast, these sophisticated 4- to 8-element eye piece designs permit levels of optical performance generally impossible to achieve with eyepieces of fewer elements. All Series

Meade Series 4000 Eyepiece & Filter Set 07169 is a great value! You will enjoy substantial savings when you buy this Meade Telescope Accessory Kit . Meade Series 4000 Eyepiece & Filter Set 07169 is packaged in a premium-quality, aluminum case and features the following high-quality Meade Series 4000 Telescope Accessories : Meade Series 4000 Super Plossl Telescope Eyepieces : Meade 6.4mm Super Plossl Telescope Eyepiece (1.25") SP6.4 - 07170-02

Meade ETX-80AT-TC Go-To ComputerTelescope is the latest replacement for our all-time best seller telescope, the Meade ETX-70AT Telescope. With a new, larger aperture, the Meade TC Go-To Telescope features a built-in Barlow lens, and is a powerful companion for exploring the universe at an incredibly attractive price. The Meade GoTo 80mm Telescope may be the perfect instrument for the casual observer interested in viewing the Moon, planets, bright deep-space objects, and terrestrial landmarks. The Meade Computerized Telescope comes with the #494 Meade Autostar Computer

Meade #128 3x Barlow Lens (1.25") is designed for use with Meade ETX-70/ ETX-60 Telescopes . And this Meade Barlow Lens can be used with Meade ETX-80 AT TC Telescope (Meade ETX-80AT-TC Telescope is the latest replacement for Meade ETX-70AT Telescope). Meade #128 Barlow Lens is an achromatic, high performance, short-focus Barlow Lens coated, amplifying lens which eyepiece magnifying powers without any reduction of image resolution. Meade Barlow Lens surfaces are coated for maximum image contrast and light transmission.

Please note that this Barlow is designed to be used in the focuser of a standard refractor, only, and is mounted forward of the diagonal. Not for use in other types of telescopes or in any diagonal. Meade #127 2x-3x Variable Barlow Lens (1.25") 07274 includes a precision sliding-lens assembly, permitting continuously variable power factors between 2x and 3x . Positive stops are provided at both ends of Meade Barlow Variable Lens travel, and an engraved scale indicates the power in use. Clear aperture of 2x-3x