Search Results for barlow

Barlow lenses offer an easy, economical way to increase the magnification range of your eyepieces, and Celestron carries two of these highly useful lenses. A Barlow lens doubles the magnifying power of your eyepiece by doubling its effective focal length. For example, an 18mm eyepiece used with a 2x Barlow lens would have the magnifying power of a 9mm eyepiece. It's like having two eyepieces in one! If you're looking for an affordable way to achieve high-power viewing of the moon and planets, double stars and even

Konus 2x Barlow Lens for Telescopes come in two options: Konus 2 x Barlow Lens 31.8 mm with Photo Adapter And Konus 2x Barlow Lens for Konus Konustart-700 60 mm Refractor Telescope with Multi Coated Optics- 1735 You can always get a Photo-Adapter for this Barlow Lens.

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

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

Bushnell 1.25" Format 2x Barlow Lens 78-0105 This high quality 2x Barlow Lens effectively doubles the magnification of any eyepiece in a way that eliminates the distortion and other negative effects of using extremely short focal length eyepieces. A 2x Barlow lens doubles the magnifying power of your eyepiece by doubling its effective focal length. For example, an 20mm eyepiece used with a 2x Barlow lens would have the magnifying power of a 10mm eyepiece.

Bushnell ARES 5" Truss Tube Dobsonian Telescope 785000 is available exclusively from our online store - OpticsPlanet.com ! The Bushnell Compact ARES 5 Dobsonian Telescope is a simple, easy to use, non-technical telescope that is still large enough to provide real performance. The 130mm reflector, 650mm focal length is large enough to take this telescope out of the toy category, and is rapidly becoming the standard for a beginner's telescope in terms of size. Bushnell DOB5 Compact Telescope features a true parabolic mirror

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.

Celestron PowerSeeker 80EQ Telescope Package 21048-OP is an exclusive telescope package sold by OpticsPlanet Inc. This telescope kit consists of a Celestron PowerSeeker 80EQ Telescope , and the Celestron Motor Drive 93514 . The Celestron PowerSeeker 80 EQ Telescope Combo comes with all the necessary components to start you off on your journey into astronomy! The Celestron PowerSeeker 80EQ Refractor Telescope 21048 is designed to give the first-time buyer the perfect combination of quality, value, features and power. Offering exceptional value, the Celestron Power Seeker Refractor 80EQ

Barska 40070, 88x Compact Refractor Telescope AE10100 is an ideal telescope for both celestial and terrestrial viewing. Barska 40070, 88 Power Compact Refracting Telescope features 400mm focal length and fully coated achromatic 70mm diameter objective lens. Compact Refractor Barska Telescope AE 10100 is equipped with Kellner eyepieces (K9 and K20), a 2x Barlow lens, a 5x24 finderscope, a 45-degree diagonal and a folding tabletop tripod. With an optional Barska Digi Eyepiece AF10542 you can view real-time images from your Barska 40070 88

Meade #126 Barlow Lens is now in use by thousands of serious amateurs throughout the world. This lens unit varies the power obtained with any given eyepiece, while maintaining excellent image quality. Their precise corrections for spherical and chromatic aberrations at all photo visual wavelengths result in sharp, high resolution performance on telescopes of any optical design. Meade #126 Barlow Lens is multi coated for maximum image contrast and light transmission. Only 2.5'' long, the Meade #126 works well with any telescope accepting 1.25'' eyepieces, even those with limited focus

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.

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

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

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

Celestron X-CEL 2x Barlow Lens Telescope Eyepiece 93529 is a sturdy and versatile telescope eyepiece by Celestron. These Celestron telescope accessories feature 2x magnification, doubling the total zoom of whatever telescope you mount it on. Three-element fully multi-coated design translates to exceedingly bright images with exceptional clarity when viewed through most Celestron telescopes . Celestron has equipped the Celestron XCEL 2x Barlow Eyepiece with a brass pressure ring, which holds the eyepiece securely in place without damaging the bezel. The telescope accessory is

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

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

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:

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