Barlows

APM Barlow 2''This is the 2" counterpart of our famed 1.25", 2x/1.5x Barlow lens. It is well made both in design and craftmanship. Both lenses are fully multicoated for best-possible contrast and transmission. The lenses have a diameter of 37mm, thus you...

APM 2-part Adaptor Kit for 2,7x comacorrected barlow element - photography and visual usingAdaptor to T2 and Adaptor to 1,25"The Barlow element is not includedThe 2-part adapter is photo-visual optimized, visual with the optimal backfocus of 105 mm with...

APM Comacorrecting 1 1/4" ED Barlow Element 2.7 xDesigned by Gerd Düring / GermanyOur totally new photo-visual apochromatic Barlow with real ED glass, calculated for the correction of Off-Axis Coma at Newtonian telescopes. This Barlow allows you to...

APM Comacorrecting 1 1/4" ED Barlow 2.7 xDesigned by Gerd Düring / GermanyOur totally new photo-visual apochromatic Barlow with real ED glass, calculated for the correction of Off-Axis Coma at Newtonian telescopes. This Barlow allows you to observe...

APM Comacorrecting 1 1/4" ED Double Barlow 6.25 xDesigned by Gerd Düring / GermanyOur worldwide unique photo-visual apochromatic 2.7x Barlow with real ED glass, calculated for the correction of Off-Axis Coma at Newtonian telescopes, can now be combined...

APM 2 inch coma-correcting telecentric 1.5x Barlowby the well known physicist and optic designer Philipp KellerSome times past APM Telescopes introduced the coma-correcting 2.7 times Barlow designed by Gerd Düring, which enjoys great popularity.New...

Baader Planetarium Q-Barlow 2.25x / 1.3xThis high-quality 2.25x Barlow made of exotic glasses provides the rare extension factor of 2.25x. So, there are no duplicate focal lengths when used with the eyepieces of the Q-Turret Set, and you can achieve...

The Baader Planetarium VIP Modular Barlow is a complete high quality 2X photo-visual barlow system. The VIP (VIsual and Photographic) barlow is ingeniously designed for functionality and flexibility. It consists of several modular component parts, which...

Available again for a limited time: Carl Zeiss 1¼" Abbe Barlow lens with T-2 thread made in Germany by Carl Zeiss in Jena – with 1¼" / T-2 ClickLock eyepiece clamp by Baader Planetariumvisual Barlow lens and photographic eyepiece...

The Baader Hyperion Zoom Barlow quickly attaches to any Hyperion 8-24mmm Clickstop zoom eyepiece, instantly converting it into a 3.5-10.5mm Zoom. The matched optical design results in a virtually transparent 2.25X multiplication, without any optical...

Telecentric with 2" outer diameter and T-2 threads on both sidesAplanatic, with 2x focal length extension to achieve a parallel f/30 beam in conjunction with ~f/7,5 optics systems – free of field curvatureDesigned specifically for H-alpha at 656,3 nm,...

Baader Telecentric Systems for focal length extension for supplying a parallel optical beam and for providing sufficient backfocus, in conjunction with any SolarSpectrum H-alpha filterTelecentric optics sets are often confused with a barlow lens. Both...

Telecentric with 2" outer diameter and T-2 threads on both sidesAplanatic, with 4x focal length extension to achieve a parallel f/30 beam in conjunction with ~f/7,5 optics systems – free of field curvatureDesigned specifically for H-alpha at 656,3 nm,...

Features The Celestron 2.5x Luminos Barlow increases the magnification of any 2" or 1.25" eyepiece by two and a half times High-quality 4-element optics produce a flat field for sharp images that are free of extraneous color Hard-anodized aluminum barrel...

Features Double the magnification of each eyepiece you own with the Omni 2X Barlow Lens Keep the eye relief of your eyepieces while getting 2X the power Slides into 1.25" focusers and diagonals and accepts 1.25" eyepieces Fully multi-coated optics with...

Features Quality X-Cel LX 2x Barlow doubles the magnification of any 1.25" eyepiece 3-element apochromatic, fully multi-coated optics offer up bright, sharp images A rubber grip helps to avoid accidental drops Barrel is threaded to accept standard 1.25"...

Features Quality X-Cel LX 3x Barlow triples the magnification of any 1.25" eyepiece, perfect for owners of fast, short focal length telescopes 3-element apochromatic, fully multi-coated optics offer up bright, sharp images with excellent color correction...

A good Focal Extender adds some real versatility to your telescope accessory line-up. First of all, it allows you to increase the magnification of any eyepiece with the same barrel size that you already own. In other words, 3 eyepieces offer 6...

The Explore Scientific 2X Focal Extender (2.0-inch O.D.), accepts both 1.25-inch O.D. and 2.0-inch O.D. format eyepieces and camera adapters. Fully EMD-Coated on all air-to-air lens surfaces, with all lens elements edge-blackened to produce superior...

A good Focal Extender adds some real versatility to your telescope accessory line-up. First of all, it allows you to increase the magnification of any eyepiece with the same barrel size that you already own. In other words, 3 eyepieces offer 6...