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Vixen SLV 50° Eyepiece 20mm (1.25'')

With BRESSER, you can enjoy a smooth introduction to the vast world of astronomy. Our detailed information ("Telescope Guide") provides valuable tips for beginners—but even experienced astronomers can use the information we provide (e.g., tables for the geographical latitude of all major world cities) as a reference.

Here is the table of contents of the comprehensive BRESSER Telescope Guide:

Sky Guides by Bresser

The Sky Guide provides comprehensive information on constellations, planetary positions, and astronomical events – perfect for planning your observations and delving deeper into astronomy.
Visit the guide directly here to make the most of your observations!

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Product and safety instructions


Manufacturer: 
Bresser GmbH, Gutenbergstraße 2, 46414 Rhede

Contact: 
www.bresser.de


Warning notes
  • General safety instructions DANGER Risk of suffocation! Improper use of this product can result in suffocation, especially for children. Therefore, carefully observe the following safety instructions. Keep packaging materials (plastic bags, rubber bands, etc.) away from children! There is a risk of suffocation! Keep cords, ribbons, and similar materials away from children! They could accidentally strangle themselves and suffocate! NOTE Risk of material damage! Improper handling can damage the device and/or accessories. Therefore, only use the device according to the following safety instructions. Do not dismantle the device! In the case of a defect, contact your dealer. They will contact the service center and may send the device in for repair.
  • Never look at the sun through an eyepiece/telescope without a certified protection filter. A moon filter can never be used for solar observation. The moon filter is only suitable for moon observation. The solar filter must be mounted in front of the telescope opening, not at the eyepiece. Otherwise, the concentrated light beam through the optics will immediately destroy the filter foil, leading to severe eye damage, including permanent blindness.
  • Never leave the optics unattended. Children and inexperienced adults could point the telescope at the sun without proper precautions and lose their eyesight.
  • Do not expose the device to high temperatures.
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Accessories

Vixen Moon Filter ND
The bright moon becomes even brighter when viewed through a telescope.With large telescopes, observing at full moon can cause significant eye strain and impair your night vision when you move your eye away from the eyepiece.This moon filter reduces the amount of light, allowing you to observe the moon in comfort.The moon filter features a screw thread for 31.7 mm eyepieces. FEATURES Moon filter for 31.7 mm eyepiecesReduces the brightness of the moonProtects your eyes against bright moon lightWeight: 10 gDELIVERY CONTENTMoon filter

Currently not available

£42.00*
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Vixen Universal Tripod Accessory Pouch
The soft padded Vixen accessory bag can be attached to a tripod, keeping your accessories close at hand. The bag is exactly the right size for the Polarie U Star tracker. But also other accessories, such as a camera lens, batteries or the remote control of your camera can be stored safely and within reach in this soft bag. The neoprene material, which absorbs shocks excellently and offers good thermal insulation, protects your accessories extremely well. and protects your batteries and USB battery packs from extreme cold. FEATURESAccessory bag for attaching to a tripod Perfect fit for the Polarie U Star Tracker Suitable to keep all kinds of accessories clos at hand Material: neoprene, polyester Dimensions: 11 x 13 cm Weight: 95 g SCOPE OF DELIVERYTripod accessory bag Fastening strap

Available

£19.90* £32.00* (37.81% saved)
Vixen SG-L02 Headlamp red-light white-light
The perfect LED head torch for nighttime observations! Adjusting your eyes to the dark surroundings is very important when making astronomical observations. In dark areas, it is very difficult to use astronomical equipment without a suitable light. With normal lights, however, the light intensity is more important than protecting your eyes against bright light. Using these lights at night makes your pupils contract, which can make it difficult for your eyes to readjust to the darkness. The SG-L01, our first astronomy LED lamp, featured a built-in red LED that provided a solution to this problem. However, the red light did not offer optimal visibility. On our new astronomy LED light, the SG-L02, the LED lights produce warm light to improve visibility. They also ensure that your eyes stay adapted to the dark. The LEDs do not emit light in the sensitive range of 555 nm. The brightness of the white light can be adjusted between 3 and 42 lumen, while the red light can be adjusted between 0.28 and 7.62 lumen. FEATURES Dimmable red light ensures that your eyes stay adapted to the dark Built-in rechargeable battery, charges via USB Waterproof design LED colour can be switched from red to white 0.28 to 7.62 lumen for red light 3 to 42 lumen for white light Dimensions: 41 mm x 33 mm x 30 mm Weight: 29 g DELIVERY CONTENT SG-L02 head torch Strap (size S) Strap (size L) Pocket clip Cable for charging the battery (USB-A plug to USB Micro-B plug)

Available

£65.00*
Vixen 2x Barlow Lens with T2 Thread
This Barlow lens doubles the focal length of your telescope. It allows you to make astronomical observations with a higher magnification than a conventional eyepiece. Thanks to the Barlow lens between the eyepiece, you can obtain a greater magnification whilst maintaining a comfortable interpupillary distance.This Vixen 2x Barlow lens is ideal for observing and photographing lunar landscapes and details on the brighter planets. The Barlow lens also features a T2 connection for photography with DSLR cameras. With T2 extension tubes, it can also be used as a camera projection adapter.With a deflecting prism, the Barlow lens enables you to obtain a magnification factor of 3.3x.FEATURES2x Barlow lenses with T2 thread2-lens optical systemDoubles the magnification factorAlso suitable as a camera adapter31.7 mm sleeveWeight: 80 gDELIVERY CONTENT 2x Barlow lenses Dust caps

Available

£56.00*
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Vixen SLV 50° Eyepiece 5mm (1.25'')
​The Vixen SLV series are the modern take on the classic Vixen Lanthanum eyepieces. These eyepieces were legendary for their generous eye relief and precise nature, making them a firm favourite with planetary, lunar and double star observers. This 5mm is an excellent higher power eyepiece for most telescopes, especially good for Lunar and Planetary observers. The SLV Series of Vixen Eyepieces feature a hexagonal shaped eyepiece barrel, long 20mm eye relief, and twist up click stop eyecup for adjusting to the most comfortable viewing. The SLV eyepieces feature high grade lanthanum glass, and deliver remarkably clear and high contrast star images to the edge of the viewing circle. The lenses are fully multicoated for high light transmission.Size 31.7mm/1.25"Apparent FOV 50°Eye relief 20mmWeight 168g (5.92oz)

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Vixen SLV 50° Eyepiece 10mm (1.25'')
​The Vixen SLV series are the modern take on the classic Vixen Lanthanum eyepieces. These eyepieces were legendary for their generous eye relief and precise nature, making them a firm favourite with planetary, lunar and double star observers. This 10mm is an excellent eyepiece for medium to higher power on most telescopes, an ideal premium replacement for eyepieces supplied with telescopes, especially good for Planetary observers. The SLV Series of Vixen Eyepieces feature a hexagonal shaped eyepiece body, long 20mm eye relief, and twist up click stop eyecup for adjusting to the most comfortable viewing. The SLV eyepieces feature high grade lanthanum glass, and deliver remarkably clear and high contrast star images to the edge of the field of view. The lenses are fully multicoated for high light transmission.Size 31.7mm/1.25"Apparent FOV 50°Eye relief 20mmWeight 168g (5.92oz)

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Vixen SD103SII Telescope OTA
The Vixen SD103SII Telescope OTA is a new 103 mm apochromatic refractor with high-performance Super-ED glass (= SD). The advantage of this SD refractor is its short length and low weight. The FPL53 glass reproduces an extremely clear and sharp image by an exceptionally high degree of elimination of residual chromatic aberrations. The SD glass is designed to bring all beams of violet, red, blue, yellow and green very precisely together on the same plane. The special lens material reduces chromatic aberration across all colours.The new Vixen SD103SII no longer uses spacer plates, which leads to a significantly better image quality, especially with bright stars. In photographic images, no spikes can be seen on the stars, which were otherwise produced by the spacer plates. In addition, you will be thrilled when you look at the moon or the brighter planets and observe the moon craters pin sharp as well as with extremely high contrast. Also look at the ring planet Saturn or the cloud bands on Jupiter. But of course, brighter deep sky objects such as the Orion Nebula or the Andromeda Galaxy can also be observed in impressive detail.In combination with the new optional SD Reducer HD Kit or SD Flattener HD, these refractors allow illumination with a 44 mm image circle for full format SLR cameras. The older ED81SII, ED103S, ED115S refractors were originally developed for visual observers and photographers using APS-C cameras. However, the new SD series is also optimised for use with full-frame cameras through the use of new inner baffle rings. The large 60 mm eyepiece extension also allows heavy cameras to be attached without tilting. Furthermore, the included folding mirror allows comfortable observation even in unfavourable observation situations and additionally offers a T2 thread for connecting a DSLR camera. This allows you to observe in straight line or at a 90° angle. The carrying handle attached to the tube clamps ensures a secure grip when transporting the telescope. FEATURESObjective lens: D=103 mm, multi-coated 2-lens SD apochromat without spacer plates No more spikes on the stars Focal length: 795 mm (f7.7) Resolution and limiting magnitude: 1.13 arcseconds; 11.8 Light gathering power: approx. 217x more than the human eye Dimensions and weight: 115 mm dia x 810 mm; 5.5 kg Viewfinder telescope: 7x50 illuminated Adapters and connections: 60 mm thread, 50.8 mm and 31.7 mm socket, thread for T-ring Connection: 50.8 mm and 31.7 mm socket with flip mirror / folding mirror Photography: primary focus and eyepiece projection SCOPE OF DELIVERY Refractor SD103SII Telescope (OTA) Tube clamp with dovetail Dew cap Flip mirror / folding mirror Carrying handle Dovetail rail 7x50 viewfinder

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Vixen SLV 50° eyepiece 2.5 mm (1.25")
The SLV eyepieces with high-quality lanthanum glass provide remarkably clear and high-contrast images of the night sky right to the edge of the field of view. The lanthanum elements almost completely eliminate chromatic aberration, producing a colour-neutral image right up to the edges. The lenses are also fully multi-coated for high light transmission. The eyecup can be twisted up and down, making the eyepiece suitable for glasses wearers. The large exit pupil distance of 20 mm means that the eye does not become fatigued during longer periods of use, and the entire field of view can be seen clearly even when wearing glasses. The eyepiece also features a standard 1.25" filter thread for colour and nebula filters. In addition, the insides of the eyepiece sleeves are fully blackened to reduce distracting reflections. FEATURES Very high contrast and sharpness over the entire field of view Comfortable interpupillary distance of 20 mm Lanthanum glass almost completely eliminates chromatic aberration 31.7 mm eyepiece barrel 1.25" filter thread Full multi-layered coating Eyecup can be twisted down for glasses wearers Weight: 173 g PACKAGE CONTENTS Vixen SLV 50° eyepiece Dust caps

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Vixen Viewfinder 7x50, with illuminated reticule
The Vixen Viewfinder 7x50, with illuminated reticule is an exceptionally high quality optical finder scope, featuring 50 mm Achromatic objective. The internal crosshairs are accurately inscribed and can be illuminated with a battery-powered LED attachment, which can be varied in brightness to the user's requirements. This finder gives a field of view of 7.2° in the night sky. Please note: this finder does not come with a bracket, but will fit numerous standard finder brackets - the X000288 Vixen S 50 mm finder scope short holder, or the X000073 Vixen XY finder scope long holder are particularly recommended. FEATURES Finder with 50 mm achromatic optics Field of view: 7.2° Battery: CR2032 Dimensions: 218x53 mm Weight: 0.375 kg WHAT'S INCLUDED: Viewfinder 7x50, with illuminated reticule

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Sun projection screen set B
Accessory for solar observation. This projection screen allows you to observe the sun safely.Sun projection allows several people to observe the sun at the same time.A projection screen is therefore ideal for groups of visitors at observatories, or for use in school lessons. FEATURES Compatible telescopes: Vixen A81M, ED81SII, SD81S, A105M, AX103S, ED103S, SD103S, ED115S, SD115S Weight: 980 g (body only 866 g)DELIVERY CONTENTSun projection screen set B

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