EXPLORE SCIENTIFIC Teleextender 3x 50,8mm/2"

Adapter 2" with brass locking ring for 1,25" eyepieces. The integrated T2 thread adapts DSLR or astro-cameras (*appropriate T2 ring for your camera model needed). On the telescope side there is a 2" filter thread M48x0.75, which allows the easy use of colour and nebula filters.SCOPE OF DELIVERYCamera Adapter 

One of the most important obstacles for the exploration of the night sky is the brightening of the night sky by artificial lights, such as streetlights. The night sky is not really dark in the vicinity of towns or cities, which reduces the visibility of objects beyond the solar systems enormously. Depending on the type of the celestial object it is possible to increase the contrast dramatically by blocking the annoying artificial light. The EXPLORE SCIENTIFIC O-III filter uses a characteristic property of the so called emission nebulae. Those objects glow in special colours, the so called emission lines. Those emission lines are linked to chemical elements - in this case oxygen. The EXPLORE SCIENTIFIC O-III nebula filter blocks all other colours (and thereby nearly all of the artificial light) and only the two emission lines of the oxygen can pass the filter. The result is astonishing: suddenly nebulae are visible at locations that were completely empty without filters. In suburban skies for example the veil nebula NGC 6992 is almost not visible with a 200mm telescope. By using this filter you can see the nebula and its structures without problems. A must for every visual observer. The EXPLORE SCIENTIFIC nebula filters come with a individual test certificate - your guarantee to receive a premium filter.FEATURESenables the observation of so called emission nebulaeblocks almost the entire artificial lightonly the two emission lines of ionised oxygen passes the filterWHAT'S INCLUDED1x 2" O-III nebula filter

A new focal length joins the Explore Scientific line of inert gas-purged Waterproof Eyepieces with the 3mm 52° LER Series Eyepiece. A logical companion for the grab-and-go ED APO 80mm f/6 Air-Spaced Triplet, this eyepiece produces 160X which will perform very well with good seeing conditions on planetary objects, and to split double stars. On the ED APO 152 at f/8, 405X is achieved without the use of a Focal Extender or Barlow for those nights of near perfect seeing, with a very comfortable 15mm of eye relief. Comfort, Quality, Value. The Explore Scientific 52° LER Series Most short focal length eyepieces are excellent flat-field multi-element oculars that can transform your visual astronomy experience. With an apparent field of view of 52 degrees, these eyepieces offer incredible value in a very nice eyepiece. Expect exceptional quality and value versus a comparably priced Plossl.  These eyepieces are the choice for observers wearing glasses - with excellent performance and durability. The rubber inlet and the foldable eyecups make handling and using in the field easy. The patented EMD-coating produces high contrast images and prevents reflexes and ghosting. The argon purging effectively prevents internal fogging, and you don´t have to deal with dirt, fungus or cleansing fluids getting between the lenses. The eyepieces are sealed - this makes sure you will be able to enjoy these eyepieces for many years to come.SPECIFICATIONSLarge eye distance, large field and great image sharpnessExcellent viewing position for people with glassesExcellent field sharpness even with fast optics52° apparent field of viewArgon-purging prevents internal fogging, the sealing facilitates cleaningPatented EMD-coating to maximize contrastBlackened lens edges to avoid reflexesAll eyepieces of this series are parfocalStainless steel barrel with conical security cutoffDust covers and protective bag includedSCOPE OF DELIVERY52° EyepieceDust coversProtective bag

Universally usable variable polarizing filter with a  2" filter thread.This variable polarizing filter allows for a continuous adjustment of the image brightness. This is very helpful to level strong differences in contrast of different observation objects individually. Particularly for lunar and planetary observations but also for solar observations this filter prevents an outshining of details.Solar observations ONLY together with an adequate solar filter !!! Particularly when a Herschel wedge is used and with large objective lens apertures the use of the variable polarizing filter can reduce the brightness of the observation object to a confortable level. The large adjustment range of 40% to 1% light transmission and the neutral grey filter effect create a comfortable and unadulterated image.The handling is very simple. The desired filtering level is set by turning the two sides of the housing against each other.A 2.0" filter thread on both sides (female/male) allow for the simultaneous use of additional colour filters.FEATURESvariable polarizing filterindividually adjustable image brightnessmade from high-quality optical glassblack anodized aluminium housing2.0" filter thread on both sidesSCOPE OF DELIVERYpolarizing filterprotective box

Lunt Solar Systems zoom-eyepiece with variable focal length from 7.2mm to 21.5mm, with 1.25 inch (31.7mm) connection.The special of this zoom eyepiece is that the optical layout offers highest quality views of the sun, but also on nightsky objects. LUNT minimized the reflections by using superb multicoatings and with care designed internal baffle system and blackened lens edges. The LUNT zoom-eyepiece is not the widest field zoom-eyepiece on the market, LUNT prefered best performance over widest field. The sun and stars are perfect pin point across the entire field of view without any visible distortion. The LUNT zoom-eyepiece is almost parfocal, from one end to the other end of the zooming way you need only 0.5mm to refocuse. The LUNT zoom-eyepiece has a very nice height adjustable eyeguard to protect your eye against day light reflections and to help you to find the perfect eye position.Please note that these eyepieces are only accessories for existing solar telescopes or filters when observing the sun. Solar observation alone with these eyepieces without additional solar filters is not possible!FEATURESFocal length: 7.2mm - 21.5mm continuously adjustableBarrel size: 1.25 inch (31,7mm)Diameter: 47mmHeight: 82mmWeight: 170gEye relief: 15mmLenses / Groups: 7 lenses / 4 GroupsField of view: 53° at 7.2mm - 40° at 21.5mmSCOPE OF DELIVERYLUNT Zoom Eyepiece 7.2mm - 21.5mm

NEW - now including a high-quality aperture Solar-filter for safe observation of sunspots, eclipses and planet transits. Great telescope for night and solar observation. The 130 mm aperture of this classical reflector offers you 30% more light than the 114mm reflectors that are usually in this price range. The lightweight tube is easily transportable and the optics provide an image that is free of colour abberations. This combination is not only very good for observing the planets, you can even see some objects outside our own solar system. Enjoy the colours of bright stars such as the double star system Albireo in the constellation Cygnus or watch the famous double-double Epsilon Lyrae in the constellation Lyra. The compact BRESSER Messier NT-130 is easy to use and provides fast and good performance. This telescope is only an optical tube without mount and tripod.Please note: Reflector telescopes with optical design “Newton” are very good for astronomical observing at the starry night sky. But these telescopes are not well usable for observing landscape and nature during daylight. Therefore we suggest BRESSER refractor (lens) telescopes for landscape and nature observing. FEATURES Optical design: reflector telescopeMirror diameter: 130 mm / focal length: 1000 mm / F/7.7Maximum recommended magnification: 260xTelescope for night and solar observation Collects 345x more light than the human eye Pure colour reproduction of the objects Handle for easy tronsportation and integrated piggyback camera holder (1/4 thread) Smartphone adapter for sky navigation included Dovetail plate with stainless steel rail T2 thread for DSLR cameras (T2-adapter ring for your camera is needed) 50,8 mm (2) to 31,7 mm (1,25) adapter with integrated T2 thread (T2-adapter ring for your camera is needed) SCOPE OF DELIVERY Optical Tube 26 mm Super Plössl-Eyepiece (31.7 mm / 1.25") integrated 31.7 mm and T2 adapter adapter for 50.8 mm (2") mounting ring (for EXOS 1/2 and LXD-75) handle with camera holder 6x30 Viewfinder astronomy PC software Stellarium ( for Download ) Smartphone adapter for celestial navigation Aperture Solar-filter rotatable star map

Moon, planets, deep-sky objects - explore the wonders of the night sky with the BRESSER FirstLight MAK 100/1400 telescope. You don't always have to travel to a remote location without light pollution - compact and bright objects can also be observed from towns or cities. Align the telescope and gaze at stunning planetary nebula or fascinating globular clusters! The Maksutov has a long 1400 mm focal length and can capture large amounts of light. It also has a compact design and produces no discernible chromatic aberration. Thanks to the 100 mm lens diameter, the aperture lets ample light into the tube. Eyepiece The telescope comes with a premium Plössl eyepiece with a focal length of 25 mm. This allows you to observe at 56x magnification - perfect for exploring the planets and the moon. Photography The telescope also comes with a smartphone holder so that you can attach your smartphone and share snapshots of your nighttime observations with family, friends and other astronomy fans. Mount The telescope comes with a sturdy mount to hold everything in place. Thanks to the dual-axis mechanism on the equatorial EQ3 mount, you can track the telescope by hand to compensate for the earth's movements and follow the moon, planets, nebula and other celestial objects as they move across the night sky. The tripod has an adjustable height and a practical shelf for your accessories. The BRESSER FirstLight MAK 100/1400 telescope - a must-have companion for clear nights! FEATURES Optical design: Maksutov Objective lens diameter: 100 mm Long focal length: 1400 mm / Excellent light-gathering power Includes Plössl eyepiece: 25 mm Magnification with included accessories: 56x Mount: EQ3, equatorial Simple tracking by hand Includes Smartphone holder Includes height-adjustable tripod with accessory shelf DELIVERY CONTENTTelescope tubeEQ3 mount with tripod Smartphone holderPlössl eyepiece: 25 mmInstructions with warranty information