Telescope & Microscope Accessories - On Sale Now! Save up to 10%


On Sale! Up to 10% off on Telescope & Microscope Accessories at Test Limitless. Top brands include ZWO Optical, Meade Instruments, Orion, Modern Photonics, Astromania, Phone Skope, SOLOMARK, Rhino BagMate, & Revolution Imager. Hurry! Limited time offers. Offers valid only while supplies last.



ZWO ASI120MM-MINI 1.2 MP CMOS Monochrome Astronomy Camera with USB 2.0
ZWO ASI120MM-MINI 1.2 MP CMOS Monochrome Astronomy Camera with USB 2.0
By ZWO Optical
In Stock
$160.00

mpn: ASI120MM-MINI, ean: 0607467928016,

4.4 out of 5 stars with 52 reviews
ZWO's ASI120MM-Mini 1.2-megapixel monochrome astronomy camera is perfect for planetary imaging or for autoguiding during long-exposure astrophotography. It incorporates a 1/3'' CMOS sensor with 1280x960 resolution and 3.75-micron pixels. The ASI120MM-Mini offers peak QE of 75% and low read noise to give an excellent level of performance despite its compact size. The camera also includes an AR-coated window to maximize light transmission and protect the sensor. The camera weighs just 2.1oz and


Meade Instruments 608001 Laser Collimator
Meade Instruments 608001 Laser Collimator
By Meade Instruments
In Stock
$44.95

mpn: 608001, ean: 0709942997316,

4.8 out of 5 stars with 36 reviews
This easy to use laser collimator makes optical alignment of your Meade (or other) Newtonian telescope quick and easy. Simply place the laser in your 1.25” focuser, use the visible laser spot on the primary mirror to adjust the secondary so the laser hits the middle of the primary, and then adjust the primary so the beam is directed straight back on top of itself. No stars required and can be done in your living room in under five minutes. This very handy accessory features an adjustable


Orion 8239 20mm Illuminated Centering Telescope Eyepiece
Orion 8239 20mm Illuminated Centering Telescope Eyepiece
By Orion
In Stock
$119.99
$107.81
You Save: 10%

mpn: 8239, ean: 0759270082390,

4.9 out of 5 stars with 49 reviews
You'll never be left in the dark with the Orion 20mm Illuminated Centering Eyepiece (ICE). Whether you're acquiring and centering stars for GoTo system alignment, lining up guide stars and/or target objects for astro-imaging, or just testing the accuracy of your tracking system, the ICE will quickly become one of your most trusted and useful imaging tools. In comparison to most standard low-focal length illuminated reticle eyepieces, the ICE offers a relatively long 20mm focal length and a wide


Premium Telescope Camera Adapter Kit for All Nikon DSLRs by Modern Photonics
Premium Telescope Camera Adapter Kit for All Nikon DSLRs by Modern Photonics
By Modern Photonics
In Stock
$99.00

mpn: PNIK, ean: 0742574134957,

4.6 out of 5 stars with 53 reviews
This Premium Adapter kit includes the parts you will need for both ''Prime Focus'' and Variable ''Eyepiece Projection'' astrophotography packaged together in one money saving, easy to purchase kit. The ''Variable'' feature lets you adjust the adapter length to vary the magnification (thus image size) for perfect framing of your shots. Fits telescopes with a standard 1.25'' eyepiece port. The custom made VEPA Plus adapter can hold eyepieces up to 42mm in upper body diameter. It also features a


Astromania 2'' Superior Quality Multiple 5-Position Filter Wheel For Telescope - allowing you to image without any reflections or stray light
Astromania 2" Superior Quality Multiple 5-Position Filter Wheel For Telescope - allowing you to image without any reflections or stray light
By Astromania
In Stock
$87.99

mpn: SKU_AM_FW2M5, ean: 6970019290355,

4.0 out of 5 stars with 52 reviews
This 2'' filter wheel lets you use up to 5 different filters and change them within just a few seconds. Whether for astrophotography or visual observing - your filters are always ready to use. Use the filter wheel with UHC, OII, CLS and other filters, for example - which lets you quickly and easily find the best filter when visually observing.Imagine you have a camera mounted on the telescope and have to switch between different filters and quickly as possible. This is only possible using a


Phone Skope LOLLIPOP Universal Digiscoping kit for Spotting Scope, Binocular, Microscope, Zoom Camera, Hunting, Biology, Birdwatching, Birding and phone scope lenses
Phone Skope LOLLIPOP Universal Digiscoping kit for Spotting Scope, Binocular, Microscope, Zoom Camera, Hunting, Biology, Birdwatching, Birding and phone scope lenses
By Phone Skope
In Stock
$44.99

mpn: LOLLIU1, ean: 0858847007399,

4.6 out of 5 stars with 58 reviews
This kit is the real deal! It comes with everything you will need to attach your Smart Phone to an optical device. It features our new Lollipop Universal Phone Case and our popular U-1 Universal Optic Adapter. The NEW Phone Skope Universal Phone Case! This case allows you to keep your phone in it's protective case, but still gives you the ability to use optic-specific or universal optic adapters (sold separately)! If you have a phone we do not have a standard case for, this Universal Phone Case


Astromania Deluxe Dovetail Plate Dovetail Rail with 228 mm Length - Vixen Style - You can Easily Balance The Telescope by Shifting
Astromania Deluxe Dovetail Plate Dovetail Rail with 228 mm Length - Vixen Style - You can Easily Balance The Telescope by Shifting
By Astromania
In Stock
$49.99

mpn: SKU_AM_DPDR, ean: 6970019295749,

4.9 out of 5 stars with 11 reviews
This Astromania DeLuxe Dovetail Bar is suitable even for heavy telescopes where simple profile bars start to vibrate. Through the smooth side profile, you can easily balance the telescope by shifting. The dovetail bar fits to: - Vixen GP and SX mounts - Skywatcher EQ3 to EQ5 and H-EQ5 - several Vixen level saddle plates photo tripods (via the 1/4'' thread) and many more. Ideal accessory for photo tripods: via the 1/4'' photo thread in the middle of the bar, you can easily attach the bar to your


Orion 8829 38mm Q70 Wide-Field Telescope Eyepiece
Orion 8829 38mm Q70 Wide-Field Telescope Eyepiece
By Orion
In Stock
$106.08

mpn: 8829, ean: 0759270088293,

4.9 out of 5 stars with 28 reviews
Peering into the vast depths of space with a Q70 2'' eyepiece puts your favorite nebulae and galaxies in a wonderful new perspective. Gas clouds glow and stellar clusters glitter amid a seemingly endless ocean of black space, thanks to the Q70's super-wide 70-deg apparent field of view. The optics of the Q70 38mm eyepiece consists of five lens elements of high-index glass in a design that delivers sharp, high-contrast images with excellent aberration correction. The optics are fully


Orion 8885 5mm Edge On Planetary Eyepiece
Orion 8885 5mm Edge On Planetary Eyepiece
By Orion
In Stock
$99.99

mpn: 8885, ean: 0759270088859,

4.1 out of 5 stars with 35 reviews
Edge-On Planetary eyepieces bring flat-field performance to solar system viewing in the form of six medium- and high-magnification focal lengths. Each employs a sophisticated 7-element lens design reminiscent of exotic, high-priced oculars. This design renders an optically flat image that's sharply focused from center to edge of the wide 55-degree apparent field of view. The barrel distortion and field curvature aberrations common in standard eyepiece designs are virtually gone. Edge-On


Meade Instruments 633001 Deep Sky Imager IV Color
Meade Instruments 633001 Deep Sky Imager IV Color
By Meade Instruments
In Stock
$999.00

mpn: 633001, ean: 0709942999396,

4.0 out of 5 stars with 57 reviews
The acclaimed deep sky imager (dsi) camera series is back, and it’s more advanced than ever.  equipped with a 16MP Panasonic CMOS image sensor, regulated two-stage thermo-electric cooler, and 3.8Μm pixels, the new dsi-iv is the ideal camera for all of your astrophotography pursuits.  The low-noise, high-resolution and fast USB 3.0 readout make this camera suitable for both deep-sky and planetary imaging, making it one of the most versatile astronomy cameras available.2'' Barrel adapter and


Meade Instruments 07742 Series 5000 14mm Ultra Wide Angle Waterproof Eyepiece
Meade Instruments 07742 Series 5000 14mm Ultra Wide Angle Waterproof Eyepiece
By Meade Instruments
In Stock
$105.95

mpn: 7742, ean: 3609920114223,

4.4 out of 5 stars with 13 reviews
The Meade 07742 Series 5000 1.25-Inch Xtreme Wide Angle 14-Millimeter Eyepiece has an extremely large 82-degree apparent field of view, 7-element, multi-coated lenses with blackened edges and rotating adjustable eyecups. This item features sharp optimal performance with low chromatic aberration, as well as comfortable 15-millimeter eye relief. This eyepiece is threaded to work with Meade’s 1.25-inch astronomy filters and is waterproof. Parfocal like other Series 5000 eyepieces, this item


Telescope Cell Phone Adapter Mount Only Applicable with 1.25 Inch Eyepiece Telescope Fits Almost Smartphone on The Market(Width Between 55-102mm)
Telescope Cell Phone Adapter Mount Only Applicable with 1.25 Inch Eyepiece Telescope Fits Almost Smartphone on The Market(Width Between 55-102mm)
By SOLOMARK
In Stock
$29.99

mpn: QHAP036, ean: 0711102630827,

4.0 out of 5 stars with 14 reviews
CELL PHONE TELESCOPE ADAPTER MOUNT ONLY APPLICABLE WITH 1.25 INCH EYEPIECE TELESCOPE.FIT ALMOST MOBILE PHONE BRANDS. More Safe to protect your cellphone : The product is combined with the new way, The phone will be more securely fixed on the telescope and will not fall again. New Partner: If the telescope to be out of focus and can't work,The adapter has included a barlow lens can help you solve the problem. You deserve to have: If your child is interested in astronomy, he will need an astronomi


Multipurpose Telescope Case - Fits Most Telescopes - Best for Celestron AstroMaster 70/90, Powerseeker 80EQ, ORION 09001,Orion 09798 Infinity 50-60-70MM- Smart Phone Adapter Included, 40x10.6x7 inch
Multipurpose Telescope Case - Fits Most Telescopes - Best for Celestron AstroMaster 70/90, Powerseeker 80EQ, ORION 09001,Orion 09798 Infinity 50-60-70MM- Smart Phone Adapter Included, 40x10.6x7 inch
By Rhino BagMate
In Stock
$96.90

mpn: RBM - TB - BLK, ean: 5060614460015,

4.4 out of 5 stars with 39 reviews
Best Protection in the Galaxy!Astronomers, whether amateur or professional, spend their days diving into black holes of research and their nights in search of the most elusive constellations with the help of their trusty telescopes. Nothing puts a wrench in your quest quite like opening your telescope bags and cases and finding broken equipment. The Rhino BagMate telescope bag guards your gear from breakage and extends its lifespan with dense built-in foam padding. This case provides military-gr


Revolution Imager 1.25 inches Live View CCD Video Astronomy Camera System
Revolution Imager 1.25 inches Live View CCD Video Astronomy Camera System
By Revolution Imager
In Stock
$399.50

mpn: r2,

4.6 out of 5 stars with 20 reviews
This newest version, Revolution Imager R2, has an easier menu to operate, better contrast control, better gain control and finer image processing on board. Along with being more aesthetically pleasing this new version does a maximum of 5.12 second exposure and stacks now up to 6 images, we have found the result to be virtually equal to the old sensor in just about every scenario along with easier menu controls and greater on board image processing. Everything else remains the sameThis newest ver


Meade Instruments 607017 Eyepiece, 100 Degree, MWA 15MM, 2-Inch (Black/Green)
Meade Instruments 607017 Eyepiece, 100 Degree, MWA 15MM, 2-Inch (Black/Green)
By Meade Instruments
In Stock
$179.95

mpn: 607017, ean: 0709942997293,

4.2 out of 5 stars with 39 reviews
Meade Series 5000 MWA Eyepiece, 100 Degree, 21MM focal length, 2'' Barrel Size, 45MM Field Stop. Meade MWA Series Eyepieces offer a gigantic 100 Degree apparent field of view for an amazing, panoramic observing experience like no other. All eyepieces are constructed with premium-grade and exotic optical glass, fully multi-coated for great images, blackened lens edges for superior contrast, and feature folding eye cups.15mm Focal Length. All eyepieces are constructed with premium-grade and exotic


Phone Skope Lollipop Universal Digiscoping kit for Spotting Scope, Binocular, Microscope, Zoom Camera, Hunting, Biology, Birdwatching, Birding and Phone Scope Lenses (U2 (1.7'' - 2.335''))
Phone Skope Lollipop Universal Digiscoping kit for Spotting Scope, Binocular, Microscope, Zoom Camera, Hunting, Biology, Birdwatching, Birding and Phone Scope Lenses (U2 (1.7" - 2.335"))
By Phone Skope
In Stock
$49.99

mpn: LOLLIU, ean: 0858847007405,

4.0 out of 5 stars with 50 reviews
This kit is the real deal! It comes with everything you will need to attach your Smart Phone to an optical device. It features our new Lollipop Universal Phone Case and our popular U-2 Universal Optic Adapter. The NEW Phone Skope Universal Phone Case! This case allows you to keep your phone in it's protective case, but still gives you the ability to use optic-specific or universal optic adapters (sold separately)! If you have a phone we do not have a standard case for, this Universal Phone Case


Meade Instruments 607016 Eyepiece, 100 Degree, MWA 10MM, 1.25-Inch (Black/Green)
Meade Instruments 607016 Eyepiece, 100 Degree, MWA 10MM, 1.25-Inch (Black/Green)
By Meade Instruments
In Stock
$169.95

mpn: 607016, ean: 0709942997286,

4.0 out of 5 stars with 37 reviews
Meade Series 5000 MWA Eyepiece, 100 Degree, 21MM focal length, 2'' Barrel Size, 45MM Field Stop. Meade MWA Series Eyepieces offer a gigantic 100 Degree apparent field of view for an amazing, panoramic observing experience like no other. All eyepieces are constructed with premium-grade and exotic optical glass, fully multi-coated for great images, blackened lens edges for superior contrast, and feature folding eye cups.10mm Focal Length. All eyepieces are constructed with premium-grade and exoti



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