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40x to 600x magnification, up to 2400x with digital zoom 4.3" LCD touchscreen 5MP CMOS built-in digital camera 5 fully achromatic objective lense...

The largest aperture scope in the Ultima line, the 100mm Ultima offers more than 50% brighter images than the 80mm, allowing for better performanc...

Eyepieces at or near the 10mm range are often considered a mandatory focal length in your collection, as this focal length range is departure p...

Askar MCP90 (Multi-Connection Plate 90) is a professional design especially for FRA400/5.6 astrograph. But it also works well with other various ha...

This adapter ring will convert a standard HyperStar C14 into an HD version to work on an EdgeHD telescope.  It simply threads into the existing...

0.92x Field Flattener / Reducer for all APOs 2 Glass Elements ED 55mm Back Focus, adjustable T2 AP85 to 469mm f/5.5 AP95 to 529mm f/5.5 AP106 to 64...

The thickness of the M42M-M48F 22.5mm extender is 22.5mm. It is an important astronomical accessory for ASI2600MM Pro users who want to connect the...

A new generation - the world-first - galaxy and nebula booster filter intended for shooting not only nebulae, but also galaxies by the use of the t...

Finder Charts are printed on white vellum card stock to make them durable. The black printing and stars on a white background makes them easily rea...

Imagine a world without light. What would it be like? Dark, cold, and lifeless! In Explore Light and Optics! With 25 Great Projects, readers ages 7...

Note that this version of the counterweight set will not work with the CPC-800 telescopeTo achieve true dynamic balance with a fork-mounted SCT, bo...

PLAY & LEARN: Professor Noggin’s series of educational card games encourages kids to learn interesting facts about their favorite subjects. F...

Optolong UHC nebula clip filter for Canon EOS full frame cameras! The UHC (Ultra High Contrast) broadband filter is designed to improve the visibi...

Use this adapter to connect a camera with female T-threads to a device with male C-threads. Ideal for using T-thread autoguiders such as the Orion ...

Use this female T-thread to male T-thread spacer to extend standard T-thread adapters to achieve the correct backfocus for your telescope. Availabl...

Works with ZWO Cameras and ZWO ASIair Works on Celestron Mounts and Products 2.1x5.5 Male Connector Center positive 4ft long cord with 6ft exten...

Be prepared for wherever adventure leads with the National Geographic LED Rechargeable Trek-Light that can illuminate your path at distances up to ...

The iEXOS-100 is an astronomical GOTO system that utilizes a proven German equatorial mount design and Explore Scientific’s revolutionary PMC-Eight...

The popular Sky-Watcher SolarQuest mount is an awesome little sun tracking mount that works perfectly with many solar telescopes, but some telescop...

Upgrade your Schmidt-Cassegrain or Maksutov-Cassegrain telescope to accept standard 2" accessories. The internal threads create a secure connection...

The T2 tilter adds multiple screw holes to help connect to ZWO EFW (compatible to 2” EFW filter wheel). Package and size Main body：Diameter 78mm，11...

Suitable for cameras which back focus distance is 12.5MM or 17.5mm This new ZWO-EOS-T2-Ⅱ adapter has two parts (EOS-T2 adapter and 5mm length T2-ex...

L-eXtreme is a two 7nm bandpass filter which can be used with one-shot color cameras like DSLR's (digital SLR), and monochrome CCD cameras, it is a...

Product Description This precision-machined 15 mm M48 Extension Tube is designed to provide an exact increase in optical path length for fine-tunin...