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Laugh and learn with fun facts about desert animals, cacti, sand dunes, and more—all told in Dr. Seuss’s beloved rhyming style and starring the Cat...

Antlia H-alpha EDGE narrowband filter optimizes the FWHM (full width half maximum) to 4.5nm bandpass. The suppression of optical density (OD)5 on u...

Accurate balance is necessary for the best telescope performance. Adding heavy accessories such as 2" eyepieces or cameras to a scope requires the ...

This version of the Counterweight Set will not work with the CPC-800. For the correct version, click here.Accurate balance is necessary for the bes...

Standard visual back as included with Celestron SCTs. Adapts 1.25" accessories (such as diagonals, camera adapters, etc.) to the standard SCT threads.

ZWO Electronic Filter Wheel (2025 Edition)- 5x2" Refined Design with Anti Light-Leak Protection The next-generation ZWO EFW series introduces an up...

Starizona has tested our EvoFF field flattener on the Askar 52mm Super ED guidescope and it works great! The 52mm SD guide scope is light, compact,...

Celestron’s new Nature DX Series is the perfect companion for the outdoors lover. These affordable yet feature-packed binoculars are designed speci...

This adapter enables you to mount your unmounted 50.8mm filters to 48mm threads. This mount will allow you to use unmounted 50.8mm filters with Sta...

Description The secondary mirror cover can be used to cover the rear side of the secondary mirror. This considerably reduces the cooling of the se...

The ALP-T dual band 3.5nm SII&Hb filter is a dual narrowband filter, which lets the deep red Sulfur-II 672.4nm and the blue Hydrogen-Beta 48...

Pre-order for Askar 0.75x Reducer for 71F Telescope. More information coming soon!

Written by a dedicated selenophile (a person who loves the Moon), this guide to Earth's celestial companion is a non-technical narrative that quick...

Please Note: A T2 Tilter is included in the package but due to its large size it will be packed separately in another box, not in the camera box.  ...

The 1.0x flattener does not change the telescope's focal ratio itself. After connecting with the Askar 140APO, it still maintained a focal ratio ...

The 0.8x reducer can bring Askar 140APO's focal ratio down to F5.6. This is a standard reducer with field flattening capabilities as well. A shor...

This adapter allows the use of a Feathertouch SCT MicroFocuser on an older Celestron 8" SCT (orange tube and some older black tube models). Include...

Cable Length: 0.5 meters USB Connector Type: Type-B(male) to Type A(male)

To achieve true dynamic balance with a fork-mounted SCT, both top and bottom weights are required. See stock number CWCPC11-CS for the complete top...

This adapter converts T-threads (M42) to C-threads (1.0"). It has female T-threads on the bottom and male C-threads on the top. The adapter adds 5....

Use this sturdy, 3D-printed plastic bracket to attach a standard red-dot type finderscope to the flash hot shoe on top of your Nikon DSLR. The find...

This is the top half of the Celestron 8" SCT counterweight set. Use this if you already have a bottom slidebar kit from Celestron or Losmandy. Incl...

CNC machined secondary spider made of aluminum (EN AW-6061), black matte anodized, suitable for 10" TS-Optics GSO Photon This secondary spider is m...