Products

Baader H-alpha / O-III / S-II Ultra-Narrowband (Narrowband) filter set - Premium Grade 3.5 / 4 nm half width (to harmonize the exposure time of H...

Baader H-alpha / O-III / S-II f / 2 Highspeed Filter Set - Precision Grade 6.5 nm FWHM, recommended for extremely fast optical systems from f / 3...

Baader H-alpha / O-III / S-II f / 2 Highspeed Filter Set - Precision Grade 6.5 nm FWHM, recommended for extremely fast optical systems from f /...

Baader H-alpha / O-III / S-II Narrowband Filter Set - Precision Grade 6.5 nm FWHM, recommended for optical systems from f / 10 to f / 3.5 Reflex-...

Baader H-alpha / O-III / S-II Narrowband Filter Set - Precision Grade 6.5 nm FWHM, recommended for optical systems from f / 10 to f / 3.5 Refle...

Baader Planetarium's AstroSolar™ Safety Film delivers white light views of the Sun that are unmatched by any other objective solar filter or materi...

New CMOS-optimized L-RGB filters from Baader Planetarium with Reflex-Blocker™ and Life-Coat™. Baader CMOS RGB Bandpass Filter RGB-R (595 – 690 m...

Selective contrast filter, for all reflector and refractor telescopes Filters out specific wavelengths, especially those caused by streetlight and...

Great for HyperStar imaging! The Baader Planetarium UHC-S Nebula filter excels at delivering a high-contrast and natural view of emission nebula - ...

Great for HyperStar imaging! The Baader Planetarium UHC-S Nebula filter excels at delivering a high-contrast and natural view of emission nebula - ...

Baader Planetarium has introduced the world's finest UV/IR cut filter. This filter is a must for all digital imaging with Digital Cameras, CCD Came...

Baader Planetarium has introduced the world's finest UV/IR cut filter. This filter is a must for all digital imaging with Digital Cameras, CCD Came...

This adapter can be used as a 1.25" nosepiece for any camera that has C-mount (1") threads. The adapter has male C-threads on the camera side, and ...

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 ...

  14" Schmidt-Cassegrain Optical Tube Assembly (OTA) Features Celestron's premium patented StarBright XLT optical coatings  3910mm focal length (f...

Celestron’s C5 Spotting Scope is a 5" (127mm) aperture, 1250mm f/10 Schmidt-Cassegrain optical system. Its optical excellence is the reason it was ...

6" Schmidt-Cassegrain optical tube assembly (OTA) Features Celestron's premium patented StarBright XLT optical coatings 1500 mm focal length (f/1...

This is a replacement for the secondary mirror mounting plate that is included with the HyperStar 6.

  8" Schmidt-Cassegrain optical tube assembly (OTA) Features Celestron's premium patented StarBright XLT optical coatings 2032 mm focal length (...

9.25" f/10 Schmidt-Cassegrain optical tube. Includes aluminum tube, enhanced XLT coatings, CGE (Losmandy-style) dovetail bar, 25mm Plossl eyepiece,...

  Multi Coated Optics Maksutov-Cassegrain Optical Design Compact and Portable Design Erect Image System for Terrestrial and Astronomical Use Built...

This is the top camera adapter plate for our T-Adapter with Filter Holder for large EdgeHD scopes.  The T-adapter normally comes with M42 threads, ...

This wide M48-threaded T-ring will fit Canon RF-mount mirrorless cameras.  It is a "T-minus" style ring that is only 10mm thick.  This allows it to...

12-volt DC power cord to connect Celestron Advanced Series, AVX, CPC, CGE, and NexStar telescopes to battery supply. Cigarette-lighter style plug.