Products

Baader T2 Male to 2" SCT Male Adapter Adaptor ring with 2" external thread and T-2 external thread changes a 2" (50.8mm) inner thread to a T-2 (...

Baader U-Venus-Filter (350nm) Baader U-Filter (Venus and UV) 350nm. Transmission peak approx. 80% at 350nm, bandwidth 60nm (320-380nm), comple...

Baader UBVRI Bessel B-Filter - Photometric Baader Bessel-UBVRI Bandpass Filter Set, suitable from f/15 to f/1.8 Classic photometric filters with t...

Baader UBVRI Bessel Filterset - Photometric Baader Bessel-UBVRI Bandpass Filter Set, suitable from f/15 to f/1.8 Classic photometric filters with ...

Baader UBVRI Bessel I-Filter - Photometric Baader Bessel-UBVRI Bandpass Filter Set, suitable from f/15 to f/1.8 Classic photometric filters with t...

Baader UBVRI Bessel R-Filter - Photometric Baader Bessel-UBVRI Bandpass Filter Set, suitable from f/15 to f/1.8 Classic photometric filters with t...

Baader UBVRI Bessel U-Filter - Photometric Baader Bessel-UBVRI Bandpass Filter Set, suitable from f/15 to f/1.8 Classic photometric filters with t...

Baader UFC 1.25" AUX-Filter-Holder (requires #2459113) Baader UFC 1¼" AUX-Filter-Holder Accepts mounted 1¼" filters Requires 1x UFC-RD50 Slider...

Baader UFC 2" (M48) Filter Slider Baader UFC 2" Filter Slider / Filter Container M48 suitable for cell mounted 2" (M48) filters slides into the UF...

Baader UFC S70 Extension 5mm Baader UFC S70/5 Extension 5mm Telescope-side: with S70 dovetail clamp (screws included) Camera-side: with S70 doveta...

Baader UFC S70 VariLock 15-20mm extension Baader UFC S70/5 VariLock Extension 15-20mm Continuosly (stepless) adjustable UFC extension with millime...

Baader UFC S70/15 Extension 15mm  Baader UFC S70/5 Extension 15mm Telescope-side: with S70 dovetail clamp (screws included) Camera-side: with S70 ...

Baader UFC-Tilter – Optical Height: ca. 10 mm UFC tilter for an optimally aligned camera without tilting Compatible with the entire Baader UFC sys...

Baader UHC-L / Ultra-L-Booster Filter (CMOS-optimized) New CMOS-optimized Baader UHC-L DeepSky Filter from Baader Planetarium with Reflex-Blocker™a...

Baader Universal Alan Gee II - Telecompressor (UAG II) Schmidt-Cassegrain telecompressor/reducer and flatfield-corrector For Schmidt-Cassegrain-...

Baader Universal Red Dot Mount (RDM) incl. Standard Finder Base   Universal Red Dot Mount RDM All metal design (rail part & base part) Weaver ...

Baader Universal Red Dot Mount RDM   Universal Red Dot Mount RDM All metal design (rail part & base part) Weaver gun-rail standard 11mm standa...

Baader UV/IR-Cut / L-Filter – CMOS-optimized New CMOS-optimized UV/IR-Cut / L-Filter filters from Baader Planetarium with Reflex-Blocker™ and Life-...

Baader Variable locking T-2 extension (12-16mm) incl. lock ring Consists of 3 parts: #26/#34/#35 Converts a T-2 external thread in a T-2 internal ...

Baader VariLock 29, lockable T-2 ExtensionTube 20-29mm with spanner tool Lockable T-2 extension tube, adjustable 20-29 mm with clamping Telescope...

Baader VariLock 46, lockable T-2 ExtensionTube 29-46mm with spanner tool Lockable T-2 extension tube, adjustable 29-46 mm with clamping Telescop...

Baader Wide-T-Ring D52 for Canon R with S52 Adapter Baader Wide-T-Ring Canon R to connect Canon EOS R cameras on the Astro T-2 system and S52 dove...

Baader Wide-T-Ring D52i for Nikon Z, with S52 Adapter Baader Wide-T-Ring Nikon Z to connect Nikon Z cameras on the Astro T-2 system and the S52 do...

Baader Wide-T-Ring Sony E/NEX Bayonet with D52i/M48 to T-2 and S52 The Sony Alpha 7 cameras – especially the 7S and 7SII – are very interesting fo...

Baader Yellow Color Filter Color Filter Set with 6 colors for contrast enhancement of lunar and planetary observations. Included Filters: Dark B...

Baader Zenith Prism Diagonal T-2/90 ° with 32mm Prism Includes: T-2/32 Diagonal with focusing 1¼" eyepiece clamp (#2458125) and 1¼" nose piece (...

Baader Zero-Tolerance Protective Canon DSLR T-Ring T-2/M48 and 2" Today's large sensor digital SLRs and advanced imaging techniques enable amateurs...

BLUETTI AC2A Portable Power Station | 300W 204Wh 300W AC Output/ 600W Lifting Power； 204.8Wh Capacity for Extended Battery Life； 270W Turbo Chargi...

BLUETTI EB3A Portable Power Station | 600W 268Wh 600W AC Pure Sine Wave Inverter (1,200W surge)； 268Wh Capacity； 430W Max. Fast Dual Charging (Sol...

Bob's Knob for Common Newtonian Primary Common Newtonian-style telescope primary configurations: These knobs will fit most Newtonian reflectors mad...

Bob's Knobs for Astro-Tech [also GSO, iOptron, MallinCam, Orion, TPO] 6" f/9 Ritchey-Crétien Secondary Fits: Astro-Tech, GSO, iOptron, MallinCam, O...

Bob's Knobs for Astro-Tech [also GSO, iOptron, MallinCam, Orion, TPO] 8" f/8 Ritchey-Crétien Secondary Fits: Astro-Tech, GSO, iOptron, MallinCam, O...

Bob's Knobs for Celestron 11" SCT We offer knobs for all versions of the Celestron 11” f/10 Schmidt-Cassegrain secondary with either standard or me...

Bob's Knobs for Celestron 5" SCT A. Knobs for C5 f/10 Secondary with Standard Collimation Screw ThreadsPart Part: C5stdFits: Celestron 5” (13 cm) ...

Bob's Knobs for Celestron 6” SCT Black Oxide The knobs below will fit almost all versions of the Celestron 6” Schmidt-Cassegrain secondary. Price i...

Bob's Knobs for Celestron 8" SCT A. Knobs for C8 f/10 Pre-1980 Orange-Tube Secondary Part: C8orgFits: Pre-1980 Celestron 8” (20 cm) f/10 SCT with ...