Baader S-II 2" unmounted f/2 Highspeed Filter 4 nm CMOS optimized (2961528U) Baader S-II 2" (47.4 mm) unmounted filter, CMOS and CCD optimized. Designed for ultra-fast < f/2.3 systems such as Celestron RASA. 4 nm bandwidth, ideal under strong light pollution.
Baader UV IR Cut L 2" unmounted filter CMOS optimized (2961573U) Baader UV/IR-Cut L 2" (47.4 mm) unmounted filter, CMOS and CCD optimized. 98% transmission between 420 and 685 nm. Blocks harmful infrared, prevents stellar blur, and enhances image sharpness and contrast.
Baader Clearglass 2" unmounted filter focusing and protection (2458416U) Baader Clearglass 2" (47.4 mm) unmounted filter, optimized for focusing with narrowband filters or as dust protection. Full-spectrum transmission, dielectric coating, no halos, no reflections.
Baader M54 quick change system Baader M54 quick change system with changer and change ring. Enables safe, stable, and repeatable mounting of cameras, filter wheels, and heavy accessories. Optical path length 15 mm.
Baader M54a change ring with S54a Baader M54a change ring with S54a dovetail. High-quality steel construction, 4 mm optical length. Designed for use with M54i Quick Changer to enable secure and repeatable mounting.
CDK12.5 Astrograph f/8 with Fused Silica Optics 12.5" f/8 astrograph with fused silica optics, 52 mm flat field, high-performance instrument for full-frame sensors.
Baader M54i quick changer with S54i Baader M54i quick changer with S54i dovetail receptor. Internal M54 thread, brass pressure clamp for heavy accessories. Optical path 11 mm, clear aperture 54 mm.
PlaneWave CDK17 Astrograph f/6.8 with Fused Silica Optics 17" f/6.8 Corrected Dall-Kirkham astrograph with Fused Silica optics, 70 mm flat field, designed for scientific large-format imaging. Configured for use with Delta T Box.
Baader ASSF 65 – Safe Solar Filter for Visual and Photo Use Secure solar filter with Baader AstroSolar D=5.0 film for optics with 70–85 mm outer diameter. Ideal for visual and photographic solar observation.
Baader adapter M48i to T-2a Baader adapter M48i to T-2a, reducing ring made of hardened stainless steel. Converts M48 male thread to T-2 male thread. Optical length 4 mm, clear aperture 52 mm.
PlaneWave CDK20 Astrograph f/6.8 with Fused Silica Optics 20" f/6.8 CDK astrograph with Fused Silica optics, 52 mm flat field, carbon truss structure, for scientific high-resolution imaging. Configured for use with Delta T Box.
Baader adapter M54i to T-2a Baader adapter M54i to T-2a, hardened stainless steel reducing ring. Converts M54 male thread to T-2 male. Optical length 4 mm, clear aperture 39 mm.
Baader eyepiece bayonet 1¼" for Harpia Zeiss Baader 1¼" eyepiece bayonet for Zeiss Harpia 85/95 spotting scopes. Enables the use of 1¼" astronomical eyepieces, expanding magnification up to 140x for visual and photographic applications.
IRDK12.5 Dall-Kirkham f/8 12.5" f/8 Dall-Kirkham telescope optimized for infrared, fully reflective design with Fused Silica optics, 20 mm diffraction-limited field.
Filtres Baader H-alpha OIII SII 50.4mm non montés Jeu de filtres ultra-narrowband Baader 50,4 mm non montés, optimisés pour capteurs CMOS. Transmission Hα 3,5 nm, OIII et SII à 4 nm.
Baader 19 mm extension tube for Alan Gee II Baader 19 mm extension tube for Alan Gee II Telecompressor. Thin-walled spare part designed to recess the corrector into Schmidt-Cassegrain baffle tubes. Not a universal accessory
BAADER T-RING FOR FUJI X WITH S52 INTERFACE AND T-2 THREAD Mechanical adapter for Fuji X mount cameras, designed for precise and rigid connection to T-2 threaded accessories via integrated S52 interface.
Baader adapter S58 to M54a for BDS Diamond Steeltrack Baader adapter S58 to M54a for all Baader Diamond Steeltrack focusers. Provides an M54x0.75 outer thread. Optical length 1 mm, clear aperture 45 mm.
Baader Semi-APO 1.25" – Color correction & contrast boost The Baader Semi-APO 1.25" combines Fringe Killer and Moon & Skyglow features for improved contrast and fringing control, with IR block and zero reflections.
Baader T-2 extension tube 7.5 mm Baader T-2 extension tube, 7.5 mm optical length. Internal M42x0.75 thread on telescope side, external M42x0.75 thread on eyepiece/camera side. Ideal for eyepiece projection with sliding focuser.
Baader Fringe Killer 1.25" – Chromatic Correction Filter
Baader T-2 extension tube 15 mm Baader T-2 extension tube with 15 mm optical length. Features internal M42x0.75 thread on telescope side and external M42x0.75 thread on eyepiece/camera side. Ideal for eyepiece projection with sliding focuser.
Baader UHC-L 1.25" – Nebula Filter for Visual and Imaging Baader UHC-L 1.25" filter enhances nebula contrast. UV/IR cut and LED suppression. For visual observation and astrophotography.
Baader T-2 extension tube 40 mm Baader T-2 extension tube with 40 mm optical length. Internal M42x0.75 thread on telescope side, external M42x0.75 thread on eyepiece/camera side. For eyepiece projection with sliding focuser.