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Original price $38.00 - Original price $66.00
Original price
$38.00 - $66.00
$38.00 - $66.00
Current price $38.00

ASBF: AstroSolar Binocular Filter OD 5.0 (50mm - 100mm)

Baader Planetarium

Description ASBF – Baader Solar Filter for Binoculars Safe solar observation with all types of binoculars / safe solar photography with all camera ...

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Original price $39.00 - Original price $100.00
Original price
$39.00 - $100.00
$39.00 - $100.00
Current price $39.00

ASSF: AstroSolar Spotting Scope Filter OD 5.0 (50mm - 150mm)

Baader Planetarium

Description ASSF – Baader Solar Filter for Spotting Scopes, amateur telescopes and camera lenses This family of filters offers a stable and rigid ...

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Original price $73.00 - Original price $180.00
Original price
$73.00 - $180.00
$73.00 - $180.00
Current price $73.00

ASTF: AstroSolar Telescope Filter OD 5.0 (80mm - 280mm)

Baader Planetarium

Description ASTF – Baader Solar Filter for all high-end Telescopes (Refractors, Reflectors, CATs) This family of solar filters is made in the most...

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Original price $289.00 - Original price $1,879.00
Original price
$289.00 - $1,879.00
$289.00 - $1,879.00
Current price $289.00

Baader 3.5 / 4nm f/2 Ultra-Highspeed Filters – CMOS-optimized (H-alpha / O-III / S-II)

Baader Planetarium

Description Baader has released a whitepaper guiding you how to select the best filter for your telescope system, and why this is important in rela...

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Original price $283.00 - Original price $1,759.00
Original price
$283.00 - $1,759.00
$283.00 - $1,759.00
Current price $283.00

Baader 3.5 / 4nm f/3 Ultra-Highspeed Filters – CMOS-optimized (H-alpha / O-III / S-II)

Baader Planetarium

Description Baader has released a whitepaper guiding you how to select the best filter for your telescope system, and why this is important in rela...

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Original price $285.00 - Original price $1,769.00
Original price
$285.00 - $1,769.00
$285.00 - $1,769.00
Current price $285.00

Baader 3.5nm / 4nm Ultra-Narrowband Filters – CMOS-optimized (H-alpha, O-III, S-11)

Baader Planetarium

Description Baader has released a whitepaper guiding you how to select the best filter for your telescope system, and why this is important in rela...

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Original price $174.00 - Original price $1,169.00
Original price
$174.00 - $1,169.00
$174.00 - $1,169.00
Current price $174.00

Baader 6.5nm f/2 Highspeed Filters – CMOS-optimized (H-alpha, O-III, S-11)

Baader Planetarium

Description Baader has released a whitepaper guiding you how to select the best filter for your telescope system, and why this is important in rela...

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Original price $157.00 - Original price $1,149.00
Original price
$157.00 - $1,149.00
$157.00 - $1,149.00
Current price $157.00

Baader 6.5nm Narrowband Filters – CMOS-optimized (H-alpha, O-III, S-11)

Baader Planetarium

Description Baader has released a whitepaper guiding you how to select the best filter for your telescope system, and why this is important in rela...

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Original price $83.00 - Original price $167.00
Original price
$83.00 - $167.00
$83.00 - $167.00
Current price $83.00

Baader C2 Swan-Band Filter (15nm) – OIII Parallel

Baader Planetarium

Description Comet filter for the two brightest C2 emission lines at 511 and 514nm (called "Swan-Band") in the gas tail and gasplume of comets, res...

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Original price $299.00 - Original price $299.00
Original price
$299.00
$299.00 - $299.00
Current price $299.00

Baader Calcium GEN-II 1¼" with LPFC

Baader Planetarium

Description Single filter (unstacked!), shows finest solar details in calcium K (Cak) lightFor solar photography only in combination with enclosed...

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Original price $49.00 - Original price $138.00
Original price
$49.00 - $138.00
$49.00 - $138.00
Current price $49.00

Baader Clearglass Filter (C) for focusing / dust protection

Baader Planetarium

Description Baader Premium grade impermeable RGB-C Clearglass Filters. The Baader clear glass filters are used to focus a camera when using very n...

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Original price $68.00 - Original price $68.00
Original price
$68.00
$68.00 - $68.00
Current price $68.00

Baader Clearglass Filter 2“ unmounted (ø 47,4mm) for FCCT – CMOS-optimized

Baader Planetarium

Description Baader Premium grade impermeable 2" RGB-C Clearglass Filter without filter cell (Ø 47,4 mm), 2mm thickness The Baader clear glass filt...

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Original price $77.00 - Original price $949.00
Original price
$77.00 - $949.00
$77.00 - $949.00
Current price $77.00

Baader CMOS-optimized L-RGB Filters

Baader Planetarium

Description New CMOS-optimized L-RGB filters from Baader Planetarium with Reflex-Blocker™ and Life-Coat™. Now with 47.4 mm unmounted for use with F...

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Original price $279.00 - Original price $399.00
Original price
$279.00 - $399.00
$279.00 - $399.00
Current price $279.00

Baader Color Filter-Set Moon and Planetary (6 colors)

Baader Planetarium

Description "Less is more!" Better a few filters with high optical performance produced for astronomical observations than whole mountains of filte...

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Original price $53.00 - Original price $79.00
Original price
$53.00 - $79.00
$53.00 - $79.00
Current price $53.00

Baader Color Filters (blue, bright blue, green, yellow, red, orange)

Baader Planetarium

Description "Less is more!" Better a few filters with high optical performance produced for astronomical observations than whole mountains of filte...

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Original price $92.00 - Original price $147.00
Original price
$92.00 - $147.00
$92.00 - $147.00
Current price $92.00

Baader Contrast Booster Filter

Baader Planetarium

Description For Solar Observation use only in combination with Baader AstroSolar Safety Film! Eliminates the color error of economy refractors. C...

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Original price $449.00 - Original price $2,319.00
Original price
$449.00 - $2,319.00
$449.00 - $2,319.00
Current price $449.00

Baader D-ERF Energy Rejection Filter (75 - 180mm)

Baader Planetarium

Description D-ERF (Dielectric Energy Reflection Filter) in different sizes Pre-filter to reduce heat during H-alpha observation with SolarSpectrum...

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Original price $97.00 - Original price $137.00
Original price
$97.00 - $137.00
$97.00 - $137.00
Current price $97.00

Baader Double Polarizing Filter

Baader Planetarium

Description Baader Double Polarizing Filter Screws into 1¼ or 2" eyepieces/threads. The two filters can be rotated relative to each other to variab...

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Original price $35.00 - Original price $35.00
Original price
$35.00
$35.00 - $35.00
Current price $35.00

Baader DSLR-2" Filter Holder M48/SP54

Baader Planetarium

Description Allows mounting of Baader 2" filters Needs Hyperion DT-rings #2958028 - 2458062 and additional Stepper Rings M67 up to M82 All Baader ...

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Original price $86.00 - Original price $369.00
Original price
$86.00 - $369.00
$86.00 - $369.00
Current price $86.00

Baader FCCT (Filter Changer Camera Tilter) for RASA 8" and QHY cameras

Baader Planetarium

Description The FCCT can achieve micron tilt adjustment. To see how, read our guide: How to achieve micron tilt adjustment with the Baader FCCT, UF...

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Original price $96.00 - Original price $138.00
Original price
$96.00 - $138.00
$96.00 - $138.00
Current price $96.00

Baader Fringe Killer Color Correction-Filter

Baader Planetarium

Description * As Reviewed in the April 2004 Sky and telescope * Why Baader Planetarium Filters? Achromat owners rejoice! Baader Planetarium has tak...

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Original price $217.00 - Original price $499.00
Original price
$217.00 - $499.00
$217.00 - $499.00
Current price $217.00

Baader H-beta Narrowband-Filter (5.5nm) – CMOS-optimized

Baader Planetarium

Description Baader H-Beta Narrowband Filter – Precision Grade 5.5 nm FWHM, recommended for optical systems from f/10 to f/3.5 Reflex-Blocker™ hard...

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Original price $98.00 - Original price $156.00
Original price
$98.00 - $156.00
$98.00 - $156.00
Current price $98.00

Baader IR-Pass Filter (685 nm)

Baader Planetarium

Description Baader IR-Pass Filter HWB 685nm Reduces the effect of seeing resulting in a much sharper image. Ideal for imaging and used for the lum...

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Original price $267.00 - Original price $267.00
Original price
$267.00
$267.00 - $267.00
Current price $267.00

Baader Methane-Filter 1¼" (889nm, 8nm)

Baader Planetarium

Description Schott RG 830 substrate with super stack dielectric coating For pure methane band transmission, planetary imaging  Non-aging sealed co...

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Original price $92.00 - Original price $152.00
Original price
$92.00 - $152.00
$92.00 - $152.00
Current price $92.00

Baader Neodymium (Moon & Skyglow) Filter

Baader Planetarium

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

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Original price $49.00 - Original price $84.00
Original price
$49.00 - $84.00
$49.00 - $84.00
Current price $49.00

Baader Neutral Density Filter (ND 0,6 / 0,9 / 1,8 / 3,0)

Baader Planetarium

Description For reducing brightness and during Lunar and Solar observation. Suitable for solar observing only as an additional post-filter! Fine ...

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Original price $94.00 - Original price $169.00
Original price
$94.00 - $169.00
$94.00 - $169.00
Current price $94.00

Baader Semi APO Filter

Baader Planetarium

Description Two filters made into one for maximum brightness Combines Fringe-Killer with Moon & Skyglow for Semi-APO contrast with refractors ...

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Original price $54.00 - Original price $83.00
Original price
$54.00 - $83.00
$54.00 - $83.00
Current price $54.00

Baader Single Polarizing Filter

Baader Planetarium

Description Baader Polarizing Filter Screws into 1¼ or 2" eyepieces/threads. Useful in Lunar and Solar observations to limit brightness and increas...

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Original price $162.00 - Original price $4,137.00
Original price
$162.00 - $4,137.00
$162.00 - $4,137.00
Current price $162.00

Baader SLOAN/SDSS Filters – Photometric

Baader Planetarium

Description Baader SLOAN-ugriz' Bandpass Filter Set, suitable from f/15 to f/1.8 SLOAN/SDSS (ugriz’) photometric filters with transmission accordi...

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Original price $119.00 - Original price $199.00
Original price
$119.00 - $199.00
$119.00 - $199.00
Current price $119.00

Baader Solar Continuum Filter 7.5nm (540nm)

Baader Planetarium

Description Baader 7.5 nm Solar Continuum Filter, CWL 540nm A must for owners of achromatic refractors. This narrowband-filter cuts the spectral r...

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Original price $296.00 - Original price $387.00
Original price
$296.00 - $387.00
$296.00 - $387.00
Current price $296.00

Baader U-Venus-Filter (350nm)

Baader Planetarium

Description Baader U-Filter (Venus and UV) 350nm. Transmission peak approx. 80% at 350nm, bandwidth 60nm (320-380nm), completely blocking the enti...

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Original price $163.00 - Original price $3,449.00
Original price
$163.00 - $3,449.00
$163.00 - $3,449.00
Current price $163.00

Baader UBVRI Bessel Filters – Photometric

Baader Planetarium

Description “The filters worked exceptionally well and we got terrific images post-impact. We couldn’t have done it without your help, and we are v...

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Original price $106.00 - Original price $399.00
Original price
$106.00 - $399.00
$106.00 - $399.00
Current price $106.00

Baader UHC-L / Ultra-L-Booster Filter (CMOS-optimized)

Baader Planetarium

Description New CMOS-optimized Baader UHC-L DeepSky Filter from Baader Planetarium with Reflex-Blocker™and Life-Coat™. Visual and photographic 1¼"...

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Original price $77.00 - Original price $289.00
Original price
$77.00 - $289.00
$77.00 - $289.00
Current price $77.00

Baader UV/IR-Cut / L-Filter – CMOS-optimized

Baader Planetarium

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

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Original price $91.00 - Original price $221.00
Original price
$91.00 - $221.00
$91.00 - $221.00
Current price $91.00

BDSF: OD 3.8 Baader Digital Solar Filter (80mm - 280mm)

Baader Planetarium

Description Note: The product will have ASTF printed on both the box and bezel on the filter. The  BSDF will have stickers to indicate it is BSDF ...

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Original price $102.00 - Original price $179.00
Original price
$102.00 - $179.00
$102.00 - $179.00
Current price $102.00

H-alpha Bandpass Filter (20 nm)

Baader Planetarium

Description H-alpha filter with 20 nm FWHM (CWL 656.3 nm), thus excellently suited for visual use at night - and photographically with CCD and CMO...

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