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Original price $484.00
Original price $484.00 - Original price $484.00
Original price $484.00
Current price $363.00
$363.00 - $363.00
Current price $363.00

Astrodon SII Filter - 5nm

DON-SII5_31R
Only 1 left!

If you want the look of Hubble Space Telescope (HST) images, such as the famous “Pillars of Creation” (the Eagle Nebula, Messier 16), then the next...

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Original price $484.00
Original price $484.00 - Original price $484.00
Original price $484.00
Current price $363.00
$363.00 - $363.00
Current price $363.00
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Original price $35.27 - Original price $35.27
Original price
$35.27
$35.27 - $35.27
Current price $35.27

Astronomical Filter Transmission & Bandpass Measurement Service

DAV-SPECTRO

350nm to 1050nm Spectral Range 1.5nm Spectral Resolution Calibrated Peak Transmission Accuracy Full FWHM and CWL Verification Rotation-based Unifo...

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Original price $35.27 - Original price $35.27
Original price
$35.27
$35.27 - $35.27
Current price $35.27
Original price $52.00 - Original price $52.00
Original price
$52.00
$52.00 - $52.00
Current price $52.00

Baader 3" 60mm Losmandy Rider Clamp

BAA-2451575

3 inches for Losmandy / 3" dovetails with additional matching holes and screws for mounting the Baader Stronghold Width: 60mm for V or Z terminal ...

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Original price $52.00 - Original price $52.00
Original price
$52.00
$52.00 - $52.00
Current price $52.00
Original price $100.00 - Original price $100.00
Original price
$100.00
$100.00 - $100.00
Current price $100.00

Baader Complete T-2 Changer System

BAA-2456321

The T-2 change system enables fast switching between z. B. Mark V Binocular and ClickLock eyepiece, effective height only 15mm Optical path length...

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Original price $100.00 - Original price $100.00
Original price
$100.00
$100.00 - $100.00
Current price $100.00
Original price $429.00 - Original price $429.00
Original price
$429.00
$429.00 - $429.00
Current price $429.00

Baader Stronghold Tangent Mount Assembly - Black

BAA-2450310S

Combo of M44 male and T-2 male threads T-2 (M42 x 0.75) thread To connect T-2 accessories / cameras / T rings to Zeiss telescopes Optical path len...

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Original price $429.00 - Original price $429.00
Original price
$429.00
$429.00 - $429.00
Current price $429.00
Original price $49.00 - Original price $49.00
Original price
$49.00
$49.00 - $49.00
Current price $49.00

Baader Ultrashort Clamp - 1.25"/T-2

BAA-2458121
1 in stock

Ultra short 1¼" eyepiece-clamp (w. brass locking ring) Optical length: 20mm Optimized for guiding camera, w. three set screws for utmost stability...

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Original price $49.00 - Original price $49.00
Original price
$49.00
$49.00 - $49.00
Current price $49.00
Original price $134.00 - Original price $134.00
Original price
$134.00
$134.00 - $134.00
Current price $134.00

Baader Ultrashort Eyepiece Clamp - 2"/M68x1(M)/M60x0.75(M)

BAA-2458196

Baader Ultrashort 2" eyepiece clampBaader Ultrashort 2" eyepiece clamp (12 mm backfocus) to mount onto the Carl Zeiss M68 System thread. Both sides...

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Original price $134.00 - Original price $134.00
Original price
$134.00
$134.00 - $134.00
Current price $134.00
Original price $62.00 - Original price $62.00
Original price
$62.00
$62.00 - $62.00
Current price $62.00

Baader 1" C-Mount Adapter w/ 1.25" Nosepiece - 18mm Long

BAA-2958515

1¼" nosepiece with 1" (25.4mm) C-mount 18mm insertion length (with integrated 1¼ "filter mount - M28.5) also incl. Retainer-Ring to permanently h...

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Original price $62.00 - Original price $62.00
Original price
$62.00
$62.00 - $62.00
Current price $62.00
Original price $139.00 - Original price $139.00
Original price
$139.00
$139.00 - $139.00
Current price $139.00

Baader 2" Four-in-One Clamp Adapter M68 (Zeiss)/2.7" (A.P.)/M60 (Vixen)/M56 (Synta)

BAA-2458190
1 in stock

2" Clamping Eyepiece Holder with internal non-marring bronze clamp ring and dual large thumbscrews. Fits all Zeiss instruments with 68mm thread (w...

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Original price $139.00 - Original price $139.00
Original price
$139.00
$139.00 - $139.00
Current price $139.00
Original price $71.00 - Original price $71.00
Original price
$71.00
$71.00 - $71.00
Current price $71.00

Baader 2" Locking Ring for SCTs 8"/9.25"/11"/14"

BAA-2458270
1 in stock

Allows direct connection of Baader 2" Zenith Prisms and mirrors to Schmidt-Cassegrain telescopes. For Celestron SCTs 8/9.25/11/14 with female 2" t...

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Original price $71.00 - Original price $71.00
Original price
$71.00
$71.00 - $71.00
Current price $71.00
Original price $289.00 - Original price $289.00
Original price
$289.00
$289.00 - $289.00
Current price $289.00

Baader 2" Newton 1.7X Glasspath and Coma Corrector

BAA-2456301

2" Glasspathcorrector®Factor 1.7 for Newtons - at full aperture with integrated Coma-Corrector. Includes T-2 change ring (#2456320) for adaptation...

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Original price $289.00 - Original price $289.00
Original price
$289.00
$289.00 - $289.00
Current price $289.00
Original price $55.00 - Original price $55.00
Original price
$55.00
$55.00 - $55.00
Current price $55.00

Baader 2" Nosepiece to T-2/M48a – with Safety-Kerf

BAA-2458130
2 in stock

Nosepiece with Baader proprietory Safety Kerfs grooves so that even the heaviest accessories cannot fall to the ground Equipped with only 3 mm lon...

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Original price $55.00 - Original price $55.00
Original price
$55.00
$55.00 - $55.00
Current price $55.00
Original price $230.00 - Original price $230.00
Original price
$230.00
$230.00 - $230.00
Current price $230.00

Baader 2" Refractor/SCT 1.8X Glasspath Corrector

BAA-2456305

2" Glasspathcorrector®Factor 1.8 for Refractors and Schmidt Cassegrains - at full aperture. Suitable to insert into the Baader Maxbright and Mark ...

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Original price $230.00 - Original price $230.00
Original price
$230.00
$230.00 - $230.00
Current price $230.00
Original price $43.00 - Original price $43.00
Original price
$43.00
$43.00 - $43.00
Current price $43.00

Baader 2"/2" Inverter Ring

BAA-2958243
1 in stock

Reverses 2" (50,8mm) male into 2" female SC-thread allows shortest possible rigid connection onto 2" SC-threads necessary to connet the Research G...

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Original price $43.00 - Original price $43.00
Original price
$43.00
$43.00 - $43.00
Current price $43.00
Original price $48.00 - Original price $48.00
Original price
$48.00
$48.00 - $48.00
Current price $48.00

Baader 2"/2" Inverter Ring w/ 48mm Filter Thread

BAA-1508020
1 in stock

Converts 2" female into 2" male thread Internal M48 Filter thread for 2" filter Can be used to connect Baader Hyperion Mark III Zoom directly to a...

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Original price $48.00 - Original price $48.00
Original price
$48.00
$48.00 - $48.00
Current price $48.00
Original price $81.00 - Original price $81.00
Original price
$81.00
$81.00 - $81.00
Current price $81.00

Baader 2.25x Q-Barlow - 1.25"

BAA-2956185

Baader Planetarium Q-Barlow 2.25x / 1.3xThis high-quality 2.25x Barlow made of exotic glasses provides the rare extension factor of 2.25x. So, ther...

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Original price $81.00 - Original price $81.00
Original price
$81.00
$81.00 - $81.00
Current price $81.00
Original price $266.00 - Original price $266.00
Original price
$266.00
$266.00 - $266.00
Current price $266.00

Baader 2x VIP Modular Barlow - 1.25"

BAA-2406101
1 in stock

The Baader Planetarium VIP Modular Barlow is a complete high quality 2X photo-visual barlow system. The VIP (VIsual and Photographic) barlow is ing...

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Original price $266.00 - Original price $266.00
Original price
$266.00
$266.00 - $266.00
Current price $266.00
Original price $946.00 - Original price $2,105.00
Original price
$946.00 - $2,105.00
$946.00 - $2,105.00
Current price $946.00

Baader 3.5/4nm f/2 Ultra-Highspeed Filter Set - CMOS-Optimized H-alpha/O-III/S-II

Options available

f/2 Highspeed Filterset consisting of 3 Filter: H-alpha, O III and S II. Highspeed Narrowband Filter are designed especially for the delicate requ...

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Original price $946.00 - Original price $2,105.00
Original price
$946.00 - $2,105.00
$946.00 - $2,105.00
Current price $946.00
Original price $929.00 - Original price $1,982.00
Original price
$929.00 - $1,982.00
$929.00 - $1,982.00
Current price $929.00

Baader 3.5nm / 4nm Narrowband Filter Set - CMOS-Optimized H-alpha/O-III/S-II

Options available

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-...

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Original price $929.00 - Original price $1,982.00
Original price
$929.00 - $1,982.00
$929.00 - $1,982.00
Current price $929.00
Original price $17.00 - Original price $17.00
Original price
$17.00
$17.00 - $17.00
Current price $17.00

Baader 3D-Printed Ring-Wrench for Pan EQ Clamps

BAA-2450071

3D-printed ring-wrench for Baader clamping knobs Suitable for all current Baader Clamps with 20mm knurled knobs: Pan-EQ-Clamp 190mm #2451525 Pan-E...

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Original price $17.00 - Original price $17.00
Original price
$17.00
$17.00 - $17.00
Current price $17.00
Original price $104.00 - Original price $104.00
Original price
$104.00
$104.00 - $104.00
Current price $104.00

Baader 45° Amici Prism Diagonal w/ 24mm Clear Aperture - 1.25"

BAA-2956150
1 in stock

Much larger prism than other so-called "Erecting prisms" Many Erect image prisms have only 19 mm free passage opening and therefore are not suitab...

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Original price $104.00 - Original price $104.00
Original price
$104.00
$104.00 - $104.00
Current price $104.00
Original price $268.00 - Original price $268.00
Original price
$268.00
$268.00 - $268.00
Current price $268.00

Baader 45° Amici Prism Diagonal 45° - 2" SCT Thread

BAA-2956151

2" SC-thread and 2"/1¼"-reducer Direct attachment to Schmidt-Cassegrains Correct image orientation Excellent for terrestrial viewing

Original price $268.00 - Original price $268.00
Original price
$268.00
$268.00 - $268.00
Current price $268.00
Original price $283.00
Original price $283.00 - Original price $283.00
Original price $283.00
Current price $212.00
$212.00 - $212.00
Current price $212.00

Baader 4nm 1.25" Ultra-Narrowband OIII Filter - CMOS-Optimized (USED)

BAA-2961400-125-USED
Only 1 left!

In perfect condition, used Baader H-alpha / O-III / S-II Ultra-Narrowband (Narrowband) filter set - Premium Grade 3.5 / 4 nm half width (to harmo...

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Original price $283.00
Original price $283.00 - Original price $283.00
Original price $283.00
Current price $212.00
$212.00 - $212.00
Current price $212.00
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Original price $320.00 - Original price $692.00
Original price
$320.00 - $692.00
$320.00 - $692.00
Current price $320.00

Baader 4nm Ultra-Narrowband OIII Filter - CMOS-Optimized

Options available
1 variants in stock

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-...

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Original price $320.00 - Original price $692.00
Original price
$320.00 - $692.00
$320.00 - $692.00
Current price $320.00