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Baader Planetarium

Baader Planetarium

Baader Planetarium is renowned for engineering high-quality astronomical optics, filters, and adapters. From narrowband and broadband imaging filters to premium eyepieces and a comprehensive selection of adapters, Baader products are designed for optical precision, flexibility, and consistent performance. At David Astro, we provide expert guidance to integrate Baader components into your imaging train or visual setup, ensuring reliable, high-quality results.

Original price $29.00 - Original price $29.00
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Current price $29.00

Baader Silica Gel - 125ccm Orange w/ color indicator

BAA-1905160

Why a Drying Agent?If you do not want your expensive optics, optical accessories, eyepieces, CCD cameras or the interior of your telescope tube to ...

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Original price $29.00 - Original price $29.00
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$29.00
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Current price $29.00
Original price $11.50 - Original price $11.50
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$11.50
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Current price $11.50

Baader Sky Surfer III Adapter for Binoculars

BAA-2957305
1 in stock

Binocular-Adapter made of ABS, for Sky-Surfer III for Binoculars with front tripod thread Single price. Included in scope of supply of Sky Surfer ...

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Original price $11.50 - Original price $11.50
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$11.50
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Current price $11.50
Original price $11.00 - Original price $11.00
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$11.00
$11.00 - $11.00
Current price $11.00

Baader Sky Surfer III Adapter for Spotting Scopes

BAA-2957306

Adapter for spotting scopes made of ABS, for Sky-Surfer III to mount between spotting scope and photo tripod Single price. Included in scope of su...

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Original price $11.00 - Original price $11.00
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$11.00
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Current price $11.00
Original price $67.00 - Original price $67.00
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$67.00
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Current price $67.00

Baader Sky Surfer III 30mm Red Dot Finder

BAA-2957300
2 in stock

It seems everyone offers some type of low-cost red dot finder these days. The relatively low cost and intuitive ease of locating objects make these...

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Original price $67.00 - Original price $67.00
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$67.00
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Current price $67.00
Original price $207.00 - Original price $207.00
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$207.00
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Current price $207.00

Baader Sky Surfer V (Night & Day Design) Red-Dot-Finder

BAA-2957315
3 in stock

Demilitarized giant illuminated Red Dot Visor (RDV)Originally this product had a military function, hence it is built like a tank.With both jump co...

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Original price $207.00 - Original price $207.00
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$207.00
$207.00 - $207.00
Current price $207.00
Original price $199.00 - Original price $199.00
Original price
$199.00
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Current price $199.00

Baader Solar Continuum Double Stacked Filter - 1.25"

BAA-2458392

1¼" Double Stacked Baader Solar Continuum Filter. 8nm / CWL 540nm. Includes 1x AstroSolar®Photo Film OD 3.8 20x29 cm. The filter includes two Baad...

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Original price $199.00 - Original price $199.00
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Current price $199.00
Original price $134.00 - Original price $223.00
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$134.00 - $223.00
Current price $134.00

Baader Solar Continuum Filter

Options available
3 variants in stock

Baader 1.25" & 2" Solar Continuum Filter, 10nm / CWL 540nm Enhances contrast and reduces the effect of atmospheric turbulence. Also a must for...

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Original price $134.00 - Original price $223.00
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$134.00 - $223.00
Current price $134.00
Original price $384.00 - Original price $384.00
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$384.00
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Current price $384.00

Baader SolarSpectrum 0.7x Telecompressor - 2"

BAA-2459259

Mounted onto the eyepiece side of the SolarSpectrum filter and reduces the telecentric system extended focal length downward by a factor of 0.7 Wo...

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Original price $384.00 - Original price $384.00
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$384.00
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Current price $384.00
Original price $550.00 - Original price $550.00
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$550.00
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Current price $550.00

Baader SolarSpectrum Research Grade 0.4x Telecompressor - 2"

BAA-2459260

Like the TZ-3 telecentric, the RG 0.4x Telecompressor features 46mm clear aperture throughout, perfectly suitable even for large SolarSpectrum RG4...

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Original price $550.00 - Original price $550.00
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$550.00
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Current price $550.00
Original price $11.50 - Original price $11.50
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$11.50
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Baader Stackable Filter Box

BAA-2459253
2 in stock

Baader-Filterbox for Filters up to 65 x 65mm To upgrade your existing filters: since ca. 2010 included in scope of supply of all Baader Filters Ba...

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Original price $11.50 - Original price $11.50
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Original price $56.00 - Original price $56.00
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$56.00
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Current price $56.00

Baader Standard Dovetail Finder Base

BAA-2457000
1 in stock

Standard base viewfinder mounting Pairing MQR III, IV MQR, Witty 1, SkySurfer 5 for mounting on the "second telescope" The Baader standard basis i...

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Original price $56.00 - Original price $56.00
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Original price $608.00 - Original price $608.00
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$608.00
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Current price $608.00

Baader Star Diagonal Prism w/ Zeiss Spec Prism & BBHS Coating - 2" ClickLock - Discontinued

BAA-2456117

2" BBHS prism star diagonal (BaK4 glass) with 2" ClickLock clamp and black body. High-quality Zeiss-spec prism produced according to Zeiss standar...

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Original price $608.00 - Original price $608.00
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$608.00
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Current price $608.00
Sold out
Original price $279.00 - Original price $279.00
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$279.00
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Current price $279.00

Baader Star Diagonal Prism w/ Zeiss Spec Prism & BBHS Coating - T-2

BAA-2456095
1 in stock

T-2/90 ° diagonal prism (BaK4 glass) with 35mm free aperture terminal objective side: 2 "or 1¼" Connection eyepiece: 1¼ " Prism made in accordance...

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Original price $279.00 - Original price $279.00
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Original price $136.00 - Original price $136.00
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$136.00
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Baader Steel Change Ring to fit Zeiss Adapter System (Dovetail-Ring Only) - M68/S68

BAA-2458185

M68 changer for Zeiss adapter system Hardened steel - withstands high clamping forces without damage Learn more about the Baader M68 Tele-Compendium

Original price $136.00 - Original price $136.00
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Original price $50.00 - Original price $50.00
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$50.00
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Baader Steeldrive II Controller Holder for 3" Dovetail

BAA-2957261

Holder to attach the Steeldrive II Controller to a 3" Dovetail Suitable for all 3" (Losmandy standard) dovetail clamps The controller is inserted ...

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Original price $50.00 - Original price $50.00
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Original price $91.00 - Original price $91.00
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$91.00
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Current price $91.00

Baader Steeldrive II Metal Magnet Ring for Homing Sensor

BAA-2957264

Metal Magnet Ring for Homing Sensor of Steeldrive II. Fits Baader Diamond Steeltrack Focusers If you have upgraded your Diamong Steeltrack with a ...

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Original price $91.00 - Original price $91.00
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$91.00
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Original price $48.00 - Original price $48.00
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$48.00
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Baader Steeldrive II Mini DIN/RCA Adapter Cable to Connect Heating Strips

BAA-2957262

Adapter from Steeldrive II Controller Aux port to RCA type connector for common heating strips up to 10W. Enables precise temperature control of d...

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Original price $48.00 - Original price $48.00
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$48.00
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Original price $816.00 - Original price $816.00
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$816.00
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Baader Steeldrive II Motor Focuser w/ Controller

BAA-2957165

Baader Planetarium's NEW version SteelDrive II Motor Drive gives precision temperature compensated focusing control for all Baader Diamond Steeltra...

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Original price $816.00 - Original price $816.00
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Original price $35.00 - Original price $35.00
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$35.00
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Current price $35.00

Baader Steeldrive II Temperature Sensor - 1m

BAA-2957263

Temperature sensor with connector and 1Mcable, also supports control of dew shield heating. Can be used with Steeldrivemotor units or Steeldrive I...

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Original price $35.00 - Original price $35.00
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$35.00
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Original price $35.00 - Original price $35.00
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Baader Steeldrive II Temperature Sensor - 1m Flat

BAA-2957263F

Temperature sensor to compensate the drift automatically, if there are large temperature differences Flat design, ideal to be attached to the opti...

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Original price $35.00 - Original price $35.00
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Original price $41.00 - Original price $41.00
Original price
$41.00
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Current price $41.00

Baader Stop-Ring -1.25"

BAA-1905131
1 in stock

Stop ring 1¼" for sliding onto 1¼" eyepieces barrel Precise adjustment ring with 1¼" inner diameter and two screws To fix the insertion or the foc...

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Original price $41.00 - Original price $41.00
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$41.00
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Current price $41.00
Original price $59.00 - Original price $59.00
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$59.00
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Baader Stronghold Additional set of EQ-clamp Brackets

BAA-2450317

1¼ "/ T-2 eyepiece with fine focus (5mm focus travel) With three eyepiece clamping screws for fine centering - as well as rotation locking screw t...

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Original price $59.00 - Original price $59.00
Original price
$59.00
$59.00 - $59.00
Current price $59.00
Original price $45.00 - Original price $45.00
Original price
$45.00
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Current price $45.00

Baader T-2 Conversion Ring - 10mm T-2(F)/T-2(F)

BAA-2958110

Converts a T-2 external thread in a T-2 internal thread Effective in combination with T-2 component # 26 as T-2 extension tube with 10mm optical p...

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Original price $45.00 - Original price $45.00
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Current price $45.00
Original price $19.00 - Original price $19.00
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$19.00
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Current price $19.00

Baader T-2 Delrin Spacer Ring Set - 15pc

BAA-2458102
1 in stock

Altogether 15 pc - in 5 sizes, three rings per size (thickness 0.6/0.8/1.0/1.2/1.4mm) Well suited to tune the rotary position of all kinds of T-2 ...

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Original price $19.00 - Original price $19.00
Original price
$19.00
$19.00 - $19.00
Current price $19.00

Advanced Imaging Filters

Baader’s filters deliver high transmission with minimal optical distortion, suitable for both CCD/CMOS imaging and visual observation.

  • Narrowband Filters: Hα, OIII, SII for deep-sky emission line imaging.
  • Broadband LRGB Filters: Balanced transmission and accurate color reproduction.
  • Specialty Filters: Solar continuum, Calcium-K, and planetary enhancement filters.
  • Filter Drawers & Adapters: Designed for parfocality and minimal vignetting in complex imaging trains.

Adapters: The Most Comprehensive Selection

One of Baader’s standout strengths is their extensive range of adapters. With an unmatched selection of extension tubes, T-threads, spacers, and custom couplers, Baader allows precise integration of cameras, filter drawer, focusers, and optical accessories. This flexibility ensures:

  • Proper backfocus spacing for each camera and telescope combination.
  • Secure, stable connections between multiple optical components.
  • Parfocal alignment across filters and imaging devices.
  • Support for custom configurations and complex imaging trains.

Eyepieces and Visual Accessories

Baader also produces premium eyepieces and visual accessories that complement imaging setups:

  • Eyepieces: Wide-field and high-contrast designs for deep-sky and planetary observation.
  • Barlows & Focal Extenders: High-quality optics to increase effective focal length.
  • Diagonal Mirrors & Prisms: Minimal light loss with superior color fidelity.

Why Choose David Astro for Baader Planetarium

Selecting Baader components, especially adapters, requires understanding your optical train and backfocus requirements. David Astro provides:

  • Full Product Access: Baader optics, filters, and the widest range of adapters available.
  • Technical Guidance: Expert advice on filter selection, spacing, and system integration.
  • Hands-On Support: Practical tips from astrophotographers experienced with Baader products.
  • Fast Shipping: Reliable delivery across Canada, the USA, and worldwide.

We ensure your Baader equipment, including complex adapter setups, is configured for optimal imaging and observation performance.