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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.

Filters

CA$212.00 - CA$212.00
CA$212.00
CA$212.00 - CA$212.00
CA$212.00

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

BAA-2957315
3 in stock

Dual-mode Night & Day Red Dot Finder Safe, zero-magnification solar finder via pinhole projection 11 brightness settings with night-vision-fri...

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CA$212.00 - CA$212.00
CA$212.00
CA$212.00 - CA$212.00
CA$212.00
CA$279.00 - CA$279.00
CA$279.00
CA$279.00 - CA$279.00
CA$279.00

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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CA$279.00 - CA$279.00
CA$279.00
CA$279.00 - CA$279.00
CA$279.00
CA$172.00 - CA$289.00
CA$172.00 - CA$289.00
CA$172.00 - CA$289.00
CA$172.00

Baader Solar Continuum Filter

Options available
3 variants in stock

Maximizes contrast on solar granulation, faculae, and sunspot details Dramatically reduces chromatic aberration in achromatic refractors Functions...

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CA$172.00 - CA$289.00
CA$172.00 - CA$289.00
CA$172.00 - CA$289.00
CA$172.00
CA$456.00 - CA$456.00
CA$456.00
CA$456.00 - CA$456.00
CA$456.00

Baader SolarSpectrum 0.7x Telecompressor - 2"

BAA-2459259

0.7x Focal Reduction Factor Designed for SolarSpectrum H-alpha Filters Corrects for f/30 Telecentric Systems 2" Barrel and Threading Enables Full-...

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CA$456.00 - CA$456.00
CA$456.00
CA$456.00 - CA$456.00
CA$456.00
CA$533.00 - CA$533.00
CA$533.00
CA$533.00 - CA$533.00
CA$533.00

Baader SolarSpectrum Research Grade 0.4x Telecompressor - 2"

BAA-2459260

Reduces effective focal ratio by a factor of 0.4x Designed for Baader Solar Spectrum filters requiring an f/30 light path Enables viewing of the f...

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CA$533.00 - CA$533.00
CA$533.00
CA$533.00 - CA$533.00
CA$533.00
CA$11.00 - CA$11.00
CA$11.00
CA$11.00 - CA$11.00
CA$11.00

Baader Stackable Filter Box

BAA-2459253
2 in stock

Modular, interlocking design Connects vertically and horizontally Individual drawer for each filter Front-facing space for labeling Creates a stur...

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CA$11.00 - CA$11.00
CA$11.00
CA$11.00 - CA$11.00
CA$11.00
CA$50.00 - CA$50.00
CA$50.00
CA$50.00 - CA$50.00
CA$50.00

Baader Standard Dovetail Finder Base

BAA-2457000
1 in stock

Machined from a solid block of aluminum for zero flexure Sinusoidal base provides two linear contact points for stability Universal design fits a ...

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CA$50.00 - CA$50.00
CA$50.00
CA$50.00 - CA$50.00
CA$50.00
Sold out
CA$736.00 - CA$736.00
CA$736.00
CA$736.00 - CA$736.00
CA$736.00

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

BAA-2456117

2" Star Diagonal with Zeiss-Specification Prism BaK4 Glass Construction Proprietary BBHS (Broad-Band Hard-Silver) Coatings Baader 2" ClickLock Eye...

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CA$736.00 - CA$736.00
CA$736.00
CA$736.00 - CA$736.00
CA$736.00
Sold out
CA$354.00 - CA$354.00
CA$354.00
CA$354.00 - CA$354.00
CA$354.00

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

BAA-2456095
1 in stock

Zeiss-Specification Right-Angle Prism Baader BBHS® (Broadband Hard Silver) Coatings T-2 (M42x0.75) Threads on Input and Output Faces Solid, All-Me...

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CA$354.00 - CA$354.00
CA$354.00
CA$354.00 - CA$354.00
CA$354.00
CA$158.00 - CA$158.00
CA$158.00
CA$158.00 - CA$158.00
CA$158.00

Baader Steel Change Ring to fit Zeiss Adapter System (Dovetail-Ring Only) - M68/S68

BAA-2458185

Connects Baader M68 System to Zeiss S68 Dovetail All-Steel Construction for Maximum Rigidity Eliminates Flexure and Tilt in Imaging Trains Enables...

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CA$158.00 - CA$158.00
CA$158.00
CA$158.00 - CA$158.00
CA$158.00
CA$57.00 - CA$57.00
CA$57.00
CA$57.00 - CA$57.00
CA$57.00

Baader Steeldrive II Controller Holder for 3" Dovetail

BAA-2957261

Securely holds the Baader Steeldrive II Controller Designed specifically for 3" Losmandy-style dovetail bars Eliminates dangling cables and potent...

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CA$57.00 - CA$57.00
CA$57.00
CA$57.00 - CA$57.00
CA$57.00
CA$107.00 - CA$107.00
CA$107.00
CA$107.00 - CA$107.00
CA$107.00

Baader Steeldrive II Metal Magnet Ring for Homing Sensor

BAA-2957264

Enables precise, repeatable homing for Steeldrive II motor focusers Required for Diamond Steeltrack focusers with upgraded eyepiece holders Compat...

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CA$107.00 - CA$107.00
CA$107.00
CA$107.00 - CA$107.00
CA$107.00
CA$43.00 - CA$43.00
CA$43.00
CA$43.00 - CA$43.00
CA$43.00

Baader Steeldrive II Mini DIN/RCA Adapter Cable to Connect Heating Strips

BAA-2957262

Connects Steeldrive II AUX Port to RCA/Cinch Dew Heaters Enables Integrated Dew Control via SteelGo Software Simplifies Cable Management for Imagi...

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CA$43.00 - CA$43.00
CA$43.00
CA$43.00 - CA$43.00
CA$43.00
CA$969.00 - CA$969.00
CA$969.00
CA$969.00 - CA$969.00
CA$969.00

Baader Steeldrive II Motor Focuser w/ Controller

BAA-2957165

Handles heavy imaging loads up to 8 kg Achieves a focusing resolution of 2.5µm Backlash-free toothed belt drive system Standalone controller with ...

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CA$969.00 - CA$969.00
CA$969.00
CA$969.00 - CA$969.00
CA$969.00
CA$31.00 - CA$31.00
CA$31.00
CA$31.00 - CA$31.00
CA$31.00

Baader Steeldrive II Temperature Sensor - 1m

BAA-2957263

Enables automatic temperature compensation for the Baader Steeldrive II Maintains critical focus during overnight temperature shifts Provides real...

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CA$31.00 - CA$31.00
CA$31.00
CA$31.00 - CA$31.00
CA$31.00
CA$31.00 - CA$31.00
CA$31.00
CA$31.00 - CA$31.00
CA$31.00

Baader Steeldrive II Temperature Sensor - 1m Flat

BAA-2957263F

Precise Temperature Data: Enables automatic focus compensation with the Steeldrive II controller. Flat Cable Design: Allows for clean, snag-free...

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CA$31.00 - CA$31.00
CA$31.00
CA$31.00 - CA$31.00
CA$31.00
CA$43.00 - CA$43.00
CA$43.00
CA$43.00 - CA$43.00
CA$43.00

Baader Stop-Ring -1.25"

BAA-1905131

Sets a repeatable, precise focus position for any 1.25" accessory Ideal for parfocalizing a set of eyepieces Reduces time spent refocusing when sw...

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CA$43.00 - CA$43.00
CA$43.00
CA$43.00 - CA$43.00
CA$43.00
CA$66.00 - CA$66.00
CA$66.00
CA$66.00 - CA$66.00
CA$66.00

Baader Stronghold Additional set of EQ-clamp Brackets

BAA-2450317

Adds a Vixen-Style Mounting Point Designed for the Baader Stronghold Tangent Assembly Mounts to the Underside of the Stronghold Includes Two Brack...

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CA$66.00 - CA$66.00
CA$66.00
CA$66.00 - CA$66.00
CA$66.00
CA$43.00 - CA$43.00
CA$43.00
CA$43.00 - CA$43.00
CA$43.00

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

BAA-2958110

10mm Fixed Extension Length T-2 Female to T-2 Female Threads Part of the Baader T-2 Astro System Joins Two Male T-2 Threaded Accessories Precision...

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CA$43.00 - CA$43.00
CA$43.00
CA$43.00 - CA$43.00
CA$43.00
CA$21.00 - CA$21.00
CA$21.00
CA$21.00 - CA$21.00
CA$21.00

Baader T-2 Delrin Spacer Ring Set - 15pc

BAA-2458102
1 in stock

Set of 15 Spacer Rings Includes 5 Different Thicknesses (0.6mm, 0.8mm, 1.0mm, 1.2mm, 1.4mm) 3 Rings of Each Size Enables Rotational "Clocking" of ...

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CA$21.00 - CA$21.00
CA$21.00
CA$21.00 - CA$21.00
CA$21.00
CA$10.00 - CA$10.00
CA$10.00
CA$10.00 - CA$10.00
CA$10.00

Baader T-2 Dustcap - M42x0.75(F)

BAA-2904010

Female M42x0.75 T-2 Thread Protects Male Threads from Dust and Debris Secures the Optical Path During Storage Compatible with All Standard Male T-...

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CA$10.00 - CA$10.00
CA$10.00
CA$10.00 - CA$10.00
CA$10.00
CA$10.00 - CA$10.00
CA$10.00
CA$10.00 - CA$10.00
CA$10.00

Baader T-2 Dustcap - M42x0.75(M)

BAA-2904000

Fits female T-2 (M42x0.75) threads Male (outer) thread design Protects optics and sensors from dust Prevents damage to delicate threads Descrip...

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CA$10.00 - CA$10.00
CA$10.00
CA$10.00 - CA$10.00
CA$10.00
CA$35.00 - CA$35.00
CA$35.00
CA$35.00 - CA$35.00
CA$35.00

Baader T-2 Extension Tube- 15mm

BAA-1508154
1 in stock

Adds a fixed 15mm of optical path length Standard T-2 (M42x0.75) male and female threads Precision-machined for accurate, repeatable spacing Matte...

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CA$35.00 - CA$35.00
CA$35.00
CA$35.00 - CA$35.00
CA$35.00
CA$40.00 - CA$40.00
CA$40.00
CA$40.00 - CA$40.00
CA$40.00

Baader T-2 Extension Tube- 40mm

BAA-1508153
1 in stock

Adds exactly 40mm of optical path length Standard T-2 (M42x0.75) male and female threads Provides rigid, non-flexing spacing for astrophotography ...

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CA$40.00 - CA$40.00
CA$40.00
CA$40.00 - CA$40.00
CA$40.00

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.