Baader Planetarium

Baader Planetarium: Over 50 Years of Innovation in Astronomy

From accessories to turnkey observatories

The company Baader Planetarium is a middle sized enterprise having 50 years experience in producing and installing astronomical equipment.

More than 600 observatory domes of sizes from 2 m up to 8.5 m have been mounted, together with a large number of projection domes for planetarium installations up to 10 m in diameter. Observatory domes serve for a multitude of applications for scientific use around the world specialized to work under the hardest of environments, with installations in Antarctica (Dome C - 84°C) to high Arctic regions such as Svalbard (NyAalesund -45°C), Ellesmere Island (Eureca -60°C), in desert conditions with hermetic seals against dust and a number of high Alpine locations. Also the company specializes in high end robotic telescopes with apertures up to one meter as European sole distributor of Planewave Instruments USA, telescope mounts of varuious configurations, Echelle spectrographs featuring a resolution up to 20 000 lambda/delta lambda under Licence of MaxPlanck Institution(MPI).

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  1. Earth model for mounting on gear box

    # 2000307

    € 60.00 Price excl. German VAT tax (19%): € 50.42
    • hand-painted earth globe with graduation to put on the gear box – electrically driven miniature motor for the earth and moon system
    • Replacement part for The Original: Baader Planetarium (#2000000 , € 2450,-) – already 1x included with the planetarium.
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  2.   Zeiss-Diascope Bayonet 1¼" eyepiece adapter

    # 2454500

    € 61.00 Price excl. German VAT tax (19%): € 51.26
    • Bayonet adapter to fit suitable 1¼" astro-eyepieces onto all Carl Zeiss Diascope Fluorit spotting scopes
    • includes Allen Wrench key and two O-rings to adjust stiffness when switching eyepieces
    • Please note: The adapter must not be inserted into the spotting scope without an eyepiece. Otherwise, you don‘t have enough grip to remove it.
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  3.   Baader 3,5" Quick Changing Ring

    # 1324005

    € 275.00 Price excl. German VAT tax (19%): € 231.09
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  4.   Baader Q-Barlow 1.3x/ 2.25x

    Baader Q-Barlow 1.3x/ 2.25x

    # 2956185

    € 55.00 Price excl. German VAT tax (19%): € 46.22
    • Baader Q-Barlow lense 2.25x, 1¼" barrel
    • dual factor lens assy (1.3x/ 2.25x)
    • Modern High-Transmission Multi-Coating all air-glass surfaces delivers a remarkably brilliant image with extremely low internal reflections
    • Extends the possible focal lengths of the Q-Turret eyepiece set
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  5.   3D-printed Dark Slider for FCCT

    # 2459089

    € 35.00 Price excl. German VAT tax (19%): € 29.41
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  6.   Baader Nose piece 1¼" / T-2 (T-2 part #14)

    Baader Nose piece 1¼" / T-2 (T-2 part #14)

    # 2458105

    € 27.00 Price excl. German VAT tax (19%): € 22.69
    • 1¼" nosepiece with T-2 thread and M28.5 filterholder
    • Barrel with 24mm Insertion and securing groove
    • Focus side with T-2 external thread telescope side with 1¼ " outer diameter
    • Also available as version with Safety-Kerfs and with extra-short T-2 thread (3mm):
      Baader 1¼" T-2 nosepiece with Safety Kerfs (#2458106 , € 31,-)
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  7.   Baader 6.5nm Narrowband Filter-Set – CMOS-optimized (H-alpha / O-III / S-II)
    From: € 465.00 Price excl. German VAT tax (19%): € 390.76
    • Baader H-alpha / O-III / S-II Narrowband Filter Set – Precision Grade
    • 6.5 nm FWHM, recommended for optical systems from > f/3.4
    • Reflex-Blocker™ hard coated and planeoptically polished – with sealed coating edges (Life-Coat™)
    • Blackened edges all around, with filter-lead-side-indicator in the form of a telescope-sided black outer rim
    • Optimized for modern CMOS cameras, but likewise excellent for CCD camera technologies

    We explicitly warn against observing the sun with a DeepSky 6.5 nm (equivalent to 65 Ångstroem) H-alpha narrowband filter, specialized solar chromosphere and prominence filters from SolarSpectrum start at 0.8 Ångstroem. Photographic experiments with a camera are theoretically possible, but by no means observe the sun with naked eyes – you endanger your eyesight!

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  8.   Baader Q-Turret Eyepiece Set (eyepiece revolver, 3x Classic Ortho, 1x Classic Plössl, 1x Q-Barlow 2.25x)

    Baader Q-Turret Eyepiece Set (eyepiece revolver, 3x Classic Ortho, 1x Classic Plössl, 1x Q-Barlow 2.25x)

    # 2957000

    € 280.00 Price excl. German VAT tax (19%): € 235.29
    • consisting of: Eyepieces Classic Ortho 6,10,18 mm / Plössl 32mm (incl. 4 pc winged rubber eyecups), 2.25x Q-Barlow, Q-turret quad eyepiece revolver, Baader Astro Box #1 (M31)
    • These eyepieces deliver a pure-white image with outstanding sharpness and contrast, 50° field of view, sharp field-stops, and true High-Transmission- (HT) and Multi-Coating on all glass-air-surfaces. The eyepieces are parfocal
    • highest comfort and (in combination with the Barlow-lens) many focal lengths with just one set of eyepieces: 2,7mm, 4,6mm, 6mm, 8mm, 14mm, 18mm, 32mm
    • Baader Q-Turret eyepiece-revolver set - selected as Hot Product in 2014 by Sky&Telescope

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  9.   Baader O-III 2" unmounted (Ø 47,4 mm) f/2 Ultra-Highspeed-Filter (4nm) for FCCT – CMOS-optimized

    # 2961453U

    € 344.00 Price excl. German VAT tax (19%): € 289.08
    • 47.4 mm (2" w/o cell) x 2 mm Baader CMOS O-III f/2 Ultra-Highspeed Filter – Premium Grade
    • 2" Filter removed from filter cell, specially selected for use with 2" Filter sliders of the Baader FCCT (Filter Changer Camera Tilter) for RASA 8" and QHY cameras (various versions available)
    • 4 nm FWHM , recommended for extremely fast optical systems from < f/2.3
    • Specially designed for the special filter requirements when used with extremely fast f/2 optics like the Celestron RASA astrographs
    • For highest contrast even at strongest light pollution, minimizes star size, emphasizes finest nebula detail – indispensable under Bortle 9/8/7/(6) skies
    • Reflex-Blocker™ hard coated and planeoptically polished – with sealed coating edges (Life-Coat™)
    • Blackened edges all around, with filter-lead-side-indicator in the form of a telescope-sided black outer rim
    • Optimized for modern CMOS cameras, but likewise excellent for CCD camera technologies
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  10.   Baader Four-In-One adapter M68/T-2/M68

    Baader Four-In-One adapter M68/T-2/M68

    # 2458225

    € 101.00 Price excl. German VAT tax (19%): € 84.87
    • Centers FFC/Solar TZ-syst. within M68 spacer rings
    • Outer Thread: M68 (Zeiss), 2.7 "(Astrophysics), M60 (Vixen), M56 female thread (China)
    • Eyepiece Thread: T-2 (photo) male and female threads and M68 (Zeiss) female thread
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  11.   Baader O-III f/2 Ultra-Highspeed-Filters (4nm) – CMOS-optimized

    Baader O-III f/2 Ultra-Highspeed-Filters (4nm) – CMOS-optimized

    From: € 252.00 Price excl. German VAT tax (19%): € 211.76
    • Baader O-III f/2 Ultra-Highspeed Filter – Premium Grade
    • 4 nm FWHM, recommended for extremely fast optical systems from < f/2.3
    • Specially designed for the special filter requirements when used with extremely fast f/2 optics like the Celestron RASA astrographs
    • For highest contrast even at strongest light pollution, minimizes star size, emphasizes finest nebula detail – indispensable under Bortle 9/8/7/(6) skies
    • Reflex-Blocker™ hard coated and planeoptically polished – with sealed coating edges (Life-Coat™)
    • Blackened edges all around, with filter-lead-side-indicator in the form of a telescope-sided black outer rim
    • Optimized for modern CMOS cameras, but likewise excellent for CCD camera technologies
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  12.   USB 3.0 data cable, 10 m length

    USB 3.0 data cable, 10 m length

    # 2455050

    € 164.00 Price excl. German VAT tax (19%): € 137.82
    • USB 3.0 data cable 10m (!) long
    • Type A/Micro-B connector (especially for SkyrisKameras)
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  13.   Baader UBVRI Bessel R-Filter – photometric
    From: € 139.00 Price excl. German VAT tax (19%): € 116.81
    • Baader UBVRI-R Bandpass Filter, suitable from
    • Classic photometric filter with transmission according to Bessel – parfocal with all Baader filters of the same size
    • Manufactured with most advanced ion beam coating technology / Daylight-Proof
    • Reflex-Blocker™ hard coated and planeoptically polished – with sealed coating edges (Life-Coat™)
    • Blackened edges all around, with filter-lead-side-indicator in the form of a telescope-sided black outer rim
    • Equally suitable for modern CMOS cameras as well as for older CCD camera technologies
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  14.   Baader Hyperion 2" Finetuning Stopring with brass clamping ring & 2 thumb screws

    Baader Hyperion 2" Finetuning Stopring with brass clamping ring & 2 thumb screws

    # 2958027

    € 24.00 Price excl. German VAT tax (19%): € 20.17
    • With the stop collar bottoming of 1¼ "barrel with applications of fine tuning rings on the diagonal, or a prism is prevented
    • With brass clamping ring and two clamping screws
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  15.   Extension 2 m for 12 V cable

    Extension 2 m for 12 V cable

    # 2457631

    € 11.00 Price excl. German VAT tax (19%): € 9.24
    • Extension 2 m for 12 V cable with 5.5 / 2.1 plug, for OTP #2457630
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  16.   Baader Sky Surfer V (Night & Day Design) Red-Dot-Finder

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

    # 2957315

    € 145.00 Price excl. German VAT tax (19%): € 121.85
    • SkySurfer V works in dual function ("day &night"), as precise solar-finder as well as a classic Red Dot Finder.
    • LED withillumination with three bright settings for daylight use and eight much dimmer for nighttime use, so that no stars will be outshone.
    • Incl. RDM Red Dot Mount #2457010 (to mount onto most Celestron, Sky-Watcher and Vixen finder base) and Baader-Standard-Base #2457000 to mount on other telescopes. The SkySurfer V unit (without the RDM mount) also fits directly onto 11 mm Weaver micro gunrails and 20 mm Weaver/Picatinny rails
    • The 1: 1 objective lens is non-reflective and darkens the sky much less than competitive seekers. Cheaper RDFs used for guns are much too bright at night and will harm your dark adaptation.
    • The spacer itself is equipped with a mini-weaver-style dovetail so that it can carry a SkySurfer III or SkySurfer V red dot finder as well
    • Front Jump Cover for SkySurfer V (#2957311 , € 14,-) with 0.7 mm through-hole to work as solar "camera obscura" when cover is closed and Back Jump Cover for SkySurfer V (#2957312 , € 16,-) with yellow glass cover with opaque crosshair reticle and UV/IR blocking filter are also available separately, is suitable for upgrading for an older SkySurfer V model.
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  17.   DADOS 20mm Positioning Eyepiece

    # 1304120

    € 34.00 Price excl. German VAT tax (19%): € 28.57
    • DADOS 1¼" Positioning Eyepiece, Kellner 20mm
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  18.   Baader 2" ClickLock eyepiece clamps (from T-2 to 4,1")

    Baader 2" ClickLock eyepiece clamps (from T-2 to 4,1")

    From: € 82.00 Price excl. German VAT tax (19%): € 68.91
    • Baader 2" ClickLock clamps – available for many brands and sizes
    • A small rotation by 20° with gentle fingertip pressure to the knurled lever is enough to securely clamp every 2" accessory.
    • Ratchet function – features acoustic and haptic display of the clamp-position. This way you can hear and feel in darkness without looking if the clamp is opened or closed.
    • Compression tension-ring of thick-walled hard bronze, keeps its shape even after many years of use and holds expensive accessories securely - without causing scratches or pressure points on your accessories.
    • The following 2" Baader ClickLocks are available:
        (please choose from the below dropdown)
      • #2956220 SC / HD (2")-Clicklock (5" SC, 6" SC/HD, 8" SC/HD and 9¼" SC)
      • #2956233 SCL (3,3")-ClickLock (9¼" HD, 11" SC/HD and 14" SC/HD)
      • #2956242 M42i x 0.75-ClickLock (Astro T-2 System)
      • #2956248 M48i x 0.75-ClickLock (2" Filter- / Fotogewinde)
      • #2956251 M54a x 0,75-2" (TS-Optics / SkyWatcher)
      • #2956252 S52-recepter-ClickLock (Baader S52 dovetail-standard)
      • #2956253 M54i x 0,75-ClickLock (Bresser / Omegon / Explore Scientific)
      • #2956254 M54a x 1-ClickLock (Skywatcher / Orion)
      • #2956255 M56i x 0,75-ClickLock (Takahashi)
      • #2956256 M56i x 1-ClickLock (Skywatcher / Celestron)
      • #2956257 S57-ClickLock (Skywatcher / Celestron)
      • #2956258 S58-ClickLock (Baader Diamond Steeltrack)
      • #2956260 M60a x 0,75-ClickLock (Vixen)
      • #2956263 M63a x 1-ClickLock (for Feathertouch 2.5", TS-Optics)
      • #2956264 M64a x 0,75-ClickLock (Takahashi)
      • #2956269 M68i x 0,75-ClickLock (Hexafoc: Bresser / Explore Scientific, Omegon)
      • #2956268 M68a x 1-ClickLock (Zeiss-norm / Baader M68-System)
      • #2956227 2,7"a UNF/24G-ClickLock (Astro Physics)
      • #2956272 M72a x 1-ClickLock (Takahashi)
      • #2956274 M74i x 1-ClickLock (for Skywatcher Esprit, TS-Optics and Omegon)
      • #2956275 M75a x 1-ClickLock (for Feathertouch 3.0")
      • #2956284 M84a x 1-ClickLock (Pentax)
      • #2956241 4,1"i UNF/24G-ClickLock (Feathertouch / TEC)
      • #2956237 37mm ClickLock extension
      • #2956247 47mm ClickLock extension
      • #2956215 1¼" auf 2" ClickLock expansion
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  19.   Tripod Adapter for Celestron AVX Mounts

    Tripod Adapter for Celestron AVX Mounts

    # 2451117

    € 143.00 Price excl. German VAT tax (19%): € 120.17
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  20. The Original: Baader Planetarium

    The Original: Baader Planetarium

    # 2000000

    € 2,450.00 Price excl. German VAT tax (19%): € 2,058.82
    • The original BAADER PLANETARIUM – produced for more than 50 years
    • More than 15.000 pieces have been delivered world-wide
    • The instrument consists of a Star-Glob with 50 centimeters diameter made of acrylic glass - almost black, but transparent for the observer in a darkened room.
    • With the Baader Planetarium you can demonstrate the mechanics of the heaven in a heliocentric manner. Perfectly suited for schools, universities and observatories
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