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William Optics Apochromatic refractor AP 81/559 ZenithStar 81 WIFD Red OTA
William Optics
Apochromatic refractor AP 81/559 ZenithStar 81 WIFD Red OTA
$ 1,720.00
ready for shipping in 3-5 weeks
William Optics Apochromatic refractor AP 132/925 FluoroStar Red OTA
William Optics
Apochromatic refractor AP 132/925 FluoroStar Red OTA
$ 6,100.00
ready for shipping in 3-5 weeks
Shelyak Power supply 12V/3A
Shelyak
Power supply 12V/3A
$ 34.90
ready for shipping in 1-2 weeks
William Optics Focusing Mask Bahtinov 172-235mm
William Optics
Focusing Mask Bahtinov 172-235mm
$ 161.00
ready for shipping in 24 h
William Optics Guidescope 50mm f/4.0 RotoLock
William Optics
Guidescope 50mm f/4.0 RotoLock
$ 230.00
Sale price:
$ 183.25
ready for shipping in 24 h
William Optics Apochromatic refractor AP 81/559 ZenithStar 81 WIFD Gold OTA
William Optics
Apochromatic refractor AP 81/559 ZenithStar 81 WIFD Gold OTA
$ 1,490.00
ready for shipping in 3-5 weeks
William Optics Tube clamps Mounting Ring and CAT Handle Bar Kit for ZenithStar 61 version I
William Optics
Tube clamps Mounting Ring and CAT Handle Bar Kit for ZenithStar 61 version I
$ 138.00
ready for shipping in 3-5 weeks
William Optics Carry case ZenithStar 71 & 73
William Optics
Carry case ZenithStar 71 & 73
$ 115.00
ready for shipping in 24 h
William Optics Rotator M92
William Optics
Rotator M92
$ 287.00
Sale price:
$ 200.54
ready for shipping in 24 h
Shelyak 150 gr/mm grating module
Shelyak
150 gr/mm grating module
$ 770.00
ready for shipping in 1-2 weeks
William Optics Camera adaptor M48/Pentax K
William Optics
Camera adaptor M48/Pentax K
$ 68.00
ready for shipping in 1-2 weeks
William Optics 2x Barlow lense for 1.25'' Binoviewers
William Optics
2x Barlow lense for 1.25'' Binoviewers
$ 80.00
ready for shipping in 3-5 weeks
Shelyak Sol'Ex / Star'Ex HR expansion set
Shelyak
Sol'Ex / Star'Ex HR expansion set
$ 195.00
ready for shipping in 1-2 weeks
William Optics Expandable 1:10 Micro gear for Synta focuser
William Optics
Expandable 1:10 Micro gear for Synta focuser
$ 218.00
ready for shipping in 24 h
William Optics Carry case ZS81/GT81/GTF81
William Optics
Carry case ZS81/GT81/GTF81
$ 115.00
ready for shipping in 24 h
Shelyak Eyepiece holder for Alpy guiding
Shelyak
Eyepiece holder for Alpy guiding
$ 391.00
ready for shipping in 1-2 weeks
Shelyak Spectroscope Alpy 200
Shelyak
Spectroscope Alpy 200
$ 1,070.00
ready for shipping in 1-2 weeks
Shelyak Thorium-Argon-Bulb
Shelyak
Thorium-Argon-Bulb
$ 1,160.00
ready for shipping in 1-2 weeks
William Optics Rotator Rotolock Visual Back 3.5
William Optics
Rotator Rotolock Visual Back 3.5
$ 299.00
ready for shipping in 3-5 weeks
William Optics Rotator Rotolock Visual Back 3.5
William Optics
Rotator Rotolock Visual Back 3.5
$ 299.00
ready for shipping in 3-5 weeks
Shelyak Reflective Standard SLIT 15/19/23/35 LISA & LHIRES III
Shelyak
Reflective Standard SLIT 15/19/23/35 LISA & LHIRES III
$ 247.00
ready for shipping in 1-2 weeks
William Optics Guidescope Guide Star Apo 61
William Optics
Guidescope Guide Star Apo 61
$ 700.00
ready for shipping in 3-5 weeks
Shelyak Argon-Neon replacement lamps
Shelyak
Argon-Neon replacement lamps
$ 42.90
Product can be shipped as of 01.05.2026
Shelyak LISA near-IR kit
Shelyak
LISA near-IR kit
$ 950.00
ready for shipping in 1-2 weeks
Shelyak 600 gr/mm grating module
Shelyak
600 gr/mm grating module
$ 810.00
ready for shipping in 1-2 weeks
Shelyak 300 gr/mm grating module
Shelyak
300 gr/mm grating module
$ 810.00
ready for shipping in 1-2 weeks
Shelyak 1200 gr/mm grating module
Shelyak
1200 gr/mm grating module
$ 810.00
ready for shipping in 1-2 weeks
Shelyak 1800 gr/mm grating module
Shelyak
1800 gr/mm grating module
$ 810.00
ready for shipping in 1-2 weeks
Shelyak Diffraction grating for Lhires III, 2400 lines/mm
Shelyak
Diffraction grating for Lhires III, 2400 lines/mm
$ 820.00
ready for shipping in 1-2 weeks
William Optics M48 adaptors for Canon EOS Super high precision
William Optics
M48 adaptors for Canon EOS Super high precision
$ 161.00
ready for shipping in 3-5 weeks
Shelyak SPOX module Alpy/LISA 5m
Shelyak
SPOX module Alpy/LISA 5m
$ 530.00
ready for shipping in 1-2 weeks
William Optics Adaptors for EAF focus motor
William Optics
Adaptors for EAF focus motor
$ 391.00
ready for shipping in 24 h
Shelyak Bulb for flats
Shelyak
Bulb for flats
$ 20.90
ready for shipping in 24 h
Shelyak Alpy C-mount adapter
Shelyak
Alpy C-mount adapter
$ 87.00
ready for shipping in 24 h
William Optics Losmandy Swan Series 400mm
William Optics
Losmandy Swan Series 400mm
$ 207.00
ready for shipping in 3-5 weeks
William Optics Tube clamps 90mm
William Optics
Tube clamps 90mm
$ 207.00
ready for shipping in 3-5 weeks
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