William Optics
Vixen-Style 290mm Prism Rail
$ 161.00
ready for shipping in 24
h
Shelyak
eShel injection unit f/9 50µm
$ 4,870.00
ready for shipping in 1-2
weeks
Planet Poster Editions
Poster Uranus
$ 13.90
ready for shipping in 24
h
Planet Poster Editions
Poster Sun
$ 13.90
ready for shipping in 24
h
Shelyak
Optical kit for Star'Ex HR spectrograph
$ 600.00
ready for shipping in 1-2
weeks
Planet Poster Editions
Poster Venus
$ 13.90
ready for shipping in 24
h
Shelyak
Star'Ex 14-20-26-32 µm slit + 25 µm hole (GEN2)
$ 100.00
ready for shipping in 24
h
Shelyak
SLITS 19/50/75/100 MM FOR LISA & LHIRES III
$ 264.00
ready for shipping in 1-2
weeks
William Optics
Rotator Rotolock Visual Back 3.5
$ 299.00
Sale price:
$ 238.57
ready for shipping in 24
h
William Optics
Flat6A III Special Edition FLT91
$ 495.00
ready for shipping in 3-5
weeks
William Optics
Apochromatic refractor AP 91/448 RedCat 91 WIFD OTA
$ 3,680.00
ready for shipping in 3-5
weeks
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
$ 6,100.00
ready for shipping in 3-5
weeks
Shelyak
Power supply 12V/3A
$ 34.90
ready for shipping in 1-2
weeks
William Optics
Focusing Mask Bahtinov 172-235mm
$ 161.00
ready for shipping in 24
h
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
$ 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
$ 138.00
ready for shipping in 3-5
weeks
William Optics
Carry case ZenithStar 71 & 73
$ 115.00
ready for shipping in 24
h
William Optics
Rotator M92
$ 287.00
Sale price:
$ 200.54
ready for shipping in 24
h
Shelyak
150 gr/mm grating module
$ 770.00
ready for shipping in 1-2
weeks
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
$ 80.00
ready for shipping in 3-5
weeks
Shelyak
Sol'Ex / Star'Ex HR expansion set
$ 195.00
ready for shipping in 1-2
weeks
Planet Poster Editions
Poster Mars
$ 13.90
ready for shipping in 24
h
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
$ 115.00
ready for shipping in 24
h
Shelyak
Eyepiece holder for Alpy guiding
$ 391.00
ready for shipping in 1-2
weeks
Shelyak
Spectroscope Alpy 200
$ 1,070.00
ready for shipping in 1-2
weeks
Shelyak
Thorium-Argon-Bulb
$ 1,160.00
ready for shipping in 1-2
weeks
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
$ 299.00
ready for shipping in 3-5
weeks
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
$ 700.00
ready for shipping in 3-5
weeks
Shelyak
Argon-Neon replacement lamps
$ 42.90
Product can be shipped as of 01.05.2026
Shelyak
LISA near-IR kit
$ 950.00
ready for shipping in 1-2
weeks