
Shelyak
Successfully Starting in Astronomical Spectroscopy
$ 59.00
ready for shipping in 1-2
weeks

Shelyak
Reflective Standard SLIT 15/19/23/35 LISA & LHIRES III
$ 251.00
ready for shipping in 1-2
weeks

Planet Poster Editions
Poster Alive planet
$ 13.90
ready for shipping in 24
h

Planet Poster Editions
Poster Venus
$ 13.90
ready for shipping in 24
h

Shelyak
eShel injection unit f/6 50µm
$ 3,980.00
ready for shipping in 1-2
weeks

William Optics
Flat6A III Special Edition FLT91
$ 640.00
ready for shipping in 3-5
weeks

Planet Poster Editions
Poster Uranus
$ 13.90
ready for shipping in 24
h

Steiner
Binoculars Observer 8x42
RRP:
$ 421.00
Our price:
$ 379.00
ready for shipping in 3-7
days

William Optics
Adapter Rotolock Adaptors 2" 1.25" Gold
$ 61.00
ready for shipping in 3-5
weeks

William Optics
Guidescope Guide Star Apo 61
$ 780.00
ready for shipping in 3-5
weeks

William Optics
Apochromatic refractor AP 132/925 FluoroStar Red OTA
$ 6,700.00
ready for shipping in 3-5
weeks

William Optics
Diagonal prism RedCat 90° 1,25"
$ 187.00
ready for shipping in 3-5
weeks

William Optics
Apochromatic refractor AP 51/250 SpaceCat WIFD OTA
$ 1,290.00
ready for shipping in 6-10
weeks

William Optics
Dura Bright 1.25" 90° mirror star diagonal
$ 210.00
ready for shipping in 3-5
weeks

Shelyak
SPOX module Alpy/LISA 0.8m
$ 540.00
ready for shipping in 1-2
weeks

William Optics
Losmandy Swan Series 400mm
$ 234.00
ready for shipping in 24
h

William Optics
Losmandy Swan Series 400mm
$ 234.00
ready for shipping in 3-5
weeks

William Optics
Rotator M92
$ 304.00
ready for shipping in 24
h

William Optics
2x Barlow lense for 1.25'' Binoviewers
$ 81.00
ready for shipping in 3-5
weeks

William Optics
Focusing Mask Bahtinov 243-308mm
$ 187.00
ready for shipping in 3-5
weeks

William Optics
Adjustable Flattener Reducer Flat7A
$ 930.00
ready for shipping in 3-5
weeks

William Optics
Expandable 1:10 Micro gear for Synta focuser
$ 168.00
ready for shipping in 24
h

William Optics
Vixen-Style 290mm Prism Rail
$ 175.00
ready for shipping in 24
h

William Optics
(Guiding) Tube clamps 50mm
$ 117.00
ready for shipping in 3-5
weeks

Shelyak
Star'Ex BR/IR Kit (Basse Résolution)
$ 580.00
ready for shipping in 1-2
weeks

William Optics
M46 adaptors for Canon EOS
$ 117.00
ready for shipping in 24
h

William Optics
M48 adaptors for Canon EOS Super high precision
$ 152.00
ready for shipping in 3-5
weeks

Shelyak
Thorium-Argon-Bulb
$ 1,180.00
ready for shipping in 1-2
weeks

William Optics
Rotator Rotolock Visual Back 3.5
$ 327.00
ready for shipping in 3-5
weeks

William Optics
Rotator Rotolock Visual Back 3.5
$ 327.00
ready for shipping in 3-5
weeks

William Optics
Adapter Flat68II / Flat7A
$ 70.00
ready for shipping in 3-5
weeks

Shelyak
LISA near-IR kit
$ 960.00
ready for shipping in 1-2
weeks

William Optics
Vixen Style Mounting Base
$ 46.90
ready for shipping in 3-5
weeks

Shelyak
300 gr/mm grating module
$ 820.00
ready for shipping in 1-2
weeks

Shelyak
600 gr/mm grating module
$ 820.00
ready for shipping in 1-2
weeks

Shelyak
1200 gr/mm grating module
$ 820.00
ready for shipping in 1-2
weeks