
Planet Poster Editions
Poster Life on Earth
$ 13.90
ready for shipping in 24
h

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

Shelyak
Spectroscope LISA near IR
$ 5,300.00
ready for shipping in 1-2
weeks

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

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

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

Unihedron
Sky Quality Meter Window mount
$ 59.00
ready for shipping in 24
h

Unihedron
SQM tripod adaptor option
$ 46.90
ready for shipping in 24
h

William Optics
Flattener Flat73A for ZenithStar 73
$ 360.00
ready for shipping in 3-5
weeks

William Optics
Mounting plate for iOptron SkyGuider Pro
( 5 / 5 )
$ 59.00
ready for shipping in 24
h

William Optics
M48 adaptors for Nikon Super high precision
$ 151.00
ready for shipping in 24
h

William Optics
Apochromatic refractor AP 61/360 ZenithStar ZS61 II OTA
$ 930.00
ready for shipping in 24
h

William Optics
Camera adaptor M48 compatible with Nikon
$ 59.00
ready for shipping in 24
h

Unihedron
Photometer Sky Quality meter, Ethernet, with lens (version LE)
RRP:
$ 560.00
Our price:
$ 395.00
ready for shipping in 24
h

William Optics
Apochromatic refractor AP 91/540 Space Gray OTA
$ 3,490.00
ready for shipping in 3-5
weeks

William Optics
Guidescope Guide Star Apo 61
$ 770.00
ready for shipping in 24
h

William Optics
Vixen-Style 90mm Prism Clamp
$ 116.00
ready for shipping in 24
h

William Optics
Adapter SCT connection for WO Diagonals
$ 69.00
ready for shipping in 24
h

William Optics
Apochromatic refractor AP 81/478 Gran Turismo 81 IV OTA
$ 2,320.00
ready for shipping in 24
h

William Optics
Apochromatic refractor AP 81/559 ZenithStar 81 WIFD Red OTA
$ 1,520.00
ready for shipping in 3-5
weeks

Shelyak
Argon-Neon replacement lamps
$ 42.90
ready for shipping in 24
h

William Optics
Camera adaptor T-Ring Fuji FX 48mm
$ 81.00
ready for shipping in 24
h

William Optics
Camera adaptor Canon EOS R T-Mount M48
$ 93.00
ready for shipping in 24
h

Shelyak
Optical kit for Star'Ex HR spectrograph
$ 600.00
ready for shipping in 1-2
weeks

William Optics
Tube clamps Mounting Ring and CAT Handle Bar Kit for ZenithStar 61 version I
$ 151.00
ready for shipping in 3-5
weeks

William Optics
Apochromatic refractor AP 81/478 GranTurismo 81WIFD OTA
$ 2,330.00
ready for shipping in 3-5
weeks

William Optics
Polar wedge Low Latitude SkyGuide Pro
RRP:
$ 419.00
Our price:
$ 395.00
ready for shipping in 24
h

William Optics
Carry case ZenithStar 61
$ 104.00
ready for shipping in 24
h

William Optics
Carry case ZenithStar 71 & 73
$ 116.00
ready for shipping in 24
h

William Optics
Apochromatic refractor AP 73/430 Super ZenithStar 73 Gold OTA
$ 1,170.00
ready for shipping in 3-5
weeks

Shelyak
eShel Calibration unit
$ 6,300.00
ready for shipping in 1-2
weeks

William Optics
Guidescope UniGuide 32mm Space Grey
$ 186.00
ready for shipping in 3-5
weeks

William Optics
Carry case ZS81/GT81/GTF81
$ 116.00
ready for shipping in 24
h

Shelyak
Spectroscope Alpy 200
$ 1,080.00
ready for shipping in 1-2
weeks

William Optics
Guidescope AC 50/200 RotoLock Red OTA
$ 232.00
ready for shipping in 3-5
weeks

Unihedron
Battery Holder SQM-LU-DL
$ 23.90
ready for shipping in 24
h