William Optics
Flattener Flat73A for ZenithStar 73
$ 384.00
Product can be shipped as of 15.12.2025
10Micron
AZ 4000 DT Upgrade Kit
$ 4,600.00
ready for shipping in 1-2
weeks
William Optics
Flat6A III Special Edition FLT91
$ 442.00
ready for shipping in 3-5
weeks
William Optics
Flattener Flat68III
$ 1,150.00
ready for shipping in 3-5
weeks
10Micron
AP 1200 adapter for Centaurus tripod
$ 472.00
ready for shipping in 1-2
weeks
10Micron
Tripod Aries 60cm
$ 3,560.00
ready for shipping in 1-2
weeks
Unihedron
Photometer Sky Quality meter, Ethernet, with lens (version LE)
$ 395.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 81/478 Gran Turismo 81 IV OTA Guidescope-Set
RRP:
$ 2,550.00
Our price:
$ 2,060.00
ready for shipping in 3-5
weeks
William Optics
Adapter Rotolock Adaptors 2" 1.25" Gold
$ 92.00
ready for shipping in 3-5
weeks
10Micron
AZ 3000 DT Upgrade Kit
RRP:
$ 3,560.00
Our price:
$ 3,550.00
ready for shipping in 1-2
weeks
Unihedron
Filter adapter for SQM-L/SQM-LE/LU
$ 46.90
ready for shipping in 3-5
weeks
William Optics
Apochromatic refractor AP 132/925 FluoroStar Red OTA
$ 6,400.00
ready for shipping in 3-5
weeks
Unihedron
Battery Holder SQM-LU-DL
$ 26.90
ready for shipping in 24
h
10Micron
Losmandy-style clamp for GM 2000 mount
$ 373.00
ready for shipping in 1-2
weeks
William Optics
Adjustable Flattener Reducer Flat7A
$ 1,150.00
ready for shipping in 3-5
weeks
10Micron
Tripod Centaurus II
$ 5,100.00
ready for shipping in 3-6
months
Unihedron
Photometer Solar DL Kit
$ 620.00
ready for shipping in 3-5
weeks
William Optics
Guidescope 50mm f/4.0 RotoLock
$ 279.00
ready for shipping in 24
h
William Optics
M48 adaptors for Canon EOS Super high precision
$ 174.00
ready for shipping in 3-5
weeks
William Optics
Apochromatic refractor AP 81/478 GranTurismo 81WIFD OTA
$ 2,560.00
ready for shipping in 3-5
weeks
William Optics
Dura Bright 1.25" 90° mirror star diagonal
$ 221.00
ready for shipping in 3-5
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
10Micron
Stationary, stabilized power supply for GM1000 HPS
$ 217.00
ready for shipping in 1-2
weeks
10Micron
Switching power supply with car cigarette lighter plug for GM 1000 and GM 2000 mounts
$ 151.00
ready for shipping in 1-2
weeks
William Optics
Rotator M92
$ 302.00
ready for shipping in 24
h
William Optics
2x Barlow lense for 1.25'' Binoviewers
$ 92.00
ready for shipping in 3-5
weeks
10Micron
Steel pier flange for GM2000 mounts
$ 188.00
ready for shipping in 1-2
weeks
William Optics
Focusing Mask Bahtinov 243-308mm
$ 174.00
ready for shipping in 3-5
weeks
William Optics
Full-Frame Flattener/Reducer 0.72x
$ 1,170.00
ready for shipping in 3-5
weeks
10Micron
Counterweight 6 kg
RRP:
$ 195.00
Our price:
$ 184.00
ready for shipping in 1-2
weeks
Unihedron
Sky Quality Meter Solar Charger
$ 174.00
ready for shipping in 3-5
weeks
10Micron
Cover for equatorial head
$ 117.00
ready for shipping in 1-2
weeks
William Optics
Expandable 1:10 Micro gear for Synta focuser
$ 209.00
ready for shipping in 24
h
Unihedron
Sky Quality Meter Window mount
$ 40.90
ready for shipping in 24
h
William Optics
Adapter Flat68II / Flat7A
$ 92.00
ready for shipping in 3-5
weeks
10Micron
AZ 2000 DT Upgrade Kit
$ 2,190.00
ready for shipping in 3-6
months