William Optics
Apochromatic refractor AP 61/300 RedCat 61 OTA
$ 2,110.00
ready for shipping in 24
h
10 Micron
Professional 4-line stand-alone hand control
$ 1,260.00
ready for shipping in 1-2
weeks
William Optics
Dura Bright 1.25" 90° mirror star diagonal
RRP:
$ 222.00
Our price:
$ 187.00
Product can be shipped as of 15.10.2025
William Optics
M48 adaptors for Nikon Super high precision
RRP:
$ 175.00
Our price:
$ 152.00
ready for shipping in 24
h
William Optics
Adapter Rotolock Adaptors 2" 1.25" Red
$ 93.00
ready for shipping in 3-5
weeks
William Optics
Apochromatic refractor Pleiades 68 AP 68/260 Astrograph OTA
RRP:
$ 2,810.00
Our price:
$ 2,590.00
ready for shipping in 24
h
William Optics
Adaptors for Flattener 6A
$ 117.00
Available on request
William Optics
Apochromatic refractor AP 91/540 Space Gray OTA
$ 2,810.00
ready for shipping in 3-5
weeks
William Optics
Guidescope AC 50/200 RotoLock Gold OTA
$ 269.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 81/478 Gran Turismo 81 IV OTA
$ 2,110.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 81/559 ZenithStar 81 WIFD Red OTA
$ 1,870.00
ready for shipping in 3-5
weeks
William Optics
Guidescope 50mm f/4.0 RotoLock
$ 281.00
ready for shipping in 24
h
10 Micron
Transport case set for GM 2000 HPS mount (monolith)
$ 1,350.00
ready for shipping in 1-2
weeks
10 Micron
Stationary stabilized power supply for GM 2000 and GM 3000
$ 347.00
ready for shipping in 1-2
weeks
William Optics
Guidescope UniGuide 50mm Gold
$ 257.00
ready for shipping in 3-5
weeks
William Optics
Polar wedge Low Latitude SkyGuide Pro
RRP:
$ 410.00
Our price:
$ 398.00
ready for shipping in 24
h
William Optics
apochromatic refractor AP 76/365 UltraCat 76 WIFD 30th Anniversary Edition
$ 3,040.00
ready for shipping in 3-5
weeks
10 Micron
Transport cases for GM 1000 HPS mount (2 cases)
$ 1,090.00
ready for shipping in 1-2
weeks
10 Micron
Rotator Go-1 De Focuser
$ 12,100.00
ready for shipping in 1-2
weeks
William Optics
Carry case ZenithStar 71 & 73
$ 117.00
Sale price:
$ 58.55
ready for shipping in 24
h
William Optics
Guidescope UniGuide 32mm Space Grey
RRP:
$ 211.00
Our price:
$ 187.00
ready for shipping in 3-5
weeks
William Optics
Carry case ZS81/GT81/GTF81
$ 117.00
Sale price:
$ 58.67
ready for shipping in 24
h
10 Micron
Carrying case AZ 5000 DDS
$ 1,350.00
ready for shipping in 1-2
weeks
10 Micron
Carrying case GM 4000
$ 690.00
ready for shipping in 1-2
weeks
William Optics
Focusing Mask Bahtinov 172-235mm
$ 117.00
ready for shipping in 3-5
weeks
William Optics
Diagonal prism Cat 51 WIFD 90° 1.25"
$ 199.00
ready for shipping in 1-2
weeks
10 Micron
AZ 4000 DT Upgrade Kit
$ 4,640.00
ready for shipping in 1-2
weeks
10 Micron
Carrying case GM 3000
$ 650.00
ready for shipping in 1-2
weeks
William Optics
Flat6A III Special Edition FLT91
$ 445.00
ready for shipping in 3-5
weeks
William Optics
Flattener Flat73A for ZenithStar 73
$ 387.00
ready for shipping in 3-5
weeks
10 Micron
'Perseus' PC planetarium and telescope control software
$ 206.00
ready for shipping in 1-2
weeks
10 Micron
AP 1200 adapter for Centaurus tripod
$ 476.00
ready for shipping in 1-2
weeks
10 Micron
Counterweight for GM3000 mount, 20kg
$ 416.00
ready for shipping in 1-2
weeks
10 Micron
Tripod Aries 60cm
$ 3,580.00
ready for shipping in 1-2
weeks
William Optics
Apochromatic refractor AP 81/478 Gran Turismo 81 IV OTA Guidescope-Set
RRP:
$ 2,570.00
Our price:
$ 2,070.00
ready for shipping in 3-5
weeks
William Optics
Flattener Flat68III
$ 1,150.00
ready for shipping in 3-5
weeks