William Optics
Dura Bright 1.25" 90° mirror star diagonal
$ 184.00
ready for shipping in 3-5
weeks
DayStar
Filters Energy Rejection Filter E-281F80
$ 810.00
ready for shipping in 3-6
months
William Optics
Guidescope Guide Star Apo61
$ 700.00
ready for shipping in 24
h
William Optics
Red dot finder with quick-release bracket and base
$ 138.00
ready for shipping in 24
h
William Optics
Losmandy Swan Series 400mm
$ 207.00
ready for shipping in 3-5
weeks
William Optics
Adaptors for Flattener 6A
$ 103.00
Available on request
DayStar
Filters Energy Rejection Filter E-110N75
$ 810.00
ready for shipping in 3-6
months
DayStar
Imaging Flat Cap FC130
$ 138.00
ready for shipping in 6-10
weeks
William Optics
Apochromatic refractor AP 91/448 GreyCat 91 WIFD OTA
$ 3,680.00
ready for shipping in 24
h
DayStar
Filters Energy Rejection Filter E-120N80
$ 810.00
ready for shipping in 3-6
months
William Optics
Apochromatic refractor AP 81/478 Gran Turismo 81 IV OTA Guidescope-Set
RRP:
$ 2,530.00
Our price:
$ 2,040.00
ready for shipping in 24
h
DayStar
Filters Energy Rejection Filter E-170N130
$ 1,380.00
ready for shipping in 3-6
months
William Optics
Apochromatic refractor AP 81/478 Gran Turismo 81 IV OTA
$ 1,950.00
ready for shipping in 24
h
William Optics
Guidescope UniGuide 32mm Space Grey
$ 184.00
ready for shipping in 3-5
weeks
William Optics
Apochromatic refractor AP 131/648 UltraCat WIFD
$ 9,000.00
ready for shipping in 3-5
weeks
DayStar
Solar Filters ULF-50
$ 28.90
ready for shipping in 24
h
William Optics
Losmandy Swan Series 400mm
$ 207.00
ready for shipping in 24
h
William Optics
Vixen-Style 290mm Prism Rail
$ 161.00
ready for shipping in 24
h
DayStar
Quark USB Power Extension Cable
$ 34.90
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 81/559 ZenithStar 81 WIFD Gold OTA
$ 1,490.00
Product can be shipped as of 30.03.2026
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
DayStar
Filters Energy Rejection Filter SC 8" (E-244F63)
$ 810.00
ready for shipping in 3-6
months
DayStar
Quark Universal AC Power Supply
$ 80.00
ready for shipping in 24
h
DayStar
Universal Solar Finder
$ 80.00
ready for shipping in 3-5
weeks
DayStar
Blocking Filters UV/IR 2"
$ 195.00
ready for shipping in 3-6
months
William Optics
Apochromatic refractor AP 81/559 ZenithStar 81 WIFD Red OTA
$ 1,720.00
ready for shipping in 3-5
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
ready for shipping in 24
h
DayStar
Imaging Flat Cap FC110
$ 138.00
ready for shipping in 6-10
weeks
DayStar
Imaging Flat Cap FC120
$ 138.00
ready for shipping in 6-10
weeks
DayStar
Adapter Eyepiece Holder for Quark 2"
$ 115.00
ready for shipping in 3-6
months
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
DayStar
Imaging Flat Cap FC180
$ 149.00
ready for shipping in 6-10
weeks
William Optics
Rotator M92
$ 288.00
ready for shipping in 24
h