William Optics
Adaptors for Flattener 6A
$ 117.00
Available on request
Unihedron
Photometer Sky Quality meter, Ethernet, with lens (version LE)
RRP:
$ 409.00
Our price:
$ 398.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 91/540 Space Gray OTA
$ 2,810.00
ready for shipping in 3-5
weeks
DayStar
ST 60/930 SolarScout Carbon H-Alpha Prominences OTA
$ 2,220.00
ready for shipping in 3-6
months
DayStar
Filters E-120N100 energy rejection filter
$ 1,020.00
ready for shipping in 3-6
months
William Optics
Guidescope Guide Star Apo 61
$ 780.00
ready for shipping in 24
h
DayStar
Quark Universal AC Power Supply
$ 81.00
ready for shipping in 24
h
DayStar
QUARK H-alpha filter Gemini
$ 3,510.00
ready for shipping in 3-6
months
William Optics
Apochromatic refractor AP 81/478 Gran Turismo 81 IV OTA
$ 2,100.00
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
DayStar
Filters Energy Rejection Filter E-281F80
$ 820.00
ready for shipping in 3-6
months
Shelyak
Argon-Neon replacement lamps
$ 43.90
ready for shipping in 1-2
weeks
William Optics
Guidescope 50mm f/4.0 RotoLock
$ 281.00
ready for shipping in 24
h
Shelyak
Optical kit for Star'Ex HR spectrograph
$ 610.00
ready for shipping in 1-2
weeks
Unihedron
Photometer Solar DL Kit
$ 640.00
ready for shipping in 3-5
weeks
William Optics
Dura Bright 1.25" 90° mirror star diagonal
$ 222.00
Product can be shipped as of 01.10.2025
DayStar
Filters Energy Rejection Filter E-110N75
$ 810.00
ready for shipping in 3-6
months
William Optics
Polar wedge Low Latitude SkyGuide Pro
RRP:
$ 409.00
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
DayStar
Solar Filters ULF-70
$ 35.90
ready for shipping in 24
h
William Optics
Carry case ZenithStar 71 & 73
$ 117.00
ready for shipping in 24
h
Shelyak
eShel Calibration unit
$ 6,400.00
ready for shipping in 1-2
weeks
DayStar
Filters Energy Rejection Filter E-120N80
$ 810.00
ready for shipping in 3-6
months
William Optics
Guidescope UniGuide 32mm Space Grey
RRP:
$ 210.00
Our price:
$ 187.00
ready for shipping in 3-5
weeks
Unihedron
SQM tripod adaptor option
$ 35.90
ready for shipping in 24
h
William Optics
Carry case ZS81/GT81/GTF81
$ 117.00
ready for shipping in 24
h
Shelyak
Spectroscope Alpy 200
$ 1,090.00
ready for shipping in 1-2
weeks
Shelyak
Eyepiece holder for Alpy guiding
$ 398.00
ready for shipping in 1-2
weeks
DayStar
Filters Energy Rejection Filter E-170N130
$ 1,400.00
ready for shipping in 3-6
months
Shelyak
eShel injection unit f/9 50µm
$ 4,950.00
ready for shipping in 1-2
weeks
William Optics
Full-Frame Flattener/Reducer 0.72x
RRP:
$ 1,180.00
Our price:
$ 1,090.00
ready for shipping in 3-5
weeks
William Optics
Focusing Mask Bahtinov 172-235mm
$ 117.00
ready for shipping in 3-5
weeks
Shelyak
Star'Ex 14-20-26-32 µm slit + 25 µm hole (GEN2)
$ 101.00
ready for shipping in 1-2
weeks
William Optics
Guidescope UniGuide 32mm Blue
$ 162.00
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
$ 445.00
ready for shipping in 3-5
weeks