Product series:
Telescopes: Telescope accessories: Eyepieces: Filters: Astrophotography: DayStar: William-Optics: Mounts & accessories: Binoculars: Nature Observation: Solar Observation:
William Optics
Apochromatic refractor AP 51/250 RedCat WIFD
$ 1,170.00
ready for shipping in 3-5
weeks

William Optics
Guidescope UniGuide 32mm Red
$ 210.00
ready for shipping in 24
h

William Optics
Guidescope UniGuide 50mm Red
RRP:
$ 256.00
Our price:
$ 245.00
ready for shipping in 24
h

William Optics
Apochromatic refractor AP 51/178 MiniCat WIFD OTA
$ 1,390.00
ready for shipping in 24
h

William Optics
Diagonal mirror Dura Bright 90° 2"
$ 291.00
ready for shipping in 24
h

DayStar
Combo QUARK H-Alpha solar filter, for chromosphere
$ 1,860.00
ready for shipping in 24
h

William Optics
Camera adaptor T-Ring Nikon Z 48mm
( 5 / 5 )
RRP:
$ 104.00
RRP:
$ 104.00
Our price:
$ 88.00
ready for shipping in 24
h

William Optics
Apochromatic refractor AP 71/350 RedCat 71 WIFD
$ 1,740.00
ready for shipping in 3-5
weeks

William Optics
Apochromatic refractor AP 91/448 BlackCat 91 WIFD OTA
$ 3,960.00
ready for shipping in 24
h

William Optics
DSD 210 D-Prism rail
$ 69.00
ready for shipping in 24
h

William Optics
Polar wedge High Latitude SkyGuider Pro
RRP:
$ 408.00
Our price:
$ 396.00
ready for shipping in 24
h

William Optics
40mm SWAN eyepiece, 2''
( 5 / 5 )
RRP:
$ 268.00
RRP:
$ 268.00
Our price:
$ 220.00
ready for shipping in 24
h

DayStar
QUARK H-alpha filter,chromosphere
$ 1,860.00
ready for shipping in 24
h

William Optics
Apochromatic refractor AP 108/518 UltraCat WIFD
RRP:
$ 4,900.00
Our price:
$ 4,660.00
ready for shipping in 3-5
weeks

William Optics
Guidescope UniGuide 50mm Ultra
$ 256.00
ready for shipping in 24
h

William Optics
Cat Series Saddle Handle Bar
( 5 / 5 )
$ 93.00
ready for shipping in 24
h

DayStar
ST 60/930 SolarScout SS60-ds H-Alpha OTA Set
$ 1,740.00
ready for shipping in 24
h

William Optics
Camera adaptor M48 compatible with Canon EOS
( 5 / 5 )
$ 69.00
ready for shipping in 24
h

William Optics
Flattner Flat61A for Z61
RRP:
$ 385.00
Our price:
$ 361.00
ready for shipping in 24
h

William Optics
Adjustable Flattener Reducer Flat6AIII
$ 385.00
ready for shipping in 24
h

DayStar
QUARK Calcium-H-Line
$ 1,860.00
ready for shipping in 24
h

William Optics
Flat GT
$ 443.00
ready for shipping in 24
h

DayStar
QUARK H-alpha filter, prominences
$ 1,860.00
ready for shipping in 24
h

DayStar
Filters 0.5Å H-alpha Quantum PE filter
$ 27,000.00
ready for shipping in 3-6
months

William Optics
M48 / Sony E Adaptors
$ 81.00
ready for shipping in 24
h

William Optics
Focusing Mask Bahtinov 75-110mm
$ 81.00
ready for shipping in 24
h

William Optics
Tube clamps Cat Mounting Ring
$ 81.00
ready for shipping in 24
h

William Optics
Apochromatic refractor AP 61/300 RedCat 61 OTA
$ 2,100.00
ready for shipping in 24
h

William Optics
4" extension adapter for Flat GT
$ 116.00
ready for shipping in 3-5
weeks

DayStar
QUARK Magnesium I (b2) Line
$ 2,100.00
ready for shipping in 24
h

William Optics
Focusing Mask Bahtinov 105-148mm
$ 93.00
ready for shipping in 24
h

William Optics
Carry case ZenithStar 61
$ 93.00
ready for shipping in 24
h

William Optics
Counterweight Extension Bar for iOptron Skyguider Pro
$ 69.00
ready for shipping in 24
h

William Optics
Rotator Adaptors for M63 focusers
RRP:
$ 186.00
Our price:
$ 176.00
ready for shipping in 24
h

William Optics
Apochromatic refractor Pleiades 111 AP 111/528 Astrograph OTA
$ 5,100.00
ready for shipping in 3-5
weeks

William Optics
Apochromatic refractor AP 81/478 Gran Turismo 81 IV OTA
$ 2,100.00
ready for shipping in 3-5
weeks