Product series:
Telescopes: Telescope accessories: Eyepieces: Mountings & accessories:
The telescope manufacturer William Optics offers very high-quality apochromatic and achromatic refractors which are very well suited to visual observation, and especially to astrophotography.

William Optics
SCT connection for WO Diagonals
$ 63.00
ready for shipping in 3-5
weeks

William Optics
M63 Adapter für Flattener Flat6AIII
$ 63.00
ready for shipping in 3-5
weeks

William Optics
2x Barlow lense for 1.25'' Binoviewers
$ 74.00
ready for shipping in 24
h

William Optics
Carry case ZS81/GT81/GTF81
$ 105.00
ready for shipping in 24
h

William Optics
Carry case ZenithStar 71 & 73
$ 105.00
ready for shipping in 24
h

William Optics
Carry case ZenithStar 61
$ 95.00
ready for shipping in 24
h

William Optics
Diagonal prism RedCat 90° 1,25"
$ 169.00
ready for shipping in 24
h

William Optics
Erecting Finder 50mm 1.25"
$ 254.00
ready for shipping in 24
h

William Optics
Diagonal mirror Dura Bright 90° 2"
$ 243.00
ready for shipping in 3-5
weeks

William Optics
33mm SWAN eyepiece, 2''
Our price:
RRP:
$ 211.00
$ 200.00
ready for shipping in 24
h

William Optics
Binocular telescope attachment ''BinoViewers'' with accessory package
$ 530.00
ready for shipping in 24
h

William Optics
40mm SWAN eyepiece, 2''
( 5 / 5 )
$ 200.00
ready for shipping in 24
h

William Optics
Apochromatic refractor AP 81/478 Gran Turismo 81 IV OTA Guidescope-Set
$ 2,320.00
ready for shipping in 24
h

William Optics
Camera adaptor T-Ring Nikon Z 48mm
( 5 / 5 )
$ 69.00
ready for shipping in 24
h

William Optics
Apochromatic refractor AP 71/420 Gran Turismo GT 71 OTA
$ 1,270.00
ready for shipping in 24
h

William Optics
Camera adaptor T-Ring Fuji FX 48mm
$ 74.00
ready for shipping in 3-5
weeks

William Optics
Vixen Style Mounting Base
$ 42.90
ready for shipping in 3-5
weeks

William Optics
Camera adaptor M48/Pentax K
$ 63.00
ready for shipping in 24
h

William Optics
Apochromatic refractor AP 81/478 GranTurismo 81WIFD OTA
$ 2,120.00
ready for shipping in 3-5
weeks

William Optics
Apochromatic refractor AP 61/300 RedCat 61 OTA
$ 1,910.00
ready for shipping in 3-5
weeks

William Optics
Bridging Plate (Manfrotto & Arca Swiss) 250mm
Our price:
Our price is not determined yet!
ready for shipping in 3-5
weeks

William Optics
Adapter Flat68II / Flat7A
$ 63.00
ready for shipping in 24
h

William Optics
Apochromatic refractor AP Fluorostar 120/780 Gold OTA
$ 5,100.00
ready for shipping in 3-5
weeks

William Optics
Sucherschuh Black&White Cat Vixen-Style
$ 84.00
ready for shipping in 3-5
weeks

William Optics
Flat6A III Special Edition FLT91
$ 580.00
ready for shipping in 3-5
weeks

William Optics
Apochromatic refractor AP Fluorostar 120/780 Space Gray OTA
$ 5,100.00
ready for shipping in 3-5
weeks

William Optics
Apochromatic refractor AP 132/925 FluoroStar Red OTA
$ 6,100.00
ready for shipping in 3-5
weeks

William Optics
Apochromatic refractor AP 156/1217 Fluorostar Red OTA
$ 10,000.00
ready for shipping in 3-5
weeks

William Optics
Red dot finder with quick-release bracket and base
$ 136.00
ready for shipping in 3-5
weeks

William Optics
Dura Bright 1.25" 90° mirror star diagonal
$ 190.00
ready for shipping in 24
h

William Optics
1,25'' 45° Amici prism on 1,25''
$ 148.00
ready for shipping in 24
h

William Optics
Expandable 1:10 Micro gear for Synta focuser
$ 152.00
ready for shipping in 24
h

William Optics
Rotolock Adapter 2" 1,25" Gold
$ 56.00
ready for shipping in 3-5
weeks

William Optics
Rotolock Adapter 2" 1.25" Red
$ 56.00
ready for shipping in 3-5
weeks

William Optics
Apochromatic refractor AP 51/250 RedCat 51 V2.5 OTA
( 5 / 5 )
$ 1,270.00
ready for shipping in 24
h

William Optics
Apochromatic refractor AP 132/925 Fluorostar Space Gray OTA
$ 6,100.00
ready for shipping in 3-5
weeks