William Optics offers a wide range of good APO refractor telescopes, correctors for astrophotography and good eyepieces. products.
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| | William Optics / Adapter camera bayonet | | |
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William T-Ring M48 - Pentax K |
William M48 T-Ring for Nikon Z - bayonet for Nikon Z mirrorless system cameras |
William Optics T mount for Nikon full frame Cameras |
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| | William Optics / Adapter M48x0,75 | | |
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William Adapter from 2" SC thread to M48 filter thread | | |
| | William Optics / Adapter Quick Changing , Rotation | | |
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William Optics Camera Angle Rotator for 2.5" M63 Focuser |
William Optics Camera Angle Rotator for 3" M92x1 Focuser | |
| | William Optics / APO Refractor Telescopes | | |
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William Optics Gran Turismo 71 mm f/5.9 Apo with FPL53 Triplet Lens - RED |
William Optics Gran Turismo 81 mm f/5.9 Apo with FPL53 Triplet Lens |
William Optics Fluorostar 91 Apochromat |
Moravian G1-1200 Mono CCD Camera and Autoguider - 1/3" SONY Sensor |
William Optics Gran Turismo 71 mm f/5,9 Apo with FPL53 Triplet Lens - GOLD |
William Optics ZenithStar 73 mm f/5.9 Apochromat - Red |
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| | William Optics / Binocular Viewers | | |
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William Optics E-Bino Binoviewer 1.25 inch |
William Optics 2.0x Glass Path Corrector |
William Optics E-Bino-P Binoviewer 1.25 inch Set |
William Optics 1.6x Glass Path Corrector | | |
| | William Optics / Diagonal Mirrors and Prisms | | |
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William Optics 1.25" star diagonal - 1/10 Lambda - 99% reflectivity - carbon fiber body |
William Optics 2" star diagonal - 1/10 Lambda - 99% reflectivity - carbon fiber body |
William Optics 1.25" Amici Prism - 45° - upright and laterally correct image |
William 1.25" 90° Erecting Prism for RedCat 51 only | | |
| | William Optics / Digital Camera and Smartphone Adapter | | |
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William Optics Smartphone Adapter with 20mm Projection Eyepiece for all Smartphones | | |
| | William Optics / Everything for Guiding | | |
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William Optics 50 mm Guiding Scope - Rotolock, red |
William Optics Rohrschellen und Basis für 50 mm Guidescope |
William UniGuide 32 mm Mini Guide Scope with universal Sliding Base |
William UniGuide 50 mm Mini Guide Scope with universal Sliding Base |
William Optics 50 mm Slide-Base Clamping Guiding Rings - Red | |
| | William Optics / Eyepieces 1.25 inch up to 55° field | | |
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William Optics SPL Planetary Eyepiece - 12.5 mm focal length - 55° | | |
| | William Optics / Eyepieces 1.25 inch with big field | | |
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William Optics SWAN 9 mm 1.25" Super Wide Angle Eyepiece - 72° Field |
William Optics SWAN 20 mm 1.25" Super Wide Angle Eyepiece - 72° Field |
William Optics UWAN 7 mm Ultra Wide Angle Eyepiece, 82° Field, 1.25" barrel |
William Optics 1.25" 66° Wide Angle Eyepiece - 20mm | | |
| | William Optics / Eyepieces 2 inch | | |
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William Optics SWAN 33 mm 2" Super Wide Angle Eyepiece - 72° Field |
William Optics SWAN 40 mm 2" Super Wide Angle Eyepiece - 72° Field | |
| | William Optics / Finder Scopes | | |
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William Optics Red Dot Finder with Base |
William Optics RDF Red Dot Finder with Base | |
| | William Optics / Flatfield APO Refractor Teleskope | | |
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William Optics RedCat 51 Flatfield APO Full Frame 51/250 mm f/4.9 |
William Optics RedCat 71 Apo - 71 mm f/4.9 Flatfield Refractor for Astrophotography |
William Optics SpaceCat 51 Flatfield APO Full Frame 51/250 mm f/4.9 |
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| | William Optics / Imaging Correctors for Telescopes | | |
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Adapter to SBIG CCD Camera STL for TS & William Flattener |
William Flat6A for 81 mm Apo - Field Corrector and 0.8x Reducer |
William Flat6A for 102 mm Apo - Field Corrector and 0.8x Reducer |
William Optics Flattener for Z61 Zenithstar |
William Optics Adjustable Flattener and 0.8x Reducer - M63 Telescope Connection |
William adjustable 0.8x corrector for APOs with 3" and 3.7" focusers |
William adjustable 1.0x corrector for APOs with 3" and 3.7" focusers |
William Optics 0.72x Reducer Flattener with M92x1 Telescope Thread | |
| | William Optics / Other telescope accessories | | |
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William RedCat Handle Bar with Finder Scope Saddle |
William Optics 120 mm Saddle Handle Bar |
William Optics 243 mm Saddle Handle Bar |
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| | William Optics / Spotting Scopes for Astronomy | | |
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William 82° wide-angle eyepiece - 77x - for SWAN 83 APO spotting scope |
William Zenithstar 61mm f/5,9 FPL-53 Apochromat |
William Zenithstar 61mm f/5,9 FPL-53 Apochromat with Handlebar and Dovetail |
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| | William Optics / Tripods Piers Polar Wedges | | |
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William Optics Base Mount with Extension Bar for Skyguider Pro - for high Latitudes |
William Optics Base Mount with Extension Bar for Skyguider Pro - for low Latitudes |
William Optics Base Mount for Skyguider Pro - for high Latitudes |
William Optics Base Mount for Skyguider Pro - for low Latitudes |
William Extension Bar for counterweight rods with D=20mm diameter | |
