[Bundle] Cat 91 WIFD & ZWO AM3 Full Package
3 998,00 €Complete bundle: William Optics Cat 91 WIFD (91mm f/5.9 Petzval astrograph) paired with ZWO AM3 harmonic drive mount. Ready for deep-sky imaging out of the box.
Showing 1–24 of 1440 results
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![[Bundle] Cat 91 WIFD & ZWO AM3 Full Package](https://www.nordicastro.com/wp-content/uploads/2026/03/Cat91_ZWOtripod-1-300x300.jpg)
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![[Bundle] Cat 91 WIFD & ZWO AM5N Full Package](https://www.nordicastro.com/wp-content/uploads/2026/03/PM90_UC91-1-300x300.jpg)
[Bundle] Cat 91 WIFD & ZWO AM5N Full Package
5 348,00 €Complete bundle: William Optics Cat 91 WIFD (91mm f/5.9 Petzval astrograph) paired with ZWO AM5N harmonic drive mount for deep-sky astrophotography.
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[Bundle] FF107 APO & ZWO AM3 Imaging Kit
Complete ZWO imaging kit: FF107 APO flat-field refractor + AM3N harmonic mount. Save 194 € compared to buying separately.
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[Bundle] FF107 APO & ZWO AM5N Pro Kit
Premium ZWO imaging kit: FF107 APO flat-field refractor + AM5N harmonic mount. Save 232 € compared to buying separately.
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[Bundle] FF130 APO & ZWO AM5N Pro Kit
Flagship ZWO imaging kit: FF130 APO flat-field refractor + AM5N harmonic mount. Save 308 € compared to buying separately.
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[Bundle] FF130 APO & ZWO AM7 Pro Kit
Ultimate ZWO imaging kit: FF130 APO flat-field refractor + AM7 harmonic mount. Save 315 € compared to buying separately.
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[Bundle] FF65 APO & ZWO AM3 Imaging Kit
Complete ZWO imaging kit: FF65 APO flat-field refractor + AM3N harmonic mount. Save 132 € compared to buying separately.
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[Bundle] FF80 APO & ZWO AM3 Imaging Kit
Complete ZWO imaging kit: FF80 APO flat-field refractor + AM3N harmonic mount. Save 159 € compared to buying separately.
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[Bundle] FF80 APO & ZWO AM5N Imaging Kit
Complete ZWO imaging kit: FF80 APO flat-field refractor + AM5N harmonic mount. Save 198 € compared to buying separately.
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![[Bundle] Gran Turismo 81 IV Astro Imaging Package](https://www.nordicastro.com/wp-content/uploads/2026/03/GT-81-IV_Flat6AIII-red-300x300.jpg)
[Bundle] Gran Turismo 81 IV Astro Imaging Package
1 402,00 €Complete imaging package: William Optics Gran Turismo 81 IV triplet APO refractor with essential astrophotography accessories included.
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![[Bundle] GuideStar 61 Astro Imaging Package](https://www.nordicastro.com/wp-content/uploads/2026/03/GS-61-imaging-bundle-1-300x300.jpg)
[Bundle] GuideStar 61 Astro Imaging Package
708,00 €Complete imaging package with the WO GuideStar 61mm APO refractor and essential astrophotography accessories. Compact and versatile for guiding or lightweight imaging.
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![[Bundle] iOptron SkyGuider Upgrade Kit](https://www.nordicastro.com/wp-content/uploads/2026/03/iOptron_SkyGuider_Upgrade_Kit-1-300x300.jpg)
[Bundle] iOptron SkyGuider Upgrade Kit
333,00 €Upgrade kit for the iOptron SkyGuider Pro star tracker with improved William Optics mounting accessories for a more rigid astrophotography setup.
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![[Bundle] RedCat 51 WIFD & ZWO AM3 Full Package](https://www.nordicastro.com/wp-content/uploads/2026/03/Redcat-51-bundle-1_08d5968d-e53a-4df8-8768-a6c011b2b49d-300x300.jpg)
[Bundle] RedCat 51 WIFD & ZWO AM3 Full Package
2 298,00 €Complete bundle: William Optics RedCat 51 WIFD (51mm f/4.9 Petzval astrograph) with ZWO AM3 mount. Ultra-compact deep-sky imaging package.
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![[Bundle] RedCat 71 WIFD & ZWO AM3 Full Package](https://www.nordicastro.com/wp-content/uploads/2026/03/Redcat-71-bundle-1_80e24181-77aa-420c-bb6f-780c659eb9ad-300x300.jpg)
[Bundle] RedCat 71 WIFD & ZWO AM3 Full Package
2 988,00 €Complete bundle: William Optics RedCat 71 WIFD (71mm f/4.9 Petzval astrograph) with ZWO AM3 harmonic drive mount. Flat-field widefield imaging ready.
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![[Bundle] Ultra-Cat 108 & ZWO AM5N Full Package](https://www.nordicastro.com/wp-content/uploads/2026/03/PM90_UC108-1-300x300.jpg)
[Bundle] Ultra-Cat 108 & ZWO AM5N Full Package
6 388,00 €Premium bundle: William Optics Ultra-Cat 108mm Petzval astrograph with ZWO AM5N harmonic drive mount. Serious aperture for capturing faint deep-sky targets.
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0.72x focal reducer/field flattener P-FLAT8
901,55 €Revolutionary new WO x0.72 Adjustable Reducer/Flattener made for f/6 – f/7.8 refractors. This high-quality flattener has been engineered and CNC machined for usage with William Optics’ GT153, FLT 132,
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0.75x Reducer Sharpstar 61EDPH III Telescope – M48 Camera Connection
169,10 €The special full-frame reducer of 61EDPH Ⅲ: One end of the thread is M68 × 1, connected to the focuser; the other end of the thread is M48 × 0.75 and has a built-in 2″ filter thread. The back focus is
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0.8x Reducer/Flattener Flat73R
389,00 €Brand new adjustable flattener/reducer for the William Optics Zenithstar 73 OTA. You can set the correct spacing for your camera without the need for extension tubes.
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1.25 EXTENDER
11,04 €T2-T2 extension adapter adding 20 mm of back focus distance. Designed for guide cameras and small imaging accessories.
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1.25 inch 10mm PL Eyepiece
23,00 €1.25 inch 10mm Plossl eyepiece Apparent FOV: 50 degrees Eye relief: 7 mm
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1.25 inch 25mm PL Eyepiece
23,00 €1.25 inch 20mm Plossl eyepiece
Apparent FOV: 50 degrees
Eye relief: 17.5mm -
1.25 inch Drawer Holder
34,20 €Product description:
Extra 1.25″ Drawer
Support model: Filter Drawer MAX, Filter Drawer MINI
Filter size: 1.25″ filter is required
Material：Aluminum 6061-T6
Support filters
1.25″ drawer has M28.5*0. -
1.25 inch Eyepiece Set PL (10mm + 25mm)
41,40 €1.25 inch Plossl eyepiece set
10mm
Apparent FOV: 50 degrees
Eye relief: 7 mm25mm
Apparent FOV: 50 degrees
Eye relief: 17.5mm