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Discover the Skies with the William Optics ZenithStar 61 II APO
Unleash your passion for the cosmos with the compact and powerful William Optics ZenithStar 61 II APO Refractor. Featuring top-notch Ohara FPL-53 ED glass, this telescope delivers clear, high-contrast images with minimal color aberration. Ideal for astrophotography and wildlife viewing, it boasts a quick f/5.9 focal ratio for broad, detailed sky scans.
Designed for portability and practicality, the ZenithStar 61 is equipped with a Vixen dovetail for easy mounting and a handle bar for convenient transport and setup. Its CNC machined aluminum body, available in Red, Gold, or Space Grey, houses a dual-speed 2″ focuser for precise adjustments.
Enhanced with a Bahtinov Mask cap for sharp focusing and a soft case for effortless transport, this telescope is perfect for adventurers and stargazers alike.
| Feature | Details |
|---|---|
| Lens Type | Doublet Apochromatic Prime Lens |
| Lens Material | FPL-53 |
| Focal Length | 360 mm |
| Diameter | 61 mm |
| Aperture | f/5.9 |
| Image Circle | 45 mm |
| Focuser | 2″ Rack & Pinion (R&P) Focuser |
| Optional Flattener | FLAT 61A 1.0x, FLAT 61R 0.8x |
| Adapters | N/A |
| Camera Compatibility | Full Frame and larger |
| T-Mounts Supported |
Canon EF, RF Nikon F, Z Sony E Pentax K MFT (Micro Four Thirds) FUJI X |
| Tube Length | Adjustable, 245 mm – 315 mm |
| OTA Weight | 2.2 kg (4.85 lbs) |
| Total Weight | Not available |
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