Diffraction Spikes Bahtinov Focusing Mask for Telescopes Dew Shield Diameter from 105mm -148mm
4.1 (130 items)
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Product details
| Management number | 215171605 | Release Date | 2026/04/12 | List Price | US$32.18 | Model Number | 215171605 | ||
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William Optics Diffraction Spikes is an ultra high optical transmission Bahtinov mask which produces the clearest, brightest and longest diffraction spikes facilitating focusing with ease and accuracy.
- Optical transmission: 92% and above
- Made with optical grade PMMA material
- Easy to mount on 3" – 4.2" refractor telescope
| UPC | 023165078370 |
|---|---|
| Brand | William Optics |
| Finderscope | Reflex |
| Item Weight | 5.6 Ounces |
| Manufacturer | William Optics |
| Manufacturer Part Number | BM-DS-GR55 |
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