Alstar 1.25" Narrowband H-Beta Filter
$69.99
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Free shipping
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$69.99
Price when purchased online
Free shipping
Free 30-day returns
Sold and shipped by hasur-hasur.com
Free 30-day returns Details
Product details
| Management number | 208573459 | Release Date | 2026/03/22 | List Price | $28.00 | Model Number | 208573459 | ||
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| Category | |||||||||
- Substrate is fine optically polished plane parallel to deliver a smooth and accurate 1/4 wavefront over the entire surface
- Have extremely high transmissions; while completely rejecting light pollution as well as the important blocking of longer wavelengths
- The high optical quality of the Alstar filters guarantees no loss in sharpness or contrast
- Executes with a transmission of over 90 percent and completely rejects light pollution
- Filter with metal mount 1.25 inch filter threads on both sides
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