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Astromania 1.25' Narrowband H-Beta Filter

4.8 (1) Write Review
Free shipping on orders over $29.99

$69.99

$ 31 .99 $31.99

In Stock

1.Size:2 Inch


About this item

  • Filter with metal mount 1.25 inch filter threads on both sides
  • Executes with a transmission of over 90 percent and completely rejects light pollution
  • The high optical quality of the Astromania filters guarantees no loss in sharpness or contrast
  • Have extremely high transmissions while completely rejecting light pollution as well as the important blocking of longer wavelengths
  • Substrate is fine-optically polished plane parallel to deliver a smooth and accurate 0.25 wavefront over the entire surface



4.5 out of 5 stars Best Sellers Rank
  • #144 in Telescope Filters
 Is Discontinued By Manufacturer No Date First Available April 21, 2016 Manufacturer Astromania Country of Origin China

Product Description

Freedom to Choose

Sutiable Diameter

1.25"

Sutiable Diameter

1.25"

Sutiable Diameter

1.25"

Filter Type

High-End Nebula Filter

Filter Type

High-End Nebula Filter

Filter Type

High-End Nebula Filter

Function Point

Blocks the infamous stray light and light from mercury and sodium vapour lamps.

Function Point

Allows high-contrast imaging even in areas with strong light pollution.

Function Point

Blocks the light from mercury and sodium-vapour lamps.

1

Astromania 1.25" H-Beta filter improve contrast between the object and the night sky background, providing a particularly good image under a dark sky, which is particularly useful for observing the Horsehead nebula, Cocoon nebula and California nebula.

2

Easy To Install - Just One Step To Achieving!

5

Astromania 1.25" Narrowband H-Beta Filter - Good and Trustworthy Partner

6

ゆーと
Reviewed in Japan on June 6, 2023
明るい星の周りにゴーストが出ますが、撮像結果は正しくHβ画像が撮れていると思います。
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