SV132 H-Beta Narrowband Filter 25nm Visual Nebulosity 2inch Telescope Filter

SV132 H-Beta Narrowband Filter 25nm Visual Nebulosity 2inch Telescope Filter

Name: SV132 H-Beta Narrowband Filter 25nm Visual Nebulosity 2inch Telescope Filter
Brand: Svbony
SKU: W9102B
Price: 58.99 USD
Availability: InStock
Rating: 5 (1 reviews)

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Key Features

Elusive Dark Nebula Visualization

Unlocks clear views of Horsehead, California and Cocoon Nebulae in dark skies, solving the problem of faint nebula invisibility.

486nm Blue Line Spectrum Targeting

Focuses on 486nm blue line spectrum nebulae, filters out interfering light to significantly improve nebula contrast.

Large-Aperture Telescope Compatibility

Requires large-aperture telescopes to ensure sufficient luminous flux, ideal for deep-sky nebula observation in dark environments.

Durable Metal Mount Design

Sturdy metal frame with precise threading, ensuring stable installation without light leakage during observation.

2" Universal Fit

Standard 2" filter threads, perfectly compatible with 2" eyepieces and threaded diagonal barrels for seamless integration.

2" Eyepiece Filter; with metal mount 2" filter threads
For Horsehead Nebula California; and Cocoon Nebulae in Dark Skies
Mainly aimed at the 486nm (blue) line spectrum nebula; filters out the interference of other light; can improve the contrast of the nebula
Through the use of filters; the Horsehead Nebula can be clearly seen; filter with metal mount 2" filter threads; threaded to fit 2" eyepieces and threaded diagonal barrels
To see a sufficiently dark nebula; ensure a large enough luminous flux; needs to be observed with a large-aperture telescope