SVBONY SV132 Telescope Filter, H-Beta Filter, 25nm 2 inches Visual Nebulosity Eyepiece Filter, for Horsehead Nebula California and Cocoon Nebulae in Dark Skies
SKU: B094Y5X34W (Updated 2022-02-25)
Price:
US$ 53.89
Description
Features & details
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
Manufacturer: SVBONY
Brand: SVBONY
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