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Baader 3.5 nm H-Alpha Enforced Narrowband CCD Filter - 50 mm Square Unmounted - FHALNU-SQ50

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SKU: BAD-FHALNU-SQ50

Baader 3.5 nm H-Alpha Enforced Narrowband Filter
50 mm SquareUnmounted

Delve into the extremely narrowband world of H-alpha at 3.5 nm! See more signal from the faintest parts of an emission nebula and block out more stars so that as much of the nebula as possible shines through.

Baader Enforced Narrowband filters have extremely homogenous coatings and a highly precise center wavelength (CWL) to produce the highest level of contrast. The work well with focal ratios from f/10 to f/3.5.

This Baader 3.5 nm H-Alpha Enforced Narrowband filter is 50 mm square and unmounted.