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Chroma Narrowband Filter - OIII 3nm - 50mm Square Unmounted

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0.15 kg
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including VAT 20.00 % ( £126.67 )

CHROMA Narrowband Filters - OIII 3nm - 50 x 50mm SQUARE Unmounted


OIII 3nm Narrow Band filters isolate the doublet emission of doubly ionized Oxygen.

After ionized hydrogen, this is the next most common emission when imaging nebulae.

Doublet emission occurs at 495.9 and 500.7 nm.

Wavelength (CWL): 500

Bandwidth (FWHM): 3

Available on back order. Usual delivery time 7-15 days.


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