Optolong Filters

L-Extreme 1.25" Dual Band Filter

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Product Overview

L-eXtreme is a two 7nm bandpass filter which can be used with cameras, it is also more suited for fast systems. Unlike the L-eNhance filter which is a tri-band (transmits Hb, Ha, and OIII), the L-eXtreme filter is dual band that passes Ha and OIII emission lines.


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