Uncategorized · Astrophoto Filter

Optolong L2 Dual Combo Narrow Band Filter Set 2" Mounted (OPT-L2-DUAL-COMBO-2)

Optolong · sold by All-Star Telescope Canada · CAD 796.95 · in stock

L2 Dual-Combo Set includes two premium filters: one L-eXtreme and one L-Synergy. L2 Dual-Combo Set Usage L-eXtreme: The L-eXtreme is a dual-narrowband filter (OIII-7nm & Ha-7nm) designed to exclusively transmit the key nebula emission lines of OIII (500.7nm) and Ha (656.3nm). By effectively blocking all other light pollution emission lines, it ensures that only the signals from OIII and Ha elements are captured during imaging, achieving maximum effective transmission. L-Synergy: The L-Synergy is a dual-narrowband filter (OIII-7nm & SII-7nm) that guarantees high transmission for both the SII…

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