Optolong Dual-Band Filters

Optolong's L-series runs from broad to ultra-narrow: the tri-band L-eNhance for light-polluted skies, the 7nm L-eXtreme, and the 3nm L-Ultimate for maximum contrast. The L-Synergy passes SII and OIII for Hubble-palette-style colour, and the L-eXtreme F2 is built for f/2 optics such as RASA and HyperStar. Part of Dual-Band & Multi-Band Filters.

11 products

Showing 1 - 11 of 11 products

Showing 1 - 11 of 11 products
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L-Extreme 2" Dual Band FilterL-Extreme 2" Dual Band Filter
Optolong Filters L-Extreme 2" Dual Band Filter
$439.99 CAD
L-Extreme 1.25" Dual Band FilterL-Extreme 1.25" Dual Band Filter
Optolong Filters L-Extreme 1.25" Dual Band Filter
$339.99 CAD
Optolong L-Extreme F2 Dual-Band Filter 2"Optolong L-Extreme F2 Dual-Band Filter 2"
Optolong Filters Optolong L-Extreme F2 Dual-Band Filter 2"
$449.99 CAD
Optolong L-Ultimate dual-3nm filterOptolong L-Ultimate dual-3nm filter
Optolong Filters Optolong L-Ultimate dual-3nm filter
$549.99 CAD
Optolong L-Synergy dual-narrow band filter FWHM7nmOptolong L-Synergy dual-narrow band filter FWHM7nm
Optolong Filters Optolong L-Synergy dual-narrow band filter FWHM7nm
$429.99 CAD
Optolong L2 Dual-Combo Set (L-eXtreme&L-Synergy)Optolong L2 Dual-Combo Set (L-eXtreme&L-Synergy)
Optolong Filters Optolong L2 Dual-Combo Set (L-eXtreme&L-Synergy)
$799.99 CAD
L-eNhance 2"L-eNhance 2"
Optolong Filters L-eNhance 2"
$329.99 CAD
L-eNhance 1.25"L-eNhance 1.25"
Optolong Filters L-eNhance 1.25"
$259.99 CAD
Optolong L-Quad Enhance Filter
Optolong Filters Optolong L-Quad Enhance Filter
$289.99 CAD
L-eNhance for Canon APS-CL-eNhance for Canon APS-C
Optolong Filters L-eNhance for Canon APS-C
$369.99 CAD
Optolong L-eXtreme Nikon Z full frame clip-in dual narrowband Ha OIII filter for emission nebula astrophotographyOptolong L-eXtreme Nikon Z clip-in filter shown from an angle detailing the full-frame clip mount
Optolong Filters Optolong L-eXtreme Nikon Z Full Frame ILDC Clip-in Filter
$364.99 CAD

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