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Showing 1 - 24 of 28 products
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Optolong Filter Optolong Clear Focusing FilterOptolong Filter Optolong Clear Focusing Filter
Optolong Optolong Clear Focusing Filter
From $28 CAD $34 CAD
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Optolong Filter 2" Optolong UV IR Cut FilterOptolong Filter Optolong UV IR Cut Filter
Optolong Optolong UV IR Cut Filter
From $52 CAD $62 CAD
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Optolong Filter 1.25" Optolong UHC Ultra-High Contrast Light Pollution FilterOptolong Filter Optolong UHC Ultra-High Contrast Light Pollution Filter
Optolong Optolong UHC Ultra-High Contrast Light Pollution Filter
From $66 CAD $78 CAD
In stock, 50 units
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Optolong Filter Optolong CLS Visual Light Pollution FilterOptolong Filter Optolong CLS Visual Light Pollution Filter
Optolong Optolong CLS Visual Light Pollution Filter
From $66 CAD $78 CAD
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Optolong Filter Optolong IR Pass 685nm Filter
Optolong Optolong IR Pass 685nm Filter
From $94 CAD $112 CAD
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Optolong Filter 2" Optolong Hydrogen-Beta 12nm Narrowband FilterOptolong Filter Optolong Hydrogen-Beta 12nm Narrowband Filter
Optolong Optolong Hydrogen-Beta 12nm Narrowband Filter
From $107 CAD $126 CAD
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Optolong Filter Optolong CLS CCD Light Pollution FilterOptolong Filter Optolong CLS CCD Light Pollution Filter
Optolong Optolong CLS CCD Light Pollution Filter
From $114 CAD $135 CAD
In stock, 17 units
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Optolong Filter Optolong 1.25" IF/IR/UV blocking filter on KG3 glass - OP-KG3-1Optolong Filter Optolong 1.25" IF/IR/UV blocking filter on KG3 glass - OP-KG3-1
Optolong Optolong IF/IR/UV blocking filter on KG3 glass
From $123 CAD
Only 1 unit left
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Optolong Filter 2" Optolong L-Pro Light Pollution FilterOptolong Filter Canon EOS-C Optolong L-Pro Light Pollution Filter
Optolong Optolong L-Pro Light Pollution Filter
From $178 CAD $212 CAD
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Optolong Filter 1.25" Optolong Hydrogen-Alpha 7nm FilterOptolong Filter 31mm Optolong Hydrogen-Alpha 7nm Filter
Optolong Optolong Hydrogen-Alpha 7nm Filter
From $189 CAD $226 CAD
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Optolong Filter Optolong O-III 6.5nm Filter
Optolong Optolong O-III 6.5nm Filter
From $189 CAD $199 CAD
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Optolong Filter 2" Optolong L-eNhance Dual Narrowband Filter (H-Alpha and H-Beta/O-III)Optolong Filter Optolong L-eNhance Dual Narrowband Filter (H-Alpha and H-Beta/O-III)
Optolong Optolong L-eNhance Dual Narrowband Filter (H-Alpha and H-Beta/O-III)
From $213 CAD $254 CAD
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Optolong Filter Optolong Venus U Planetary Filter
Optolong Optolong Venus U Planetary Filter
From $245 CAD
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Optolong Filter Optolong L-Quad Enhance Filter (L-QEF) Quad Bandpass Light Pollution Suppression FilterOptolong Filter Optolong 2" L-Quad Enhance Filter (L-QEF) Quad Bandpass Light Pollution Suppression Filter
Optolong Optolong 2" L-Quad Enhance Filter (L-QEF) Quad Bandpass Light Pollution Suppression Filter
$265 CAD $283 CAD
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Optolong Filter 1.25" Optolong LRGB Filter SetOptolong Filter 31mm Optolong LRGB Filter Set
Optolong Optolong LRGB Filter Set
From $273 CAD $325 CAD
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Optolong Filter 2" Optolong L-eXtreme 7nm Dual Narrowband Filter (H-Alpha and O-III)Optolong Filter Optolong L-eXtreme 7nm Dual Narrowband Filter (H-Alpha and O-III)
Optolong Optolong L-eXtreme 7nm Dual Narrowband Filter (H-Alpha and O-III)
From $287 CAD $339 CAD
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Optolong Filter Optolong L-Ultimate 3nm Dual Narrowband Filter (H-Alpha and O-III)Optolong Filter Optolong L-Ultimate 3nm Dual Narrowband Filter (H-Alpha and O-III)
Optolong Optolong L-Ultimate 3nm Dual Narrowband Filter (H-Alpha and O-III)
From $343 CAD $410 CAD
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Optolong Filter Optolong L-Para (L-Parallels) Filter 2" Mounted - OPT-L-PARA-2Optolong Filter Optolong L-Para (L-Parallels) Filter 2" Mounted - OPT-L-PARA-2
Optolong Optolong L-Para (L-Parallels) Filter 2" Mounted - OPT-L-PARA-2
$345 CAD $368 CAD
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Optolong Filter Optolong 2" L-Synergy 7nm Dual Narrowband Filter (SII and O-III)
Optolong Optolong 2" L-Synergy 7nm Dual Narrowband Filter (SII and O-III)
$412 CAD $433 CAD
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Optolong Filter Optolong L-eXtreme F2 Fast Optics Dual Narrowband Filter (H-Alpha and O-III)Optolong Filter Optolong L-eXtreme F2 Fast Optics Dual Narrowband Filter (H-Alpha and O-III)
Optolong Optolong L-eXtreme F2 Fast Optics Dual Narrowband Filter (H-Alpha and O-III)
$439 CAD
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Optolong Filter 1.25" Optolong LRGB + H-Alpha 7nm 5 Piece Filter SetOptolong Filter 31mm Optolong LRGB + H-Alpha 7nm 5 Piece Filter Set
Optolong Optolong LRGB + H-Alpha 7nm 5 Piece Filter Set
From $440 CAD $524 CAD
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Optolong Filter Optolong 3nm Oxygen-III Filter
Optolong Optolong 3nm Oxygen-III Filter
From $481 CAD
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Optolong Filter Optolong L1 Dual - Combo Set (L-Quad Enhance and L-Para) - OPT-L1-DUALOptolong Filter Optolong L1 Dual - Combo Set (L-Quad Enhance and L-Para) - OPT-L1-DUAL
Optolong Optolong 2" L1 Dual - Combo Set (L-Quad Enhance and L-Para) - OPT-L1-DUAL
$546 CAD $558 CAD
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Optolong Filter 1.25" Optolong 7nm/6.5nm SHO S-II/H-Alpha/O-III 3 Piece Filter SetOptolong Filter 31mm Unmounted Optolong 7nm/6.5nm SHO S-II/H-Alpha/O-III 3 Piece Filter Set
Optolong Optolong 7nm/6.5nm SHO S-II/H-Alpha/O-III 3 Piece Filter Set
From $553 CAD $677 CAD
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