Explore Scientific Narrowband Filters | Ontario Telescope

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Showing 1 - 9 of 9 products

Explore Scientific 1.25-inch hydrogen-alpha 12nm narrowband nebula filter shown face on, the coated glass mounted in a black threaded cell

Angled view of the Explore Scientific 1.25-inch hydrogen-alpha 12nm nebula filter showing the cell and its 1.25-inch threads

Explore Scientific Explore Scientific 1.25-inch Hydrogen-Alpha 12nm Narrowband Nebula Filter

$225.95 CAD

Explore Scientific 1.25-inch S-II 12nm narrowband nebula filter shown face on, the coated glass held in a black threaded metal cell

The Explore Scientific 1.25-inch S-II 12nm nebula filter viewed from another angle, showing the depth of the mounted cell and its filter threads

Explore Scientific Explore Scientific 1.25-inch Sulphur II 12nm Narrowband Nebula Filter

$225.95 CAD

Oxygen III 2" Filter

Oxygen III 2" Filter

Explore Scientific Explore Scientific 2-inch Oxygen III (OIII) Nebula Filter

$184.20 CAD

Explore Scientific 1.25-inch S-II 6.5nm narrowband nebula filter seen face on, showing the coated glass in its black threaded cell

Angled view of the Explore Scientific 1.25-inch S-II 6.5nm nebula filter showing the mounted cell and its 1.25-inch filter threads

Explore Scientific Explore Scientific 1.25-inch Sulphur II 6.5nm Narrowband Nebula Filter

$281.95 CAD

H-Beta Filter 2"

H-Beta Filter 2"

Explore Scientific Explore Scientific 2-inch H-Beta Nebula Filter

$253.95 CAD

Explore Scientific 2-inch hydrogen-alpha 12nm narrowband nebula filter shown face on, coated glass in a black threaded 2-inch cell

Angled view of the Explore Scientific 2-inch hydrogen-alpha 12nm nebula filter showing the cell and its 2-inch filter threads

Explore Scientific Explore Scientific 2-inch Hydrogen-Alpha 12nm Narrowband Nebula Filter

$352.95 CAD

Explore Scientific 2-inch S-II 12nm narrowband nebula filter shown face on, the coated glass held in a black threaded 2-inch cell

Angled view of the Explore Scientific 2-inch S-II 12nm nebula filter showing the depth of the cell and its 2-inch threads

Explore Scientific Explore Scientific 2-inch Sulphur II 12nm Narrowband Nebula Filter

$352.95 CAD

Explore Scientific 2-inch S-II 6.5nm narrowband nebula filter shown face on, coated glass in a black threaded 2-inch cell

Angled view of the Explore Scientific 2-inch S-II 6.5nm nebula filter showing the cell depth and its 2-inch filter threads

Explore Scientific Explore Scientific 2-inch Sulphur II 6.5nm Narrowband Nebula Filter

$422.95 CAD

Explore Scientific 2-inch hydrogen-alpha 7nm narrowband nebula filter shown face on, coated glass in a black threaded 2-inch cell

Angled view of the Explore Scientific 2-inch hydrogen-alpha 7nm nebula filter showing the cell and its 2-inch filter threads

Explore Scientific Explore Scientific 2-inch Hydrogen-Alpha 7nm Narrowband Nebula Filter

$422.95 CAD