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OXYGEN III NARROWBAND FILTER - 1.25" - SKU# 93623
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$127.95
$99.95

OXYGEN III NARROWBAND FILTER - 1.25" - SKU# 93623

Celestron

The 1-1/4" OIII narrowband filter isolates just the two doubly-ionized oxygen lines (496 and 501nm lines) emitted by planetary and emission nebula...

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$127.95
$99.95
Save 22%
OXYGEN III NARROWBAND FILTER - 2" - SKU# 93624
Save 26%
$175.95
$129.95

OXYGEN III NARROWBAND FILTER - 2" - SKU# 93624

Celestron

The 2" OIII narrowband filter isolates the two doubly-ionized oxygen lines (496 and 501 nm lines) Filter has ultra-hard, vacuum-deposited coating ...

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$175.95
$129.95
Save 26%

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