OPTOLONG 36mm" H-ALPHA 7nm FILTER
OPTOLONG 36mm" H-ALPHA 7nm FILTER
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OPTOLONG 36mm" H-ALPHA 7nm FILTEROPTOLONG 36mm" H-ALPHA 7nm FILTER

OPTOLONG 36mm" H-ALPHA 7nm FILTER

Optolong FiltersSKU: O-HA-36
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Price:
$269.99
Stock:
In stock (7 units), ready to be shipped
  • Description
  • H-alpha 7nm 2" Filter
  • A very narrow emission-line filter
  • Permits a 7nm bandwidth of light (focused on the 656nm wavelength) through
  • Blocks transmission of contrast-killing light pollution wavelengths

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