🎉 Up to 70% Off Selected ItemsShop Sale
Select Size
From $41.69
Antares Ultra High Contrast Nebula Filter—
$41.69
The Story
UHC is a filter that blocks the visual spectrum except for wavelengths between 480nM and 510nM. Often called a Nebular or ALP (anti-light pollution) filter, this allow passage of ionized oxygen and hydrogen lines, but blocks light pollution reflectance from mercury and sodium vapor lamps.
2" Filter is a Sky-Watcher filter
Description
UHC is a filter that blocks the visual spectrum except for wavelengths between 480nM and 510nM. Often called a Nebular or ALP (anti-light pollution) filter, this allow passage of ionized oxygen and hydrogen lines, but blocks light pollution reflectance from mercury and sodium vapor lamps.
2" Filter is a Sky-Watcher filter
