Baader Planetarium Narrowband Oxygen-III Filter 8.5nm 2"
|Baader Planetarium 2" Oxygen-III narrowband CCD filters deliver outstanding transmission with a sharp and narrow 8.5nm bandpass that totally blocks all light pollution and longer wavelengths. |
Delivers the highest contrast CCD images possible at the 7-8.5nm emission lines. Baader's world-leading optical quality and coating consistency ensures maximum contrast with no loss of image sharpness.
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