The luminance channel is probably the most important for a successful astrophoto! Sharpness, contrast and low noise of the luminance data are decisive in order to be able to achieve the best possible quality in the finished result! The pass bands of these filters are like this chosen so that an optimally sharp and high-contrast image can be obtained with all optics and any CCD camera.

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Ideal addition to the Astronomik ProPlanet IR 742 for imaging the moon and planets, with telescopes larger then 10" (250mm) when the seeing is poor.
47.76 €