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designed to provide bright
and superior flat field characteristics
Large handwheels - can also be operated with gloves
In a matter of weeks
Nebula Filter S-II 1.25-inch 12nm Filter Type_CLS designed to provide brightIn addition to the turbulence in the air, the brightening of the night sky is the greatest obstacle to observing faint objects beyond the solar system. Street lights and other artificial lighting mean that the sky in human settlements is no longer properly black. As a result, the contrast and thus the perception of the deep sky objects also suffer. Depending on the type of celestial object, however, part of the interfering light can be filtered out,
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