Light pollution reduction (LPR) filters function by selectively blocking specific wavelengths of light emitted by certain artificial sources, such as high-pressure sodium streetlights, which ...
If you already own one of the best telescopes and you want to safely view the partial solar eclipse on the 29 March, you may want to opt for a filter instead of buying a whole new solar telescope just ...
Knight Optical can offer UV interference bandpass filters for use in Astronomy. We supply a range of UV interference bandpass filters for a range of applications – all individually QA checked and ...
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