Optolong OIII 6.5nm Filter - 1.25" Mounted
This filter is used for visual observation of emission, planetary nebulae, and supernova remnants, enhancing structural details similar to an RGB image.
- The filters of Optolong are not designed for sun observation.
- Narrowband filters increase contrast between nebula and night sky without eliminating light pollution or increasing nebula brightness.
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- Default Title — 159.00 USD — In stock
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