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Filter Face-off: Optolong vs IDAS For Shooting Nebulas – AstroGear Today
![IDAS Light Pollution Suppression Filters - V4 Nebular Filter. LPS-V4 filter for Canon APS-C frame camera [HU-LPS-V4-EOS] - V4 Series - O'Telescope](https://content.invisioncic.com/r253704/store-HU-LPS-V4-EOS.jpg "IDAS Light Pollution Suppression Filters - V4 Nebular Filter. LPS-V4 filter for Canon APS-C frame camera [HU-LPS-V4-EOS] - V4 Series - O'Telescope")
IDAS Light Pollution Suppression Filters - V4 Nebular Filter. LPS-V4 filter for Canon APS-C frame camera [HU-LPS-V4-EOS] - V4 Series - O'Telescope
IDAS Filter Comparison
IDAS Filter Comparison
![IDAS UV/IR Blocking Filters. 48mm (for 2'') [HU-UIBARIII-48] - UV/IR cut Filters - O'Telescope](https://content.invisioncic.com/r253704/store-HU-UIBAR-48.jpg "IDAS UV/IR Blocking Filters. 48mm (for 2'') [HU-UIBARIII-48] - UV/IR cut Filters - O'Telescope")
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