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IDAS Filters (by Type)
Hα-enhanced UV/IR blocking Filters
IDAS Type 4
Tri/Quad-color Imaging Filters
Light Pollution Suppression (LPS) Filters and Filter Plots
Nebula Contrast Booster
Filter Series: NB1/NB2/NB3
Broadband Solar Filters
Single Bandpass Narrowband Filters
Planetary Imaging Filters
NBZ Nebula Booster
Comet Filters
LPS-D3 (NGS1)
Light Pollution Supression Filters
Electronically Assisted Observing Filters

IDAS Filters (by Size/Shape)

Filter Accessories
Filter Accessories
IDAS is a trademark of ICAS Enterprise Japan