IDAS

IDAS LPS-D3(formerly NGS1) filters enhance the contrast of astronomical emission nebulae against a sky with both man-made and natural* sky glow so...

Features on LPS-P3 Updated version from LPS-P2 and LPS-D1 Primary targets of light pollution are mercury and high/low sodium vapor lines More str...

IDAS NB Filters are designed to enhance the contrast of emission nebula, yet accommodate the filter spectral shift* when used with modern fast opti...

DAS NBZ Filters are designed to enhance the contrast of Hα and OIII emission nebula, yet accommodate the filter spectral shift when used with mode...

IDAS NBZ UHS(Ultra High Speed) versions The IDAS Nebula Booster 48mm Filter is designed to enhance the contrast of Ha (Hydrogen Alpha) and OIII (O...

IDAS UV/IR blocking filters are designed for use with lens optical systems, which are typically not corrected for the UV and IR bands. These filter...

IDAS UV/IR blocking filters are designed for use with lens optical systems, which are typically not corrected for the UV and IR bands. These filter...