IDAS Light Pollution Suppression (LPS) Filter - V4 (Nebular filter) (1.25")

IDAS Light Pollution Suppression (LPS) Filter - V4 (Nebular filter) (1.25")


The IDAS LPS-V4 filter is designed to provide maximum contrast between key astronomical emission lines and a light polluted sky. These filters incorporate IDAS MBT, UFP, and IGAD technologies to insure undegraded and extremely durable optical performance.

LPS-V4 filters are available as camera-body-mounted filters (LPS-V4-37) for Canon digital cameras or as screw-in filters for telescopes or telephoto lenses.

Price does not include shipping and brokerage, which will be confirmed before actual payment is taken.


  • 1.25" filter threaded
  • Near IR is blocked completely, eliminating the need for an additional filter to block IR
  • In combination with a Kenko R1 filter, this can be used as a 19nm bandpass H-alpha filter
  • Retains the excellent color balance of the LPS-V3 filter when one-shot color cameras are used
  • Easy creation of H-alpha enhanced color images
  • Made in Japan