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HERE ARE MIDWEST OPTICAL MIDOPT BP735-25.4 C-MOUNT, BP735-25.5, BP735-27, BP735-30.5, BP735-35.5, BP735-43 NEAR-IR BANDPASS FILTERS. NEVER BEEN USED BUT STILL LISTED THEM AS USED. LET ME KNOW IF THERE IS A SIZE OR OTHER QUANTITY YOU NEED THAT'S NOT LISTED AND I'LL CHECK TO SEE IF I HAVE IT.

TYPE: NEAR-IR BANDPASS FILTER

FILTER SIZE: M25.4, M25.5, M27, M30.5, M35.5, M43

SPECTRAL RANGE: 715-780nm

FWHM: 90nm

TOLERANCE: +/- 10 nm

MIN. PEAK TRANSMISSION: >90%

SURFACE QUALITY: 60/40

https://midopt.com/filters/bp735/

PLEASE SEE MY OTHER AUCTIONS FOR MORE GREAT DEALS!