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> Optical filter 670EFLP 25MM red and ir transmitting
Optical filter 670EFLP 25MM red and ir transmitting
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Check out my other items! This is a second from OEM production, with performance meeting all requirements, but some blemish in coating.
This filter is for isolating the deep red and NIR. The cut-on wavelength is at 670nm with good transmission from 675nm to 1000nm++.
Cut on 670+-3nm, Transmission 675 to 100+nm, Transmission 85% average, attenuation range from UV to 650nm, size 25mm +0-.5mm
If you are still not finding a good match, follow my links to Omega's Build a Filter. With a note to the effect that cosmetic seconds are acceptable, you will be surprised how economical an exact match can be.
For much more information on interference filters and their applications please visit my blog at www.bjomejag.squarespace.com/ . If you have ideas for additional topics to elaborate on, do leave a note.
