| Manufacturer | Optolong |
|---|---|
| MPN | Q1I3000403Y |
| Brand | Optolong |
| Type | Filter |
Check the listing for details. Optolong IR Pass (685nm) Filter - 1.25". Condition: New. Listed at 94.34 USD. Optolong IR Pass 685nm filter is designed to block wavelengths below 670nm and can be used in IR-LRGB imaging to produce a sharper luminance image for the best planetary contrast as atmospheric seeing and distortion is much reduced at longer IR wavelengths.