Main centres: | 1-3 business days |
Regional areas: | 3-4 business days |
Remote areas: | 3-5 business days |
¯??Introduction:
UV/IR Cut filters are IR and UV cut-off filters for astronomical photography, which can effectively prevent interference from IR and UV rays and provide focus and dust protection. UV-IR filters are used in all digital cameras, CCD cameras and webcams for photo processing technology. High transmittance visual band (420 nm ~ 680 nm), including H-Alpha (656 nm), S-II (672 nm) and NII lights. They are used to concentrate light and protect against dust.
Specifications:
Brand | OPTOLONG? |
Size | 2 |
Metal Frame Material | Aviation Aluminum |
Thread | M48*0.75 |
Peak transmittance | Tmax¯??95% @ 420nm-680nm |
Blocking Area | >OD3(0.1%) @ 300-1100nm |