365nm 窄带滤光片,380nm窄带滤光片,394nm窄带滤光片,405nm窄带滤光片,420 nm窄带滤光片,430nm窄带滤光片,440nm窄带滤光片,450nm窄带滤光片,465nm窄带滤光片,470nm窄带滤光片,490nm窄带滤光片,520nm窄带滤光片,532nm窄带滤光片,546nm窄带滤光片,550nm窄带滤光片,560nm窄带滤光片,570nm窄带滤光片,580nm 窄带滤光片,590nm窄带滤光片,600nm窄带滤光片,620nm窄带滤光片,635nm窄带滤光片,648nm窄带滤光片,654nm窄带滤光片,660nm窄带滤光片,670nm窄带滤光片,690nm窄带滤光片,720nm窄带滤光片,740nm窄带滤光片,760nm窄带滤光片,780nm窄带滤光片,808nm窄带滤光片,810nm窄带滤光片,830nm窄带滤光片,845nm窄带滤光片,850nm窄带滤光片,860nm窄带滤光片,870nm窄带滤光片,880nm窄带滤光片,905nm窄带滤光片,940nm窄带滤光片,980nm窄带滤光片,1000nm窄带滤光片,1050nm窄带滤光片,1064nm窄带滤光片,1080nm窄带滤光片。
类型:一般可做350nm~2000nm以内的任意个波长,透过率大于70%以上,截止波长从200nm到3500nm以内任意波段,截止深度有1OD~6OD
让可见光彻底的过滤掉只保留需要用的近红外线940nm光线,以供CCD或CMOS感光芯片成黑白图像,通过生物识别系统计算法,测试出人眼,虹膜,面相等特征.以识别不同的人特点,起到门禁安防,酒店,娱乐场所监控,工厂或办公室考勤。2100433B