中性密度滤光片
中性密度滤光片

中性密度滤光片

中性密度滤光镜也叫中灰密度镜片,简称ND镜片,它的作用是过滤光线。这种滤光效果是非选择性的,也就是说,ND镜对各种不同波长的光线还原能力是相同的、均匀的,只起到弱光的作用,而对原有物体的颜色不会产生任何影响,因此能够真实地再现景物的对比度。

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描述

中性密度滤光片规格
衰减波长:200nm-1550nm
吸收率:OD=0。 5、OD=1、OD=2、OD=3、OD=5、OD=10、OD=20、OD=30


衰减波长:
1.紫外波长:250nm至380nm,吸收后透射20%、50%
2.可见光波长:400nm至700nm,吸收后透过率99%、90%、80%、70%、50%、30%、20%、10%。
3. VIS+NIR:400nm至1000nm OD=0。 5、OD=1、OD=2、OD=3、OD=5、OD=10、OD=20、OD=30
4、光通讯波长:1200nm、1310nm、1550nm,吸收率70%、20%、50%、1%后透过率
5.尺寸:2mm至200mm+/-0。 1
6、表面质量:40-20
7. 平整度:1/4lambda以上
8. 保护倒角


中性密度滤光片的应用
激光器、摄像机、光学衰减滤光片、安全摄像机、紫外线测量仪等。

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