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4 x 4" Ultra Circular Polarizer Filter Kit 减少亮点并降低对比度

SKU: 93771924659

4.5
USD157.50 USD188.50

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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20

Description

减少亮点并降低对比度

设计用于精致的镜头和敏感表面。 非常适合镀膜光学器件和激光清洁应用。 符合政府镜头纸规格; 1 型、1 类产品规格 AA-50177。

是红外控制滤光片和中性密度滤光片的组合。 IRND是高清摄像机的理想选择,它具有更高的低光灵敏度,并且随后对IR污染的敏感性增加。 当使用标准中性密度滤光片来对抗HD传感器提供的增加的光敏度时,红外污染的影响变得更加明显。 该滤光片结合了ND滤光片和类似的红外控制滤光片,可消除红外光到达传感器的溢出,同时仍保持中性密度滤光片的额外曝光优势。

未涂布的。

4 x 4" Ultra Circular Polarizer Filter Kit 减少亮点并降低对比度Tiffen 4 x 4" UltraPol 401520UltraPolTiffen Tiffen 4 x 4UltraPol 4x+ 2

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