眼睛安全

即便是低功率激光束,也会对人眼造成危害。 探测器越灵敏,就越精细。人眼仍然远远不及终极光子探测器 – 即便眼睛里有内置安全机制(例如眨眼反射),但仍然很容易受伤。

CDRH标准中定义了依照人类风险划分的激光安全类别。这些标准还定义了测试设置,以保证这些安全类别客观,并且能够被普遍理解和应用

Ophir为参与此类测量的人员提供功率探头配件。这些包括直径为7mm(黑暗中的搣标准攠瞳孔直径)以及3.5mm(日光下的搣标准攠瞳孔直径)的孔径,可用于Ophir的揚D300攠系列光电二极管探头。

PD300RM-UVA: Ophir’s New Irradiance and Dosage Sensor

The PD300RM-UVA has a 2.75 mm aperture that allows better mapping of the irradiance uniformity of wide beams and also permits measuring higher irradiance and dosage levels than its siblings (up to 15 W/cm2). Due to a unique diffuser geometry its cosine correction is comparable to sensors with much larger apertures.

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