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Optics and photonics. Test method for refractive index of optical glasses. V-block refractometer method.

Optics and photonics. Test method for refractive index of optical glasses. Minimum deviation method.

Optics and photonics — Test method for refractive index of optical glasses — Part 2: V-block refractometer me…

Overview ISO 21395-2:2022 sets out a precise optical test method for measuring the refractive index of optical glasses using the V-block refractometer method. Developed by ISO (International Organiza…

Optics and photonics — Test method for refractive index of optical glasses — Part 1: Minimum deviation method

Overview ISO 21395-1:2020 - "Optics and photonics - Test method for refractive index of optical glasses - Part 1: Minimum deviation method" specifies a high‑accuracy laboratory method to measure the…