GB/T 45706-2025 Active National standards

GB/T 45706-2025 Uncut finished spectacle lenses—Test methods of refractive index

Publish Date: 2025-05-30 Implement Date: 2025-12-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 45706-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Other daily necessities

ICS Name: Ophthalmic equipment

Publish Date: 2025-05-30

Implement Date: 2025-12-01

Pages: 20 pages

Scope

This document describes the refractive index measurement of eyeglass lenses using the V prism method, the Abbe refractometer method, the Michelson interferometer method, and the immersion method in media, respectively.
This document is applicable to the measurement of the refractive index of eyeglass lenses.