GB 45185-2024 Optometry products - Safety technical specifications of finished spectacles
1 Scope
This document defines the terms and definitions for finished spectacles of optometry products, specifies the safety technical requirements, and describes the corresponding test methods.
This document is applicable to finished spectacles of optometry products.
2 Normative references
The following normative documents contain provisions which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 26397 Ophthalmic optics - Terminology
GB/T 39552.2-2020 Sunglasses and sunglare filters - Part 2: Test methods
GB 45184 Optometry products - Safety technical specifications of components
ISO 13666 Ophthalmic optics - Spectacle lenses - Vocabulary
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 26397, GB 45184 and ISO 13666, and the following apply.
3.1
finished spectacle
various types of ready-to-use spectacles
Note: The types referred to here generally include ordinary spectacles, partially enclosed or fully enclosed eye shields, flip-up or detachable auxiliary lenses, etc. Common finished spectacles include prescription assembled spectacles, near-vision spectacles, sunglasses, swimming goggles, alpine snow goggles, special spectacles for motor vehicle driving, polarized 3D spectacles, and so on.
3.2
assembled spectacle
finished spectacle that is assembled from lenses with vertex power and a spectacle frame
Note: Assembled spectacles are classified into prescription assembled spectacles and near-vision spectacles.
3.3
prescription assembled spectacle
assembled spectacle manufactured in accordance with the spectacle processing order or specific requirements
Contents
Foreword II
1 Scope
2 Normative references
3 Terms and definitions
4 Safety technical requirements
4.1 General
4.2 Vertex power
4.3 Cylinder axis direction
4.4 Centration point position
4.5 Transmittance properties
5 Test methods
5.1 Test conditions
5.2 Vertex power
5.3 Cylinder axis direction
5.4 Centration point position
5.5 Transmittance properties
Annex A (Normative) Weighting functions for relative visual attenuation coefficient (incandescent signal lamps) calculation
GB 45185-2024 Optometry products - Safety technical specifications of finished spectacles
1 Scope
This document defines the terms and definitions for finished spectacles of optometry products, specifies the safety technical requirements, and describes the corresponding test methods.
This document is applicable to finished spectacles of optometry products.
2 Normative references
The following normative documents contain provisions which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 26397 Ophthalmic optics - Terminology
GB/T 39552.2-2020 Sunglasses and sunglare filters - Part 2: Test methods
GB 45184 Optometry products - Safety technical specifications of components
ISO 13666 Ophthalmic optics - Spectacle lenses - Vocabulary
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 26397, GB 45184 and ISO 13666, and the following apply.
3.1
finished spectacle
various types of ready-to-use spectacles
Note: The types referred to here generally include ordinary spectacles, partially enclosed or fully enclosed eye shields, flip-up or detachable auxiliary lenses, etc. Common finished spectacles include prescription assembled spectacles, near-vision spectacles, sunglasses, swimming goggles, alpine snow goggles, special spectacles for motor vehicle driving, polarized 3D spectacles, and so on.
3.2
assembled spectacle
finished spectacle that is assembled from lenses with vertex power and a spectacle frame
Note: Assembled spectacles are classified into prescription assembled spectacles and near-vision spectacles.
3.3
prescription assembled spectacle
assembled spectacle manufactured in accordance with the spectacle processing order or specific requirements
Contents of GB 45185-2024
Contents
Foreword II
1 Scope
2 Normative references
3 Terms and definitions
4 Safety technical requirements
4.1 General
4.2 Vertex power
4.3 Cylinder axis direction
4.4 Centration point position
4.5 Transmittance properties
5 Test methods
5.1 Test conditions
5.2 Vertex power
5.3 Cylinder axis direction
5.4 Centration point position
5.5 Transmittance properties
Annex A (Normative) Weighting functions for relative visual attenuation coefficient (incandescent signal lamps) calculation
