PDF
GB/T 27995.1-2025 Active
GB/T 27995.1-2025 Semi-finished spectacle lens blanks—Part 1:Single-vision and multifocal
Abstract
This document specifies the requirements for the optical and geometric performance of semi-finished lens blanks with completed single-focus and multifocal surfaces, and describes the corresponding testing methods.
This document is applicable to single-focus and multifocal semi-finished lens blanks.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 27995.1-2025 |
| CCS | Other daily necessities |
| ICS | Ophthalmic equipment |
| Implement Date | 2026-03-01 |
Price
$ 66
Subtotal
$ 66
Tax
$ 0.00
Order Total (incl. tax)
$ 66