JJG 892-2011
Verification Regulation of Eye Refractometers (English Version)
- Standard No.
- JJG 892-2011
- Language
- Chinese, Available in English version
- Release Date
- 2011
- Published By
- National Metrological Verification Regulations of the People's Republic of China
- Status
- 2022-12
- Replace By
- JJG 892-2022
- Latest
- JJG 892-2022
- Replace
- JJG 892-2005
- Scope
- This procedure is applicable to the initial calibration, subsequent calibration and in-use inspection of all types of subjective and objective refractors.
JJG 892-2011 Referenced Document
- ISO 10342:2003 Ophthalmic instruments - Eye refractometers
- JJF 1059-1999 Evaluation and Expression of Uncertainty in Measurement
- JJG 1011-2006 Ophthalmometers
- JJG 922-2008 Verification Regulation of Standard Devices of Vertex Power for Eye Refractometers
JJG 892-2011 history
- 2022 JJG 892-2022 Optometre
- 2011 JJG 892-2011 Verification Regulation of Eye Refractometers
- 2005 JJG 892-2005 Eye Refractometers
- 1995 JJG 892-1995 Verification Regulation of Refractometers
JJG 892-2011 Verification Regulation of Eye Refractometers was changed to GMKOREA EDS-M-4637-2014 Low Linear Thermal Expansion Coefficient of 30% Talc-Filled Polypropylene and EPDM Rubber Blends (Version 5; English/Korean).
