Reading glasses testing
Spectroplus tests reading glasses to BS EN 14139:2010 standard
The Tests in this standard include the following:
- Optical power, astigmatism, & prism. (Focimeter Test)
- Measuring Centration distance.
- Dimensional stability at elevated temperature.
- Resistance to perspiration
- Bridge deformation
- Frame endurance test
- Ignition test
- Frame measurements & dimensions
- Checking markings
- Indications on Packaging & warnings
- Nickel test (metals only)