About Sunglasses Testing
2021-12-30
Sunglasses is a kind of visual protection to prevent the sun's strong stimulation from causing damage to the eyes, but also a fashion or reflect personal style of special decorations. So sunglasses must can be filter the harmful rays from sunlight. The quality of sunglasses is determined by testing. So how do you test sunglasses? We'll introduce sunglasses detection method and standard in details.
There are regulation and standard
1. EU : Regulation (EU) 2016/425 ，EN ISO 12312-1+A1:2015
2. US : 16 CFR 801.410，ANSI Z80.3
3. AS : AS NZS 1067.1
Main test project
1.Transmittance and filter categories,UV400:
to test the lens absorb wave length to jude if the lenses are available or not
Test As Below
1.Minimum robustness of filters
The ball is 22 mm in diameter and applies a force of 100 n for 10 seconds
After the test:
Lenses shall not be broken, and there shall be no indentation on carbon paper
After test：Lenses shall not be broken
No bubbles, scratches, inclusions, dull spots, pitting, mould marks, notches, reinforced areas, specks, beads, water specks, pocking, gas inclusions, splintering, cracks, polishing defects or undulations.
After test：Do not ignite, or do not continue to burn after the test rod is withdrawn
The test shall be repeated for 3 times and the average value shall be taken as the result.
Information and Identification
For Cat.4 “Not suitable for driving and road use”
If the visible light transmission ratio is less than 75% and greater than 8%, the following warning is required “Not suitable for driving at night or under condition of dull light.”
When the sunglasses export to EU,need mark”CE”on sunglasses
Remark:please refer to the test report we attached
There are regulation and standard
1. EU : Regulation (EU) 2016/425 ，EN ISO 12312-1+A1:2015
2. US : 16 CFR 801.410，ANSI Z80.3
3. AS : AS NZS 1067.1
Main test project
1.Transmittance and filter categories,UV400:
to test the lens absorb wave length to jude if the lenses are available or not
Test As Below
1.Minimum robustness of filters
The ball is 22 mm in diameter and applies a force of 100 n for 10 seconds
After the test:
Lenses shall not be broken, and there shall be no indentation on carbon paper
- Impact resistance//Drop Ball Test
After test：Lenses shall not be broken
- Material And Surface Surface Quality
No bubbles, scratches, inclusions, dull spots, pitting, mould marks, notches, reinforced areas, specks, beads, water specks, pocking, gas inclusions, splintering, cracks, polishing defects or undulations.
- Resistance to Ignition
After test：Do not ignite, or do not continue to burn after the test rod is withdrawn
- Nickel Release
The test shall be repeated for 3 times and the average value shall be taken as the result.
Information and Identification
For Cat.4 “Not suitable for driving and road use”
If the visible light transmission ratio is less than 75% and greater than 8%, the following warning is required “Not suitable for driving at night or under condition of dull light.”
When the sunglasses export to EU,need mark”CE”on sunglasses
Remark:please refer to the test report we attached
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