Independent optical testing

Fowler Optical Testing LLP

We test the optical properties of sunglasses for manufacturers against the requirements of international standards.

Explore our services

What we test

EN ISO 12312-1:2022

Eye and face protection. We test sections §5.2, 5.3.1, 5.3.2, 6.1, 6.3.

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ANSI Z80.3-2018

Ophthalmics – Nonprescription Sunglass and Fashion Eyewear Requirements. We test sections §4.2 (optional), 4.9, 4.10, 4.10.2.2, 4.12.

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Additional services

Impact resistance testing, solar blue light reducing labelling, and an expedited 48-hour report service.

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Simple pricing

Our testing is priced clearly, with optional services added only when you need them.

Service GBP
One international standard £112
Both international standards £168

Also available in USD and EUR.

Additional services

These services are additive to the per-style testing charges.

Impact resistance meets §4.2 of ANSI Z80.3-2018 +£36
Suitable for labelling “solar blue light reducing” +£31
Expedite testing and return report within 48 hours +£51

USD and EUR prices are also available.

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Send us your requirements.

We require a minimum of four sunglasses of each style for testing.

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