Product Questions and Answers

Q1: Do metal blue light glasses really block blue light?

Yes. Quality blue light lenses typically block 30%–50% of harmful HEV blue light (415–455nm range). We provide lab-tested lenses with spectral transmission reports for wholesale buyers.

Q2. What is the MOQ for custom metal blue light glasses?

For logo customization, MOQ usually starts at 300 pieces. Full OEM production with custom design typically requires 300 pieces per model, depending on structure and materials.

Q3. Can I order metal blue light glasses with my private label?

Yes. We support private label services including laser logo, custom packaging, and branded accessories. Suitable for eyewear brands, Amazon sellers, and distributors.

Q4. Are metal frames good for computer glasses?

Yes. Metal frames are lightweight, durable, and suitable for office and business markets. Adjustable nose pads improve comfort for long screen use.

Q5. What certifications are needed to sell blue light glasses in Europe?

For the EU market, CE marking, EN ISO 12870 (frame standard), and REACH compliance are commonly required. We provide supporting documentation for B2B export programs.

Q6. Do blue light glasses help with digital eye strain?

They can reduce discomfort caused by prolonged screen exposure. Most buyers position them as “digital screen protection glasses” rather than medical products.

Q7. How long does bulk production take?

Stock models with logo take about 7 working days. OEM customized metal frames usually require 15–35 days depending on order volume.

Q8. Can I request anti-reflective coating together with blue light filter?

Yes. We offer lenses that combine blue light filtering and anti-reflective coating for better visual clarity and reduced glare.