Recent content by hellogreen

Measuring magnification How to Measure magnification How can I see how strong a magnifying glass is? I bought this magnifying glass Wholesale Magnifying Glass With Free Shipping From China Distributor and I want to know how to test it to see how strong it is. I hear a lot of people talk...

How to Measure magnification How can I see how strong a magnifying glass is? I bought this magnifying glass Wholesale Magnifying Glass With Free Shipping From China Distributor and I want to know how to test it to see how strong it is. I hear a lot of people talk about magnifying and how...