In our latest article we discussed how to read optical drawings. Now let’s consider one key parameter in detail – “Surface texture”. In the example drawing below you can see three marks related to surface texture. Two identical marks for the front face and back face. And one for side face.
The most commonly used standard for optics manufacturing is ISO 10110, which was first created in 1927. Below we will describe some of the key parameters called out in the standard. The image below is a of a typical lens drawing.