Recent content by bdg2

Yeah that's what I would expect too. It's causing quite a big difference, so I must be doing something wrong in setting it up. Thanks

Hi All, I apologize in advance for the elementary nature of my question, but I have made a genuine effort to understand what is going on using a couple of optics textbooks and remain confused. My background is not in optics but I definitely am just missing something basic. I have an optical...