Recent content by mikeinco

I have been looking for open-source optical design software or spreadsheet models that offer calculation basics for glasses, telescopes, microscopes, and similar relatively simple straight through optical systems. Any suggestions? Recommendations? Thank you. Michael

I found the lead drawing in the Wikipedia Spherical aberration article very helpful. Would this account for the clarity increase with multiple lenses? Specifically the Rx - then tinted UV shields - then the clear plastic safety glasses or another UV shield that is clear. Additionally...

You might want to check out " rating system cataract." I wear 50 transmission orange tint UV shields because they knock down glare and improve contrast. As a result everything looks yellow, but I the benefits way offset the color imbalances.

I am not sure of the right group for my question.Medical seems like a place to start. ---- I am monocular with an advancing cataract and macular pucker. Glasses with a corrective plastic lens help me see somewhat better. A pair of tinted No IR UV shields in front of the glasses sharpens my...