Canon’s new 600mm and 800mm lenses

Started 2 months ago | Discussions thread
Dibyendu Majumdar Contributing Member • Posts: 756
Re: DoF of Canon’s new 600mm and 800mm lenses

Dibyendu Majumdar wrote:

AiryDiscus wrote:

The original author of LightTools has released an open source raytracer. Odds are quite high there isn't a better open source one out there, since he is probably among the most knowledgeable people out there on the topic.

Hi, do you have a link for above?

I think you meant this:

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