All posts by Peter Y Lin

How To Determine Magnification Level

When doing extreme macro photography, one of the most frequently asked question is: What Is My Magnification Level? This question arises when there is no marking on a lens or in many situations that it is just very difficult to determine magnification. For example, a DIY’ed setup, a reversed zoom lens, a lens from garage sale, etc. I have been asked with this questions so many times that I think it is time to write this blog. more…