Such a beauty 🤩 Looking at one of the earliest #Zeiss microscopes 🔬 with #ErnstAbbe’s equation stating the #diffractionlimit in the background at the Museum of #Optics in Oberkochen - It is always fascinating to learn about the history of #science & #technology - #superresolution #microscopy #photonics 👉 https://www.zeiss.com/corporate/int/about-zeiss/history/zeiss-museum-of-optics.html