12-40mm

Olympus 12-40mm f2.8 Review   In this Olympus 12-40mm f2.8 review I will go through the pros and cons of this professional grade zoom lens after having used it for well over a year in my personal and professional work. The Olympus 12-40mm f/2.8 was the first in Olympus’ Pro series of lenses designed for … Read more