1)Taking the crop factor into consideration, the 25mm focal length on a micro four thirds sensor gives a 50mm equivalent field of view on a 35mm full frame sensor.
2) There are highly reputable websites that provide an in depth technical review of lenses. This however, is a user experience based review of the Olympus 25mm f1.8 lens and hence the reader can expect more thoughts on what makes this my go to walk around lens rather than technical details and analysis.
3) All images posted in this post are shot as JPEGs and then transferred via WiFi to my phone and then post processed minimally in Snapseed or occasionally in VSCO for Android. OLYMPUS IMAGING CORP. E-M10 (60mm, f/2.8, 1/25 sec, ISO200)
Read the Post The Versatile Nifty-Fifty – Olympus 25mm f1.8 Lens Review