Image “sharpness” has been the goal of many photographers over the years. Some photographers seem to nail the “razor-sharp” or “tack-sharp” image every time, while some struggle to capture a truly sharp image.
Photographs ©Todd Vorenkamp
Before we start, know that there are basic ways photos end up not being sharp.
1. Movement Either the camera, or the subject is in motion during the capture.
2. Optics/Electronics Soft focus, soft lens, etc.
3. Atmospheric The amount and quality of air between the camera and subject.
Here we will break down all three and think about possible considerations to increase image sharpness.....
https://www.bhphotovideo.com/explora/photography/tips-and-solutions/21-tips-getting-sharper-photos