Camera mirrors are gone – are mechanical shutters next? It's all good, right?

Nikon D500 cutaway
Are cameras better without mirrors and mechanical shutters? What exactly have we got against moving parts and physical mechanisms? (Image credit: Nikon)

There is a saying that the road to hell is paved with good intentions, and it seems true that every advance in camera design seems to make perfect sense. Mirrorless cameras are perhaps the single biggest example, a breakthrough that made cameras smaller and simpler and allowed a single AF system for both viewfinder and live view shooting.

A6600 use older tech and suffer badly from rolling shutter effects. Electronic shutters still have some way to go. (Image credit: Sony)

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Rod Lawton

Rod is an independent photography journalist and editor, and a long-standing Digital Camera World contributor, having previously worked as DCW's Group Reviews editor. Before that he has been technique editor on N-Photo, Head of Testing for the photography division and Camera Channel editor on TechRadar, as well as contributing to many other publications. He has been writing about photography technique, photo editing and digital cameras since they first appeared, and before that began his career writing about film photography. He has used and reviewed practically every interchangeable lens camera launched in the past 20 years, from entry-level DSLRs to medium format cameras, together with lenses, tripods, gimbals, light meters, camera bags and more. Rod has his own camera gear blog at but also writes about photo-editing applications and techniques at