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Pentamirror

A pentamirror is used on some lower-cost DSLRs as a cheaper alternative to the pentaprism normally used in DSLR viewfinders. Pentamirrors typically give slightly under full coverage of around 95% of the frame rather than 100%.

Viewfinders on cameras and the different types

August 24, 2019 by Rod Lawton

Not all digital cameras have viewfinders. Digital cameras and smartphones have LCD screens for composing photos, and it’s only on higher end cameras that you get a viewfinder too. But they are worth having. Sometimes it’s difficult to see an LCD display properly in the bright glare of daylight, and sometimes it just feels more […]

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