1 Proterozoic: this eon refers to the time from the lower Cambrian boundary, 541.0 Â± 1.0 Ma, back through 2500 Ma. 2  As originally used, it was a synonym for Precambrian and hence included everything prior to the Cambrian boundary.
Canon's 50-megapixel EOS 5DS is the highest-resolution full-frame DSLR ever. If you thought the megapixel wars were over, think again: Canon's latest DSLRs cram just over 50 of them into a full-frame sensor.
Display. The 6-inch display on the Lumia 1520 isn't the largest on a smartphone--the Samsung Galaxy Mega is 6.3 inches--but it's one of the best in its size. Unlike the Mega, which has a resolution of 1280 x 720, the Lumia 1520's display is a full HD (1920 x 1080) panel.