The Sigma 15mm F1.4 DC Contemporary is an attractive prime lens for APS-C camera owners thanks to its small size, fast ...
LEE Filters maintains its premium reputation with a hand-dyed optical resin GND system. Unlike the glass used in their famous ...
As the fastest medium-format zoom lens currently available, this premium optic can effectively replace seven high-end prime ...
Abstract: This work details the design of a plastic fiber link in 28-nm CMOS, operating in two adjacent bands centered on 117.5 and 152.5 GHz. Each band supports multilevel (PAM-4) intensity-modulated ...