The simple clip doubles your average smartphone’s field of view from 70 degrees to 140, pretty much eliminates the need for increasingly frowned-upon and/or outright banned selfie sticks, dials in some great macro shots, and does it all for well under $20.
Ricoh Imaging announced that they are going to display a digital single-lens reflex camera and 3 new K-mount lenses at the 2015 International CES. They are all currently under development and no detailed specs are unveiled yet.
This latest EF-S lens offers a 35mm equivalent focal range of 16-29mm. The lens construction consists of 14 elements in 11 groups. By applying a plastic-molded aspheric lens element, it became smaller and lighter than the previous model.
It belongs to Canon's high-performance L lens series. It is an F4 wide lens covering the focal range 16-35mm. 3 aspheric lens elements including a glass-molded aspheric lens element are used. The lens construction consists of 16 elements in 12 groups.