Carrying a pro camera at all times is difficult, but a smartphone camera can't do everything a dedicated one can. These phone lenses are the compromise.
Cobb angle is a measurement of the degree of side-to-side spinal curvature, which is a deformity called scoliosis. The Cobb angle, named for orthopedic surgery pioneer John Robert Cobb, describes the ...
The wide-angles on this list are some of the best I've tested, and I've made sure to include budget-friendly options as well as premium, professional lenses. I've put together a quick list of my top ...
Narrow angle glaucoma is a serious type of glaucoma that occurs when fluid cannot drain from the eye as it should, causing it to suddenly build up behind the iris. This causes a rapid, dangerous ...
Thanks to a bit of digging, we know that close to 90% of this roughly $36 billion in selling can be traced to three stocks. Berkshire's quarterly reports always list the fair values of the company's ...
You need to consider sensor size, too. The angle of view can be measured horizontally, vertically and diagonally, but lens manufacturers often list just the diagonal, corner-to-corner angle. Focal ...