For perfect people pictures, the best lenses for portrait photography are essential. Andy Westlake picks the best for each ...

Camera lens names might look like gibberish, but they have meaning. We decode the naming conventions of 11 lens manufacturers, including Canon, Fujifilm, Nikon, and other major brands.

As the electron waves propagate through the sample, they interact with the ... I will refer only to the most important lens aberration, the spherical aberration. The reason why the microscope ...

Examples: HC 2,2/100, Zeiss Planar 80mm F2.8 C There are a couple of defocus control (DC) lenses in Nikon's SLR back catalog. These lenses include spherical aberration control, a feature that ...

What are the f-stops on your camera or lens? And what kind of effect does changing them have? Our chart explains all ...

What are some examples of Ohmic resistance ... current varies in magnitude and direction periodically. What is the spherical mirror used in this experiment? Answer: A concave mirror is used ...

In this study the optimum lens shapes and power split between the lenses have been derived based on two example eyes and for both spherical aberration and oblique astigmatism. The level of improvement ...

Cinematographers break down the cameras, lenses, and looks of the scripted feature films premiering at Sundance in 2025.

This achievement takes the reactor into its operational phase, bringing us closer to clean and limitless energy using nuclear ...