A panelist discusses how various factors influence IOL selection for cataract surgery patients, including patient lifestyle ...

METHODS Primary aberration theory and ray tracing analysis were used to calculate the optimum lens shapes and power distribution between the two intraocular lenses for two example eyes: one a strongly ...

For simplicity, in the following explanation I will refer only to the most important lens aberration, the spherical aberration. The reason why the microscope has to be operated with a certain ...

Volumetric myopia defocus dosage may be useful for predicting long-term axial growth in patients undergoing ortho-k.

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

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

By Design, the latest film by Amanda Kramer ( Please Baby Please , Ladyworld) has an instantly memorable logline: “A woman swaps bodies with a chair, and everyone likes her better as a chair.” The ...

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