Projection lenses play a prominent role in modern society. When combined with a projector, these lenses allow people to view two-dimensional images on a screen by magnifying them and throwing them ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The What: Optoma has expanded its range of DuraCore laser ProScene projectors for the ...

Sony unveiled two models, including the native 4K capable home theater projector VPL-XW7000. Both include a newly built 0.61-inch native 4K SXRD screen capable of reproducing high-definition 4K ...

A camera with a single small lens that cannot be adjusted to focus on objects at different distances. In order to have most objects appear in focus, a fixed-focus lens must be very small and have a ...