Spherical optical element refers to a constant curvature from the center to the edge of the element, and the surface is spherical; for aspheric optical elements, the curvature continuously changes...

A lens is both a telephoto lens and a macro lens. This is a magical innovation, the principle of bionics, just like the human eye is inserted into the lens of a mobile phone. The flowable liquid is...

The vision is farther, the world is closer; don't you want to know what is happening "thousands of miles away". "Clairvoyance" no longer exists only in mythology. The large zoom electric zoom lens in...

With the maturity of lens applications such as digital cameras, smart phones, and security monitoring, emerging fields such as automotive imaging and infrared thermal imaging will become new forces...

What do you expect most when you are in the dark? Of course it is a pair of eyes that can see through the dark, and an infrared lens is this kind of eyes that can perceive heat and see through the...