Parabolic reflectors are pretty handy devices ... suitable commercial dishes aren’t that hard to come by. But a big, shiny mirror for your solar death-ray needs is another matter, which is ...

After you´re done with this, you end up with a nice flat mirror. Here´s where the vacuum is needed to force the film into parabolic shape. Extract the air from a little hole in the lid that was ...

Also called a "dish" or "mirror," parabolic antennas are used for satellite signals and planetary telescopes. The reflective mirror design can also emit energy such as in a flashlight or ...

Using proprietary production techniques, and benefiting from an ultra-stable production facility, Optical Surfaces Ltd has ...

In this way, a shift is created between the strings and sunlight can pass through the holes to be reflected by the parabolic mirrors on the cell backside. Through this alternative connection of PV ...