All items tagged with light and speed (6)

| Researchers at Rice University (USA) have developed a micron-scale spatial light modulator (SLM) similar to those currently used in sensing...

| This ingenious creation uses just eight blue LEDs to produce a scrolling text display with 360-degree all-round visibility. A more economica...

| Research papers by their nature are difficult for the average layman to understand. Here in the Elektor Electronics laboratory between the o...

| The light barrier system described in this article allows accurate measurement of the absolute speed of model cars, planes and other moving...

| july/august 1984 react at the speed of light The human eye has a certain "built- in" delay. This fact is used for films, TV sets, and fluore...

| . . for disco lights It is interesting to be able to vary the run-off speed of the disco lights featured in our February 1984 issue. Not man...