More about laser (76)

27-06-2012 | When art partners with technology the results are often fascinating. But when the starring role is given to sixteen quadrotors mounted with...

1-07-2011 | Rotating laser levels, which are very handy for setting objects in a room or garden at the same height, are available cheaply. At relatively...

3-05-2010 | About a month ago I read a small news article about 'making it rain'. Beijing authorities declared that they are in possession of a technolo...

1-09-2008 | We've already covered a laser projector in an earlier instalment of this series. This time however, we use a different projection mechan...

1-10-2006 | An LC display can be used as a readout for all kinds of useful information without using the PC monitor for that. This is not unusual anymor...

1-07-2006 | This circuit is a laser alarm system like the one we see in various movies. It uses a laser pointer beam to secure your valuables and proper...

1-05-1999 | The calliper gauge described in this article is not an optoelectronic device, although it is based on the marriage of a laser (optics)...

1-09-1998 | Since the 1960s, light-emitting diodes (LEDs) have come into use for many applications. Many people may not know that these diodes, used i...

1-06-1992 | The application of lasers in medicine is all about the interaction of photons of radiation with tissue. It is the ability to precisely de...

1-04-1992 | Diode lasers that operate from the near ultraviolet to well into the infra-red region are common place and used, among others, in optical...