So, with just two cheap modules, you can build a laser proximity sensor—whether it is the thru-beam type or the reflective type. But I will not go into the build ideas as there are countless tutorials ...

Single laser. For most DIY tasks, like hanging pictures, mirrors, curtain rails and other décor, you need just a single laser beam, which is what this handy little tool offers.

Aim the laser in the desired direction and turn on the beam. It may form a single line, a pair of crossing lines, or a dot, depending on the model. Use the beam as a reference to hang your pictures, ...

Best laser levels to make home DIY tasks simple, ... over-mould and an IP65 rating that means it can take all the dust and low-pressure water you can throw at it and still beam bright, ...

The usual type of laser level for everyday home DIY is a single horizontal line laser or dot laser. These allow us to find a horizontal or vertical plane by projecting a beam of light 180˚ ...

While it's on the heavier side for a laser level, it's still very easy to use, and the self-leveling laser beam flashes until it’s in a level position. ... DIY, and Tool space.

Laser physicists have built a tractor beam that can repel and attract objects, using a hollow laser beam that is bright around the edges and dark in its centre. It is the first long-distance optical ...