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2. The best laser levels for DIY and construction in 2022 - AOL

   www.aol.com/news/best-laser-levels-diy...

   Line everything up perfectly, with the best laser levels available today ... Best laser level for site work. Axis: 3 | Range: 3 x 360˚ | Laser type: Green | Detector range: 75m / 250ft ...

3. Laser level - Wikipedia

   en.wikipedia.org/wiki/Laser_level

   The concept of a laser level has been around since at least the early 1970s, [2] the original spinning-mirror design laser plane and line level was patented by the late 1980s, [3] and the compact lens-based laser line level (as produced by many tool manufacturers today) was patented in the late 1990s. It was invented by Oscar Soliz in the late ...

4. Level Up Your DIY Projects With These Editor-Approved Laser ...

   www.aol.com/lifestyle/keep-home-diy-projects...

   Mounting new kitchen cabinets or hanging a few pictures? Keep your stuff level and straight with these tried-and-tested gadgets.

5. Laser line level - Wikipedia

   en.wikipedia.org/wiki/Laser_line_level

   A laser line level is a tool combining a spirit level and/or plumb bob with a laser to display an accurately horizontal or vertical illuminated line on a surface the laser line level is laid against. Laser line levels are used wherever accurate verticals and horizontals are required, typically in the construction and cabinetry industries. Some ...

6. Topographic Abney level - Wikipedia

   en.wikipedia.org/wiki/Topographic_Abney_Level

   The scale is reversible. As shown in the photo, it is set for measuring percent grade. The reverse measures degrees of arc. An Abney level and clinometer is an instrument used in surveying which consists of a fixed sighting tube, a movable spirit level that is connected to a pointing arm, and a protractor scale. An internal mirror allows the ...

7. Laser pointer - Wikipedia

   en.wikipedia.org/wiki/Laser_pointer

   Red (635 nm), blueish violet (445 nm), and green (520 nm) laser pointers. A laser pointer or laser pen is a (typically battery-powered) handheld device that uses a laser diode to emit a narrow low-power visible laser beam (i.e. coherent light) to highlight something of interest with a small bright colored spot.