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  2. Autocollimator - Wikipedia

    en.wikipedia.org/wiki/Autocollimator

    Hybrid technology fulfills a need recently developed by novel photonics applications has created for the alignment and measurement of optics and lasers. Implementing motorized focusing offers an additional measurement dimension by focusing on the area to be examined and performing alignment and deviations from alignment on the scale of microns.

  3. Laser tracker - Wikipedia

    en.wikipedia.org/wiki/Laser_tracker

    The accuracy of laser trackers is of the order of 0.025 mm over a distance of several metres. [1] Some examples of laser tracker applications are to align aircraft wings during assembly [2] and to align large machine tools. [3] To take measurements the technician first sets up a laser tracker on a tripod with an unobstructed view of the object ...

  4. 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 ...

  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.

  6. Shaft alignment - Wikipedia

    en.wikipedia.org/wiki/Shaft_alignment

    Shaft alignment is the process of aligning two or more shafts with each other to within a tolerated margin. The resulting fault if alignment is not achieved within the demanded specifications is shaft misalignment, which may be offset or angular. Faults can lead to premature wear and damage to systems.

  7. Boresight (firearm) - Wikipedia

    en.wikipedia.org/wiki/Boresight_(firearm)

    The user then adjusts the iron sights or scope reticle to align the point of aim with the projected laser dot. Another more commonly used type of laser boresighter is attached to the muzzle of the barrel, either inserted straight into the bore ("arbor" type) or held in alignment with the barrel via a magnet, and projects a laser beam onto the ...

  8. Optical tweezers - Wikipedia

    en.wikipedia.org/wiki/Optical_tweezers

    But an unfocused laser still causes a force pointing away from the laser. Ray optics explanation (focused laser). In addition to keeping the bead in the center of the laser, a focused laser also keeps the bead in a fixed axial position: The momentum change of the focused rays causes a force towards the laser focus, both when the bead is in ...

  9. Level (optical instrument) - Wikipedia

    en.wikipedia.org/wiki/Level_(optical_instrument)

    The complete unit is normally mounted on a tripod, and the telescope can freely rotate 360° in a horizontal plane.The surveyor adjusts the instrument's level by coarse adjustment of the tripod legs and fine adjustment using three precision levelling screws on the instrument to make the rotational plane horizontal.