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Circular Bullseye Levels

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  • Practical Boundary Surveying
    The circular bullseye level is at the bottom.
  • Manipulation of a fragile object
    Y axis, just below the circular bulls- eye level , to measure object acceleration along the object’s long axis aligned with the gravity vector, sampled at 480 Hz.
  • Volcano Deformation
    See also foreshortening and shadowing. level, circular A spirit level in which the inner surface is circular and the graduations are con- centric circles. Also called a universal level or bullseye level.
  • http://dspace.mit.edu/bitstream/handle/1721.1/43897/263688398-MIT.pdf?sequence=2
    There is a circular " bulls- eye " target at the bottom of the tube. At this point, the water level in the turbidity tube is read from the outside, and the …
  • Precision Landmark Location for Machine Vision and Photogrammetry
    … the shapes and sizes of the binary images of various landmarks, concluding that circular shapes provide superior … … 1990), O’Gorman et al. (1996), and Bruckstein et al. (1998) investigated novel shapes ( bullseye and others), which … The second generation of analytic techniques focused on the exploitation of the gray- level information, taking advantage …
  • A Field-Based Method of Calibrating Inclinometers for Floating Drilling and Completion Operations With Applications of the Method to Reduce Differential Flex J...
    Bullseyes are manufactured in multiple sizes with varying degrees of inclination (typically 2º-5º), each of which has a circular face that is easily viewed by a remotely operated vehicle (ROV). … bullseye then the inclination is 0º and the surface that the inclinometer is mounted on is level .
  • Pro Spatial with SQL Server 2012
    As an example of when you might want to use a bullseye grid, consider the example of … The International Atomic Energy Agency tested levels of radiation at the village of Iitate, some 40 km … … dartboard of cells centered on the location of the reactor, with eight expanding circular rings each 10 …
  • The Nature of Infants' Visual Expectations for Event Content
    … time, the monitor screen displayed a magenta solid circle that moved in a circular path to hold … … constituting a baseline phase dur- ing which infants' reaction time (RT) and anticipation levels were assessed before … On the invariant content side, four different picture patterns (stripes, bullseye , checkerboard, and diamond- in-square) appeared …
  • Macular pigmentary alterations after repeated viewing of argon laser trabeculoplasty
    … primate investigations have demonstrated the possibility of such effects.3 Rhoades showed a discrete bullseye maculopathy which developed after (time) that was associated with repeated Q-switched exposure at levels between the MPE and ED5O for bum in an animal model.4 This maculopathy appeared prominently as a circular area of window defects during fluorescien angiography.
  • Transverse chromatic aberration and colour‐defined motion
    Observers were positioned 57 cm from the display and a central bullseye black and white target was … The circular target area was in direct proportion with the spatial frequency used. … having a constringence of 45, 45 and 25 were used to induce TCA levels of 0.11D …