optical cursorsteuerung r amp; r for a display.

摘要

opticalcursorsteuerung r & t.; ra display, a bracket with a trackballsitz;the trackball, the retainer is rotatable in trackballsitz;under the bracket attached to the printed circuit board, a light-emittingcell and a sensor are arranged; and a lichtf & t.; hrungselementwith a einfallsfl & auml; chebefore the end of the lichtemittierenden lichtemittierenden cell;at the end of the lichtemittierenden light on the lichtf & t.; hrungselementis emitted in the lichtf & professional hrungselement entry; andfrom the front of the lichtf & t.; hrungselements on kugelfl & auml; che of thetrackballs imp & auml; that whichthe image sensor of the rollvektor trackballs can comprehend and whichthe trackball in the holder can be rotated without the trackballsitzto leave so that the image sensor of the rollvektor trackballsto control the position of the cursor on the screen capturecan.