| 摘要 |
PURPOSE: A method for adjusting a convergence is provided to make an end of adjusting a convergence in a short time by adjusting a convergence in order after adjusting a central convergence. CONSTITUTION: At first, a central convergence is adjusted. A convergence adjustment is performed from a central point to the outer side in turn. After that, a convergence adjustment on the extreme is performed. First, a convergence on a deflection center is performed. A convergence adjustment on the periphery is performed from the center from the periphery in a spiral.
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