Amelioration of image quality-Summitar

Raised edge on edge painting causes reduction of resolution especially in lower frequency. Half a century after its production might such a change over time. Silver circle is observed the phenomena, just removing original painting without hesitation however looked no problem. New black painting will show you apparent improvement in image quality especially when iris is fully opened. Then a bad reputation because of Whitening image would be thoroughly wiped out as a matter of fact.