Japanese_version   ISJ, The Imaging Society of Japan
(J): Japanese web page only.
(J/E): In both Japanese and English.

[Announcement from the Business Committee]
Test Charts
ISJ distributes several test charts for evaluating print quality of printers, MFPs and direct platemaking machines. They were studied and developed by the ISJ's technical committee on image quality evaluation.
Test Chart No.3 was reviced.(in Japanese)  [2005.12.28]
Standard Developers
ISJ's technical committee on toner technology established "Standard measurement method for tribo charge of toner" on December 1st, 1998 for the purpose that the tribo charge of toner could be dealt as a specific value without dependence on measurement instruments. ISJ's "Standard developers" were veified by the standard measurment method.
Standard Developers were sold out.2008.09.23


Standard Carriers
ISJ's technical committee on toner technology established "Standard measurement method for tribo charge of toner" for the purpose that the tribo charge of toner could be dealt as a specific value without dependence on measurement instruments. ISJ distributed the "Standard Developers" for verifying individual measurment instruments and their measuring procedures. Now, ISJ distributes "Standard Carriers" for the purpose that the tribo charge of individual commercial toner could be also dealt as a common value. The "Standard Carriers" were verified as standard couter materials for charging toner.



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