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40672201TX Rev.4
10 - 2
10.4 Copy Resolution
The resolution of the received copy will be as follows:
Scanning: 200* dots/inch x 3.85 lines/mm or 300 dots/inch x 7.7 lines/mm or 15.4 lines/mm
* : Convert from 300 to 200
Printing: 300 dots/inch x 784 lines/inch
Note : The image smoothing process is used for printing.
Resolution will be measured by transmitting a IIEEJ No. 2 Test Chart or equivalent between
two machines and measuring the resolution of bar patterns.
10.5 Readability
Test Chart:IIEEJ No. 2 chart.
1. Readability (pattern 7)
(Ex.) At No. 3 in pattern 7, more than six should be read from eight of the received
copies in standard mode.
At No. 4 in the same as above, more than six should be read from the received
copy in fine mode.
2. Readability (pattern 15 characters)
(Ex.) The characters on the received copy of 10.5 points should be readable at more
than 28 characters in FINE mode.
The received copy should be generated by the same model as TX.
3. Tapered Lines (horizontal)
(a) Black tapered line on a white background:
(Ex.) The black line should be printed less than 0.1.
(b) White tapered line on a black background:
(Ex.) The white line should be distinguished less than 0.2.
4. Tapered Lines (vertical)
(a) Black tapered line on a white background:
(Ex.) The black line should be printed less than 0.2.
(b) White tapered line on a black background:
(Ex.) The white line should be distinguished less than 0.3.
Note: Final agreement should be made after QA meeting between Customer and OKI
(to determine the criteria etc.).