Printing guide fo audio books(4)

1.4 Comparison on 4-films to 5-films OID printing

OID system does support BOTH 4- and 5- films OID printing processes. The essential concerns include the COST, Compatibility and Visual Effect from printed material 

1. The coloring from 5-films printing is more accurate than 4-films OID printing processes which mean the Visual Effect would be better by making use of 5-films OID printing, provided that appropriated INK for Black Color should not contain carbon.

2.Original C,Y,M,K films can directly be used on 5-films OID printing without any changes. It can simply include the INDEX film for OID printing that means more easier and quicker for content development.

3.In 5-films OID printing, the Black color(or near-black ) from the K-film being generated by the combination of C,Y and M films is likely to be dimmer than 4-flims OID printing.

4. In 4-films OID printing, special attention to get the exact locations for each of the films need to pay. It will be mmore easier to use 5-films OID printing for the content comprises significant amount of TEXT.

5.Printing cost from 4-films OID printing is lokely to be CHEAPER than 5-films OID printing.