| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a plastic lens that does not become yellowish after having undergone processes such as agent addition and heat treatment. <P>SOLUTION: One or more kinds of compounds selected from a compound represented by the following formula (1) and a compound represented by the following formula (2) are added to be polymerized, where in the formula (1) and formula (2), either one of X<SP POS="POST">1</SP>and X<SP POS="POST">2</SP>indicates chlorine atom, the other one indicates hydrogen atom, and R<SP POS="POST">1</SP>and R<SP POS="POST">2</SP>each independently indicate hydrogen atom or group selected from alkyl groups of carbon number 1-8. <P>COPYRIGHT: (C)2013,JPO&INPIT |
