| abstract |
To provide a transparent plastic substrate having a high cut rate of blue light, a plastic lens and a transparent plastic member, the invention provides a transparent plastic substrate comprising n(i) a resin component constituting the transparent plastic substrate, selected from a thiourethane resin formed of a combination of a polythiol compound and a polyisocyanate compound containing bis(isocyanatomethyl)benzene; and n(ii) 0.10-2.00 parts by mass, per 100 parts by mass of the resin component constituting the transparent plastic substrate, of a benzotriazole compound of the formula (1-1): nwherein R 1 is C 1-3 -alkyl or C 1-3 -alkoxy, m is 0 or 1, and R 2 is C 1-12 -alkyl or C 1-12 -alkoxy. Also provided is a plastic lens comprising the above transparent plastic substrate. |