A surface treatment agent for an optical material comprising an organic silicon compound having a functional group selected from a highly polar functional group, a hydroxyl group-containing group, a silicon atom-containing hydrolyzable group, or metal salt derivatives thereof bonded to silicon atoms directly or via a functional group with a valency of (n+1) (n is a number equal to 1 or greater); and having at least one structure in the molecule in which the silicon atoms are bonded to any siloxane unit represented by R
1
3
SiO
1/2
, R
1
2
SiO
2/2
, R
1
SiO
3/2
, and SiO
4/2
.
一种用于光学材料的表面处理剂,包括一种
有机硅化合物,其具有从高极性官能团,含氢氧基官能团,含
硅原子
水解官能团或其
金属盐衍
生物中选择的官能团,这些官能团直接或通过具有(n+1)价的官能团与
硅原子键合(其中n为等于1或更大的数字);并且在分子中至少有一种结构,其中
硅原子与任何被表示为R13SiO1/2,R12SiO2/2,R1SiO3/2和SiO4/2的
硅氧烷单元中的任何一个键合。