Supore LE-310 - PREFACE; Security Symbol Explanations; Environment of Use

1
PREFACE
INTRODUCTION OF PRODUCTS
According to the material of lens(GL,CR,PC),size of lens,
lens type(square lens samll size,right angle lens etc.),
lens edge(flat,beveling)etc,
Control by the electronic circuit to edging lens same as the mould.
Security information:
1、INTRODUCTION OF SECURITY SYMBOL
This signal means the aim of alert(involving notes),and special
alerts are marked in it.
The signal means forbidden operations(forbidden matters),
and special forbidden content is marked inside or near it.
The signal means operations that must be carried out, and
special explanations are marked in it.
2、ENVIRONMENT OF USE
（Avoid such harmful conditions below:）
A.temperature out of desired scope B.sharing wire board
C.violent shake D.sunlight
E. dust/fog F.moisture