Question: 欧菲光最近一个交易日的开盘价
Answer: 必答点：欧菲光最新交易日的开盘价
精度要求：仅允许四舍五入误差
Date: 2025/8/14
Reference data: {"002456___SZ":{"RT_TIME":"150000","RT_OPEN":"11.790000000000001","RT_DATE":"20250814"}}