7月4日，光学光电子板块盘中下跌1.52%，瑞丰光电领跌6.67%，秋田微跌超5%，ST恒久、ST宇顺跌超4%，爱克股份跌超3%。
板块实时资金流向显示，今日超大单净流出8489.48万元，今日小单净流入1897.99万元。
光学光电子板块盘中走弱，瑞丰光电领跌6.67%
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