永新光学(603297.SH)：光刻机相关光学元组件业务占公司营收比重较小，占公司营业收入比重不足1%

Group 1 - The core viewpoint of the article is that Yongxin Optical (603297.SH) has not found any media reports that significantly impact its stock trading price [1] - The company has noted that some media have categorized it under the semiconductor and photolithography concepts, but its main business focuses on optical microscopes and optical components [1] - The business model of the company remains unchanged, emphasizing customization, a variety of products, and small batch production, with applications being broad and relatively dispersed [1] Group 2 - The revenue contribution from optical components related to photolithography is minimal, accounting for less than 1% of the company's total revenue [1] - This segment is not a core business for the company and will not have a significant impact on its current performance [1] - Investors are advised to be cautious and avoid speculative trading based on trending concepts [1]