To do this, he has spent large amounts on research and development, one of the results being a boron fiber racquet with the advantages of strength, lightness, and the ability to retain its shape in any weather or climate.
羅光男有鑑於碳纖維球拍重量較木拍或鋁拍輕，卻堅韌無比，打起球來穩定性高，易於靈活控制，且球拍不會因氣候冷暖乾濕而變質，因此決定製造，並自行研究出一套進步的獨家製造技術。由於碳纖維球拍的製作成功，使得光男公司的營業額大幅度成長。