五方光电：目前主要产品为红外截止滤光片、生物识别滤光片、微棱镜等

Core Viewpoint - The company, Wifang Optoelectronics, primarily engages in the research, production, and sales of precision optical components, highlighting its focus on advanced optical technologies [1] Group 1: Company Overview - Wifang Optoelectronics specializes in precision optical components, with key products including infrared cutoff filters, biometric recognition filters, and micro-prisms [1] - The core technologies of the company encompass precision optical coating technology, TGV processing capability, cold processing capability, precision coating technology, laser cutting processes, precision screen printing processes, and precision bonding processes [1]