254nm 310nm 365nm UV Glass ZWB1 ZWB2 ZWB3

Custom Optical 254nm 310nm 365nm UV Pass Filter Glass ZWB1 ZWB2 ZWB3 For UV Instrument     ZWB1, ZWB2, and ZWB3 are types of ultraviolet (UV) bandpass filters made from specialized optical glass. These filters are designed to block visible and infrared (IR) light while transmitting UV wavelengths, making them essential in UV photography, fluorescence imaging, and scientific instrumentation.     Surface Qualtiy 60/40 Tolerence +-0.01mm Shape Custom Shape Coating Upon request Samples Available  Specification : Key Characteristics:   · Type: Absorption Filter · Primary Function: To transmit a specific band of UV light and block visible light. · Material: Optical Glass with specific doping agents. · Appearance: These glasses typically appear dark violet or almost black to the human eye because they absorb most visible wavelengths.   ---   How They Work (Absorption Mechanism)   The glass matrix is doped with ions (e.g., Ni²⁺, Co²⁺) that have electronic energy levels tun…