Optical Glass Beam Splitter Plate 20x20x1.1mm Laser Lens Spectrum Analysis Tools This compact, high-quality optical beam splitter plate is crafted from durable optical glass, making it perfect for use in laser lenses and spectrum analysis instruments. Available in multiple Transmission/Reflection ratios, including 50T/50R, 60T/40R, 70T/30R, and 80T/20R, it offers versatility for a variety of optical applications. Its precise surface and uniform splitting capabilities ensure accurate beam manipulation, making it an excellent choice for laser systems, imaging, and research environments that require controlled light distribution. T：R= 50T/50R 60T/40R 70T/30R 80T/20R（T：transmittance / R：Reflectivity） Usage: spectrum analysis instruments, optical detection instruments, biological microscope p.
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