The 830nm 1x3 Fused PM Fiber Splitter from DK Photonics Technology is a Fiber Optic Coupler with Optical Power 0.5 W, 2 W, 3 W, 5 W, Excess Loss 0.6 to 1 dB, Bandwidth ±10 nm, Wavelength 830 nm, Directivity 55 dB. More details for 830nm 1x3 Fused PM Fiber Splitter can be seen below.