Smart Product Number: BD-S400/440/660-STN
NuBEAM 400 µm Core Beam Delivery Fiber
Nufern's beam delivery NuBEAM specialty multimode step-index fibers are designed for compatibility with the majority of fiber interconnect systems and diode laser power delivery systems. This fiber features a 400 micron core diameter, 0.22 NA and 660 micron clad diameter with a silicone coating and a transparent nylon buffer. This fiber is also available with Nufern's proprietary NuCOAT-FA coating for added power confinement or polyimide for high temperature applications. Additional clad diameters and different NAs are available upon request.
Optical Specifications
Operating Wavelength
800 – 2100 nm
Core NA
0.220 ± 0.020
OH Level
Low
Geometrical & Mechanical Specifications
First Cladding Diameter (inner) 453.0 ± 13.0 µm
Second Cladding Diameter
672.5 ± 12.5 µm
Core Diameter
408.0 ± 8.0 µm
First Buffer Diameter
780.0 ± 20.0 µm
Second Buffer Diameter
1100 ± 55 µm
First Buffer Material
Silicone
Second Buffer Material
Transparent Nylon
Short Term Bend Radius
≥ 66 mm
Long Term Bend Radius
≥ 198 mm
Prooftest Level
≥ 100 kpsi (0.7 GN/m²)
Comments
Buffer Requirements: Silicone Primary Buffer, Transparent Nylon Outer Buffer
Low or High -OH Core: Low
Matched or Depressed Cladding: Depressed
Special Core Dopants: Pure Silica Core
Features & Benefits
Robust industry standard design — Compatible with majority of fiber interconnect systems
Exceptional geometric uniformity and core/clad concentricity — Ease of assembly
Clean room fiber draw — Eliminates coating “hot spots”
Typical Applications
Fiber coupled diode lasers
Couplers and pump combiners
Beam delivery cables
Spectroscopy and instrumentation
商品属性 [波长] 800 - 2100 nm [芯径大小] 408 µm [首包层直径] 453 µm [数值孔径] 0.220 [光学包层] Triple