Product Description
Set of 10 SNOM probes with transmitted wavelength 780-970nm.
- Material - single mode optical fiber Nufern 780HP.
- Probe tip is coated by Al (70nm)/sublayer Cr (20nm) .
- Aperture (hole uncoated by Al) ~ 185 ± 35 nm.
- Angle of fiber - about 20 degrees
- Maximum optical input power - 400 microWatt
- Tip is formed by chemical etching.
- Fiber length ~ 2 meters.
- Tip length without protective coating is 7-8mm.
Geometrical & Mechanical fiber Specifications:
Clad Diameter
125.0 ± 1.5 µm
Coating Diameter
245 ± 15 µm
Core-Clad Concentricity
< 0.5 µm
Coating/Clad Offset
≤ 5 µm
Coating Material
UV Cured, Dual Acrylate
Operating Temperature
-55 to +85 °C
Short-Term Bend Radius
≥ 6 mm
Long-Term Bend Radius
≥ 13 mm
Proof Test Level
≥ 200 kpsi (1.4 GN/m²)
General Features
Basic Nufern fiber 780-HP Operating wavelength 780-970 nm Second Mode Cut-Off 730 ± 30 nm Measured Optical efficiency at the wavelength 530nm 10 (-4) - 10 (-3) Calculated Optical efficiency at the working wavelength 10 (-5) - 10 (-4)
规格参数
