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SNOM Probes

Scanning Near Field Optical Microscopes

K-Tek Nanotechnology SNOM probes stand up to the most demanding applications, including infrared and UV/visible range. Our tips are made of high-quality polymers and also come in a variety of coatings to support your testing and imaging needs.

$1,271.00 $1,080.35

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Specifications

SNOM Probe Specifications
MF001 MF002 MF003 MF004 MF005
Material Single mode optical fiber (Basic Nufern fiber)
 405-HP 460-HP  630-HP 780-HP 980-HP
Operating wavelength 400 – 550 nm 450 – 600 nm  600 – 770 nm 780 – 970 nm 980 – 1600 nm
Mode Field Diameter 3.5 ± 0.5 µm @ 515 nm 3.5 ± 0.5 µm @ 515 nm 4.0 ± 0.5 µm @ 630 nm 5.0 ± 0.5 µm @ 850 nm 4.2 ± 0.5 µm @ 980 nm
6.8 ± 0.5 µm @ 1550 nm
Second Mode Cut-Off 370 ± 20 nm 430 ± 20 nm 570 ± 30 nm 730 ± 30 nm 920 ± 30 nm
Optical efficiency: 100 nm aperture 6×10-4 4×10-4 1×10-4 4×10-5 4×10-6
Optical efficiency: 50 nm aperture 6×10-5 4×10-5 1×10-5
4×10-6 4×10-7
Tip Coating Aluminum (70 nm) / sub-layer Vanadium (20 nm)
Tip Diameter 50 – 100nm (uncoated by Al)
Fiber Angle ~20°
Optical Input Power (max) 400 microwatt
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)

Uncoated SNOM probe tip

Probe tip with Al coating.
Aperture is about 70nm.

General Information
  • Set of 10 SNOM probes, supplied without tuning forks.
  • The probes are prepared by chemical etching method. This method gives the optical efficiency 102 – 104 times better than those obtained by mechanical pulling.

Additional Information

Product Yield
Guaranteed product yield is better than 90%
Packaging
Probes are packaged in GelPak® boxes (GelPak® is a registered trade mark of Vichem Corporation)
Warranty
  • 1 year for uncoated probes
  • 6 months for probes with conductive coating
Shipping
All in-stock items ship within 24 hours.
Standard Ground, 2-Day, Next Day options available.
Details Price QTY
MF001/10
Transmitted Wavelength:
$1,271.00 $1,080.35
MF002/10
Transmitted Wavelength:
$1,271.00 $1,080.35
MF003/10
Transmitted Wavelength:
$1,271.00 $1,080.35
MF004/10
Transmitted Wavelength:
$1,271.00 $1,080.35
MF005/10
Transmitted Wavelength:
$1,271.00 $1,080.35