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Single-mode fiber collimator

Part Number: VLFL-660-SF

The 660nm deep red laser has stronger penetration than 520/638nm, and its low-loss transmission makes it suitable for applications in complex environments (such as dust and mist);


The Φ4×14mm specification has a waist of 0.4mm (the smallest waist in the red wavelength band), with high beam focusing accuracy, suitable for precise ranging;


The 4.0μm core diameter is compatible with medium-power lasers, balancing transmission efficiency and equipment safety.

Images are for display purposes only.

Specifications

WavelengthFiber Core DiameterWorking distanceOverall Dimension with Corresponding Beam Waist & Divergence Angle
660nm4.0um0 - 2mΦ3.210.4mm: Beam Waist 0.4mm, Divergence Angle ≤2mrad; Φ414mm: Beam Waist 0.4mm/1.2mm, Divergence Angle ≤2mrad/≤0.5mrad; Φ1216.5mm: Beam Waist 0.75mm, Divergence Angle ≤0.5mrad; Φ1225.5mm: Beam Waist 2mm, Divergence Angle ≤0.5mrad
Unit Price
Total
Ship Date
TBD
Quantity Price(USD)Ship Date
1-10TBD
10-TBD
NOTE : Ship Dates above are subject to change depending upon availability.

Explore Series

Model
Overall Dimension with Corresponding Beam Waist & Divergence Angle
Fiber Core Diameter
Working distance
Wavelength
Action
VLFL-405-SF
Φ414mm: Beam Waist 0.35mm/0.95mm, Divergence Angle ≤2mrad/≤0.5mrad; Φ1216.5mm: Beam Waist 0.55mm, Divergence Angle ≤0.5mrad; Φ12*25.5mm: Beam Waist 2mm, Divergence Angle ≤0.5mrad
3.0um
0 - 2m
405nm
VLFL-450-SF
Φ3.210.4mm: Beam Waist 0.25mm, Divergence Angle ≤2mrad; Φ414mm: Beam Waist 0.45mm/1.1mm, Divergence Angle ≤2mrad/≤0.5mrad; Φ1216.5mm: Beam Waist 0.8mm, Divergence Angle ≤0.5mrad; Φ1225.5mm: Beam Waist 2mm, Divergence Angle ≤0.5mrad
3.5um
0 - 2m
450nm
VLFL-488-SF
Φ3.210.4mm: Beam Waist 0.4mm, Divergence Angle ≤2mrad; Φ414mm: Beam Waist 0.45mm/1.0mm, Divergence Angle ≤2mrad/≤0.5mrad; Φ1216.5mm: Beam Waist 0.75mm, Divergence Angle ≤0.5mrad; Φ1225.5mm: Beam Waist 2mm, Divergence Angle ≤0.5mrad
3.5um
0 - 2m
488nm
VLFL-520-SF
Φ3.210.4mm: Beam Waist 0.4mm, Divergence Angle ≤2mrad; Φ414mm: Beam Waist 0.45mm/1.0mm, Divergence Angle ≤2mrad/≤0.5mrad; Φ1216.5mm: Beam Waist 0.65mm, Divergence Angle ≤0.5mrad; Φ1225.5mm: Beam Waist 2mm, Divergence Angle ≤0.5mrad
3.5um
0 - 2m
520nm
VLFL-638-SF
Φ3.210.4mm: Beam Waist 0.4mm, Divergence Angle ≤2mrad; Φ414mm: Beam Waist 0.45mm/1.2mm, Divergence Angle ≤2mrad/≤0.5mrad; Φ1216.5mm: Beam Waist 0.55mm, Divergence Angle ≤0.5mrad; Φ1225.5mm: Beam Waist 2mm, Divergence Angle ≤0.5mrad
4.0um
0 - 2m
638nm
VLFL-785-SF
Φ3.210.4mm: Beam Waist 0.35mm, Divergence Angle ≤2mrad; Φ414mm: Beam Waist 0.45mm/1.0mm, Divergence Angle ≤2mrad/≤0.5mrad; Φ1216.5mm: Beam Waist 0.65mm, Divergence Angle ≤0.5mrad; Φ1225.5mm: Beam Waist 2mm, Divergence Angle ≤0.5mrad
5.0um
0 - 2m
785nm
VLFL-850-SF
Φ3.210.4mm: Beam Waist 0.4mm, Divergence Angle ≤2.5mrad; Φ414mm: Beam Waist 0.4mm/0.9mm, Divergence Angle ≤2mrad/≤0.5mrad; Φ1216.5mm: Beam Waist 0.7mm, Divergence Angle ≤0.5mrad; Φ1225.5mm: Beam Waist 2mm, Divergence Angle ≤0.5mrad
5.0um
0 - 2m
850nm
VLFL-980-SF
Φ3.210.4mm: Beam Waist 0.4mm, Divergence Angle ≤2.5mrad; Φ414mm: Beam Waist 0.45mm/1.0mm, Divergence Angle ≤2.5mrad/≤0.5mrad; Φ1216.5mm: Beam Waist 0.7mm, Divergence Angle ≤0.5mrad; Φ1225.5mm: Beam Waist 2mm, Divergence Angle ≤0.5mrad
6.5um
0 - 2m
980nm
VLFL-1064-SF
Φ3.210.4mm: Beam Waist 0.4mm, Divergence Angle ≤2mrad; Φ414mm: Beam Waist 0.4mm/1.0mm, Divergence Angle ≤2.5mrad/≤0.5mrad; Φ1216.5mm: Beam Waist 0.8mm, Divergence Angle ≤0.5mrad; Φ1225.5mm: Beam Waist 2mm, Divergence Angle ≤0.5mrad
5.5um
0 - 2m
1064nm
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