C-Lens

C-lens are specifically designed for fiber optics applications such as collimator, isolator, switch, collimator array and laser assembly. Compare to other gradient index lens, C-lens have several advantages including low cost, low insertion loss in long working distance, and wide working distance range.Fiberpark provide custom designed C-lens per customer's requirement.  

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C-lens are specifically designed for fiber optics applications such as collimator, isolator, switch, collimator array and laser assembly. Compare to other gradient index lens, C-lens have several advantages including low cost, low insertion loss in long working distance, and wide working distance range.Fiberpark provide custom designed C-lens per customer's requirement.  

Parameters  Unit
Dimension tolerance1.0 or 1.8   +0.005/-0.01mm
Length Tolerance±0.04mm
Typical Wedge Angle0,6,8,9,12...Deg.
Angle tolerance±0.5Deg.
Surface Figure<λ/4nm
Max Power Handing >600mw
Surface Quality<20/10(Scratch/dig) N2μm
AR coatingR< 0.25%@λ±40nm or 1250-1650nm




Lens Type (1.0)Work Distance(mm)Diameter(mm)Wavelength (mm)Typical length (mm)
Short working distance0501.0125016502.62
Middle working distance501001.0125016503.13.85
Long working distance1002001.0125016503.85~5.27
Lens Type (1.8)Work Distance(mm)Diameter(mm)Wavelength (mm)Typical length (mm)
Short working distance0501.8125016503.1
Middle working distance501001.8125016503.10~5.37
Long working distance1002001.82.8125016505.37~8.5
ExcellentWorking Distance5002.812501650≥8.5