Laser Diode Collimator Lens-Jenoptik A101,10PCS (NA:0.11, EFL:19.97 mm)

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Lens Material : PC
Lens Diameter :
φ10 mm
Edge Thickness : 4.5 mm
Design Wavelength : 780 nm
Clear Aperture (CA) : φ4.3 mm
Numerical Aperture (NA) : 0.11
Effective Focal Length (EFL) : 19.97 mm
Back Focal Length (BFL) : 18.2 mm
Axis Wave Front Error (RMS) : 0.028 λ
Transmission(%) : 90%
Storage Temperature : -25 to 70 ℃
Operating Temperature : 5 to 65 ℃



  1. A101 is the aspheric plastic laser collimating lens with a long Effective focus length which can provide more stable optical system, and have very low wave front aberration.
  2. A101 is specified for use as a collimator in combination with a diode laser.


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