Focusing Lens, Plano-Convex, 38.1 mm, UVFS, 150 mm EFL, Uncoated

The 41570 Focusing Lens is used to focus a collimated beam from a light source onto a fused silica fiber. This 1.5 inch (38.1 mm) diameter plano-convex lens is made with High purity UV grade fused silica. It has a 150 mm focal length and a 190 to 2500 nm range.

Specifications

Technical Specs

Lens Shape
Plano-Convex
Diameter
38.1 mm
Lens Material
UV Fused Silica
Antireflection Coating
Uncoated
Surface Quality
60-40 scratch-dig
F/#
4
Effective Focal Length (EFL)
150 mm
Back Focal Length (BFL)
146.5 mm
Edge Thickness (Te)
2.3 mm
Center Thickness (Tc)
5.0 mm

Principal Plane 2 (P2)
-3.5 mm
Design Wavelength
589 nm
Centration
3 arc min
Focal Length Tolerance
±2 %
Diameter Tolerance
+0/-0.25 mm
Center Thickness Tolerance
±0.25 mm
Clear Aperture
≥central 90% of diameter

Lens Shape
Plano-Convex
Diameter
38.1 mm
Lens Material
UV Fused Silica
Antireflection Coating
Uncoated
Surface Quality
60-40 scratch-dig
F/#
4
Effective Focal Length (EFL)
150 mm
Back Focal Length (BFL)
146.5 mm
Edge Thickness (Te)
2.3 mm
Center Thickness (Tc)
5.0 mm

Principal Plane 2 (P2)
-3.5 mm
Design Wavelength
589 nm
Centration
3 arc min
Focal Length Tolerance
±2 %
Diameter Tolerance
+0/-0.25 mm
Center Thickness Tolerance
±0.25 mm
Clear Aperture
≥central 90% of diameter

Resources & Downloads

Other

41570 RoHS Certificate(266.2 kB, PDF)
41570_ROHS2-2021.pdf(281.2 kB, PDF)

2D Product Drawings

PLANOCO1 VEX-S(89.6 kB, PDF)

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