Plano-Concave Lens, N-BK7, 25.4 mm Diameter, -100 mm EFL, 430-700 nm

Model: KPC034AR.14

$57

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Product Series Overview

Visible N-BK7 Plano-Concave Lenses

The KPC034AR.14 N-BK7 Plano-Concave Lens is a 430 to 700 nm anti-reflection coated, 25.4 mm diameter, N-BK7, plano-concave lens with an effective focal length of -100 mm. It is designed to meet the demanding requirements of laser electro-optic applications. Newport's N-BK7 precision plano-concave lenses are manufactured from fine annealed optical glass and are polished to tight tolerances using master test plates to ensure minimum wavefront distortion.

Specifications

Technical Specs

Lens Shape
Plano-Concave
Diameter
25.4 mm
Lens Material
N-BK7
Antireflection Coating
430-700 nm
Coating Type
Visible Multilayer
Coating Code
AR.14
Damage Threshold
7.5 J/cm², 10 ns pulses, 10 Hz at 532 nm
Surface Quality
40-20 scratch-dig
Surface Accuracy, Irregularity
λ/4
Surface Accuracy, Power
1.5 λ
F/#
-3.9
Effective Focal Length (EFL)
-100 mm
Back Focal Length (BFL)
-101.64 mm
Radius of Curvature (R)
-51.680 mm

Edge Thickness (Te)
3.78 mm
Center Thickness (Tc)
2.5 mm
Principal Plane 2 (P2)
-1.64 mm
Design Wavelength
589 nm
Centration
≤3 arc min
Chamfers
0–0.8 mm face width
Chamfers Angle/Tolerance
45° ±15°, typical
Focal Length Tolerance
±1 %
Diameter Tolerance
+0/-0.1 mm
Center Thickness Tolerance
±0.1 mm
Clear Aperture
≥central 90% of diameter
Cleaning
See How to Clean Optics

Lens Shape
Plano-Concave
Diameter
25.4 mm
Lens Material
N-BK7
Antireflection Coating
430-700 nm
Coating Type
Visible Multilayer
Coating Code
AR.14
Damage Threshold
7.5 J/cm², 10 ns pulses, 10 Hz at 532 nm
Surface Quality
40-20 scratch-dig
Surface Accuracy, Irregularity
λ/4
Surface Accuracy, Power
1.5 λ
F/#
-3.9
Effective Focal Length (EFL)
-100 mm
Back Focal Length (BFL)
-101.64 mm
Radius of Curvature (R)
-51.680 mm

Edge Thickness (Te)
3.78 mm
Center Thickness (Tc)
2.5 mm
Principal Plane 2 (P2)
-1.64 mm
Design Wavelength
589 nm
Centration
≤3 arc min
Chamfers
0–0.8 mm face width
Chamfers Angle/Tolerance
45° ±15°, typical
Focal Length Tolerance
±1 %
Diameter Tolerance
+0/-0.1 mm
Center Thickness Tolerance
±0.1 mm
Clear Aperture
≥central 90% of diameter
Cleaning
See How to Clean Optics

Resources & Downloads

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Plano-Concave Lens, N-BK7, 25.4 mm Diameter, -100 mm EFL, 430-700 nm

Model: KPC034AR.14

Product Series Overview

Specifications

Technical Specs

Resources & Downloads

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