Plano-Concave Lens, Fused Silica, 25.4 mm, -50 mm EFL, 245-440 nm

The SPC034AR.10 Fused Silica Plano-Concave Lens is a 245 to 440 nm antireflection coated 25.4 mm diameter fused silica plano-concave lens with an effective focal length of -50 mm. It is designed to meet the demanding requirements of laser electro-optic applications, Newport's UV grade fused silica precision plano-concave lenses are polished to tight tolerances using master test plates to ensure minimum wavefront distortion. UV grade fused silica will not fluoresce under UV light and is resistant to radiation. And for high-energy applications, the extreme purity of fused silica eliminates microscopic defect sites that could lead to laser damage.
Specifications
- Lens ShapePlano-Concave
- Diameter25.4 mm
- Lens MaterialUV Fused Silica
- Antireflection Coating245-440 nm
- Coating TypeUV Multilayer
- Coating CodeAR.10
- Damage Threshold2 J/cm2, 10 nsec pulses, 10 Hz at 355 nm
- Surface Quality20-10 scratch-dig
- Surface Flatnessλ/2
- λ/4
- 1.5 λ
- F/#-2
- -50 mm
- -51.71 mm
- -22.950 mm
- 5.55 mm
- 2.5 mm
- Principal Plane 2 (P<sub>2</sub>)-1.71 mm
- Design Wavelength589 nm
- Centration≤3 arc min
- Chamfers0–0.8 mm face width
- Chamfers Angle/Tolerance45° ±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

Resources & Downloads
3D Product Models
2D Product Drawings
PLANOCO1 CAV-S(88 kB, PDF)
Software
SPC034AR.10 Zemax File(5.2 kB, ZMX)
Other
SPC034AR.10 RoHS Certificate(702.8 kB, PDF) AR.10 Raw Data.xlsx(81.2 kB, XLSX)
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