Showing 17–22 of 22 results
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- Materials： zinc selenide, zinc sulfide, silicon, germanium, gallium arsenide, calcium fluoride, barium fluoride and chalcogenide
Design Wavelength： 10.6μm or customization
Focal Length Error： ±1%
Appearance Tolerance： +0.0/-0.1mm
Thickness Tolerance： ±0.1mm
Surface Quality： λ/2@632.8nm
Surface Smoothness ： 40-20
Eccentricity： <3′
Clear Aperture： >90%
Bevel： <0.2×45°
Coating：10.6um AR，8-14um Broadband AR
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- Optional materials: K9, N-BK7, JGS series UV fused quartz
- Working range: 400 nm-700 nm (other bands can be customized）
- Design wavelength: 546.1nm(n=1.519)
- Focal length tolerance: ±2%
- Shape tolerance: +0.0/-0.02mm
- Thickness tolerance: ±0.02mm
- Curved aperture: 3
- Plane flatness (aperture): 1
- Curved surface local aperture: 0.5
- Eccentricity: ≤3 arcmin
- Surface shape: 1/4λ@632.8nm
- Surface finish: National standard level 3, US military standard 60-40
- Clear aperture: >90%
- Safety edge: <0.2X45°
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- Optical element material: UV fused silica
- Plane flatness: (@633 nm) λ/2
- Curved surface local aperture: 0.5
- Eccentricity ≤3 arcmin
- Surface finish (scratches/pits): 40/20
- Design wavelength: 587.6 nm
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- Materials: N-SF11
- Diameter: 12.7 mm
- Diameter Tolerance: +0.00/-0.10 mm
- Clear Aperture: 90% CA
- Center thickness: 3.0 mm
- Center thickness tolerance: ±0.1 mm
- Edge thickness: 4.9 mm
- Radius of curvature: -11.7 mm
- Design wavelength: 587.6 nm
- Working wavelength: 400 nm-700 nm
- Focal length: -15.0 mm
- Focal length diameter: ±1%
- Back focal length: -16.7 mm
- Coating: AR coating
- AR coating: Ravg<0.5%a@working wavalength（6°AOI，single surface）
- Surface finish (scratches/pits): 40/20
- Plane flatness（@633 nm）: λ/2
- Curved surface local aperture: 0.5
- Curved aperture; 3
- Eccentricity: ≤3 arcmin
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- Optional materials: K9, N-BK7, JGS series UV fused quartz
- Working range: 400 nm-700 nm (other bands can be customized）
- Design wavelength: 546.1nm(n=1.519)
- Focal length tolerance: ±2%
- Shape tolerance: +0.0/-0.02mm
- Thickness tolerance: ±0.02mm
- Curved aperture: 3
- Plane flatness (aperture): 1
- Curved surface local aperture: 0.5
- Eccentricity: ≤3 arcmin
- Surface shape: 1/4λ@632.8nm
- Surface finish: National standard level 3, US military standard 60-40
- Clear aperture: >90%
- Safety edge: <0.2X45°
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- Materials: UV Fused Silica
- Design wavelength 587.6nm
- Diameter error +0.0/-0.1mm
- Center thickness error ±0.2mm
- Surface irregularity: λ/4@632.8nm
- Effective focal length error ±2%
- Lens centering error: 3 arc minutes
- Surface finish 20/10~40/20
- Bevel : 0.2mmX45°
- Coating: Customization
