Showing 1–16 of 22 results
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- Materials: Optical glass、optical crystal and others
- Diameter（mm): 5-500
- Diameter Tolerance（mm): ±0.03
- Thickness Tolerance(mm): ±0.03
- Surface finish (American standard) : 60-40或10-5
- Surface accuracy: λ/10@632.8nm or higher
- Focal length error: ±2%
- Clear Aperture: ＞90%
- Eccentricity: ≤3 arcmin or higher
- Bevel: 0.2mmX45°
- Coating: Customization
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- Material: BK7，SF2
- Wavalength: blue：486.1nm，green：546.1nm，red：656.3nm
- Coating: AR
- Adhesive: UV curable adhesive
- Laser Damage Threshold: 0.3J/cm2（Pulse width 10ns, repetition frequency 20Hz）
- Surface Quality: 40－20
- Effective Diameter: 90% of outer diameter
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- Materials: Optical glass、optical crystal and others
- Diameter（mm): 5-500
- Diameter Tolerance（mm): ±0.03
- Thickness Tolerance(mm): ±0.03
- Surface finish (American standard) : 60-40或10-5
- Surface accuracy: λ/10@632.8nm or higher
- Focal length error: ±2%
- Clear Aperture: ＞90%
- Eccentricity: ≤3 arcmin or higher
- Bevel: 0.2mmX45°
- Coating: Customization
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- Materials: B270
- Diameter: 25.4 mm
- Clearance Aperture: >22.9 mm
- Center Thickness: 14.0 mm
- Center Thickness Tolerance: ±0.3 mm
- Edge Thickness: 1.2 mm
- Working Wavelength: 1100 nm-1650 nm
- Focal Length: 16.0 mm
- Focal Length Tolerance: ±8%
- Back Focal Length: 7.3 mm
- F/#: 0.70
- Numerical Aperture: 0.79
- Coating: AR coating
- AR coating: Ravg<0.5%a@working wavelength（6°AOI，single surface）
- Surface Smoothness: 80/50
- Eccentricity: ≤30 arcmin
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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
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- Surface roughness RMSi≤ 0.5µm
- Laser-induced damage threshold : 12 J/cm², 100 Hz, 6 ns at 532 nm
- Can withstand high laser power density
- Can be used in a variety of precision instruments.
- Examples include measuring instruments, spectrometers, laser scanners, generation of marking patterns in medical technology
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- Centering (arcmin): ≤5
- Bevel: Protective bevel as needed
- Asphere Figure Error, RMS @ 632.8nm: 1.2λ
- Surface Quality: 60-40
- Conjugate Distance: Infinite
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- Centering (arcmin): ≤5
- Bevel: Protective bevel as needed
- Asphere Figure Error, RMS @ 632.8nm: 1.2λ
- Surface Quality: 60-40
- Conjugate Distance: Infinite
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Common Specifications
Centering (arcmin): ≤5
Focal Length Specification Wavelength (nm): 587.6
Surface Quality: 60-40, glass surfaces only
Coating: VIS 0° (425-675nm)
Coating Specification: Ravg ≤0.4% @ 425 – 675nm
Wavelength Range (nm): 425 – 675
Operating Temperature (°C): -20°C to 80°C
Note:
VIS 0° Coating on First Surface, Second Surface is Aspheric Polymer
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- Materials: Sapphire, N-BK7, UVFS, Ruby, Ge、ZnSe, high refractive glass
- Diameter: 0.3mm-300mm
- Sphericity Standard: 2μm
- Working wavelength: UV to IR
- Irregularity (@663nm) : λ/4
- Surface Quality: 40/20
- Coating: AR Coatings or customization
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- Materials: Optical glass、optical crystal and others
- Diameter（mm): 5-500
- Diameter Tolerance（mm): ±0.03
- Thickness Tolerance(mm): ±0.03
- Surface finish (American standard) : 60-40或10-5
- Surface accuracy: λ/10@632.8nm or higher
- Focal length error: ±2%
- Clear Aperture: ＞90%
- Eccentricity: ≤3 arcmin or higher
- Bevel: 0.2mmX45°
- Coating: Customization
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- Materials: Optical glass, calcium fluoride, magnesium fluoride, silicon, germanium, zinc selenide, etc.
- Diameter: 1-600mm
- Diameter Tolerance: ±0.03 mm
- Thickness Tolerance: ±0.03mm
- Surface finish (American standard) : 60-40 or 10-5
- Focal length error : ±2%
- Clear Aperture: ＞90
- Eccentricity: ≤3 arcmin
- Bevel: 0.2mmX45°
- Coating: Customization
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- Materials: Optical glass, calcium fluoride, magnesium fluoride, silicon, germanium, zinc selenide, etc.
- Diameter:（mm) 1-600
- Diameter Tolerance:（mm) ±0.03
- Thickness Tolerance(mm) ±0.03
- Surface finish (American standard): 60-40 or 10-5
- Surface accuracy: λ/10@632.8nm or higher
- Focal length error: ±2%
- Clear aperture: ＞90%
- Eccentricity : <3′ or higher
- Bevel: 0.2mmX45°
- Coating: customization
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- Thickness Tolerance (%): ±40
- Dimensional Tolerance (inches): ±0.05
- Substrate: Acrylic
- Coating: Uncoated
- Wavelength Range (nm): 400 – 1100
- Index of Refraction nd: 1.49
- Transmission (%): 85 (Typical)
- Operating Temperature (°C): 80 (Maximum)
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- Materials: Optical glass、optical crystal and others
- Diameter（mm): 5-500
- Diameter Tolerance（mm): ±0.03
- Thickness Tolerance(mm): ±0.03
- Surface finish (American standard) : 60-40或10-5
- Surface accuracy: λ/10@632.8nm or higher
- Focal length error: ±2%
- Clear Aperture: ＞90%
- Eccentricity: ≤3 arcmin or higher
- Bevel: 0.2mmX45°
- Coating: Customization
-
- Materials: Optical glass、optical crystal and others
- Diameter（mm): 5-500
- Diameter Tolerance（mm): ±0.03
- Thickness Tolerance(mm): ±0.03
- Surface finish (American standard) : 60-40或10-5
- Surface accuracy: λ/10@632.8nm or higher
- Focal length error: ±2%
- Clear Aperture: ＞90%
- Eccentricity: ≤3 arcmin or higher
- Bevel: 0.2mmX45°
- Coating: Customization
