Illustration
LSC21-004-020-E
UV Fused Silica Plano-Convex Lens, 4.00 mm Diameter, 20.00 mm EFL — LSC21-004-020-E
UV fused silica plano-convex lens for focusing and collimation.
$60 USD
International shipping is quoted separately.
Standard preparation: 3–7 business days.
Special products require a confirmed lead time.
Technical Specifications
- Diameter (mm)
- 4.00
- Effective focal length (mm)
- 20.00
- Center thickness (mm)
- 1.72
- Coating
- Average reflectance below 0.5% (250–400 nm)
- Optical material
- UV fused silica
- Design wavelength
- 587.6 nm
- Diameter tolerance
- +0.0/-0.1 mm
- Center thickness tolerance
- ±0.2 mm
- Surface irregularity
- λ/4 @ 632.8 nm
- EFL tolerance
- ±2%
- Centration
- 3 arcmin
- Working wavelength range
- 200 nm–2.1 µm