Product ID:
PROD0010
Biconcave Lens
Negative focal length biconcave lenses, used for beam expanders, optical imaging, and laser systems.
Custom Sizes Available
ISO 9001 Certified
Fast Delivery
Quality Guaranteed
Need Help?
Contact our sales team for specifications, customization, and quotes.
info@novacomponent.comTechnical Specifications
| Structure | Biconcave Lens |
|---|---|
| Material | Optical Glass, UVFS, Ge, Silicon, CaF2, MgF2, ZnSe, ZnS, Sapphire |
| Available Diameter | 0.5mm to 600mm |
| Diameter Tolerance | +0.00/-0.01mm or customer design |
| Surface Quality | 10-5 |
| Surface Irregularity | λ/10 PV @ 632.8nm or customer design |
| Thickness Tolerance | +0/-0.01mm |
| Clear Aperture | > 90% of diameter |
| Chamfer | 0.05-0.5mm × 45° |
| Coating | Single MgF2, Multi-layer AR coating |
| Effective Focal Length | Range from -20 to -250mm (SD4A series) |
Product Description
Negative focal length biconcave lenses, used for beam expanders, optical imaging, and laser systems.
Related Products in Spherical Lens
Technical Resources
Understanding Optical Surface Quality: Scratch-Dig Standards Explained
6 min read
Dimensional Tolerances in Precision Lens Manufacturing: What Actually Matters
8 min read
How to Select the Right Lens Type for Your Optical System
7 min read
Optical Coating Guide: AR, HR, and Partial Reflection Coatings
5 min readRelated Products
Spherical Lens
Hemispherical Lens / Dome Lens
Optical domes are lenses with two concentric spheres. Concentricity is critical. Widely used for detectors and optical sensors.
PROD0013
Spherical Lens
High Laser Power Spherical Lens
Laser coatings can withstand standard 12,000W lasers. Lenses are mainly made of fused silica with laser threshold > 70J/cm².
PROD0014
Spherical Lens
Meniscus Lens
Available in positive and negative types; used for telescopes, cameras, collimators, and laser systems.
PROD0015
Spherical Lens
Biconvex Lens
Biconvex lenses have two convex surfaces and are used for magnification, optical, and laser systems.
PROD0011