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Corning 7980 Cylindrical Rod Lens - Large Cylinder
Optical lenses are essential optical components used to focus or diverge light. These can be single-element or multi-element and are widely applied in various fields, including microscopy, laser processing, life sciences, imaging, industrial, and defense sectors. As light passes through a lens, its behavior is influenced by the lens's shape and material. Plano-Convex (PCX) or Double-Convex (DCX) lenses converge light to a point, while Plano-Concave (PCV) or Double-Concave (DCV) lenses cause divergence. Achromatic lenses are ideal for color correction, and aspheric lenses help reduce spherical aberration. Infrared (IR) transmission is best achieved with Germanium (Ge), Silicon (Si), or Zinc Selenide (ZnSe), while Fused Silica is suitable for ultraviolet (UV) applications.
Our products are commonly used in cameras, lasers, medical devices, laser printers, cutting machines, aerospace optics, optical communication systems, projectors, telescopes, microscopes, and magnifying glasses.
**Specifications:**
| **Parameter** | **Value** |
|-----------------------|------------------------------------|
| Material | Corning 7980 |
| Design Wavelength | 632.8 nm |
| Surface Figure | λ/2 |
| Diameter Tolerance | +0.1 / -0.1 mm |
| Thickness Tolerance | ±0.2 mm |
| Paraxial Focal Length | ±2% |
| Centration | <3 arc minutes |
| Clear Aperture | >85% |
| Surface Quality | 60-40 scratch and dig |
| Protective Bevel | 0.25 mm x 45° |
Other Items:
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**Factory Information:**
Yutai Optics specializes in the design and mass production of high-performance optical components such as lenses, prisms, windows, filters, and mirrors. Our products are used in optical instruments, laser systems, military, telecommunications, medical, and environmental monitoring industries. We work with a wide range of materials, from optical glass to IR and UV glass.
As a fast-growing optics supplier, Yutai Optics delivers excellent service and high-quality products. Our items have been well-received by many European and American clients, and we aim to build long-term partnerships. With advanced technology and strict quality control, we have established ourselves as a leader in the optical component industry.
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**Our Advantage:**
**Sales Team**
We have a professional sales team that ensures smooth communication from inquiry to delivery. We strive to meet all customer requirements.
**Production Team**
Our experienced engineers and advanced machinery ensure the production of high-quality optical components. Our equipment includes ring polishing machines, single-axis, two-axis, and four-axis machines, centering edging machines, mechanical milling machines, spectrographs, grinders, nanotech.250upl, and Talysurfi120.
**Inspection Team**
We use advanced testing equipment like ZYGO, stereo interferometers, and horizontal interferometers. Each batch comes with a detailed test report.
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**Process for Most Optics:**
Material cutting → rounding → milling → grinding → polishing → edging → cleaning → coating → gluing → edging → blacking → assembly → packing → shipping
**Packaging & Shipping:**
1. Package Details:
- A. Standard carbon and plastic foam envelope
- B. Safety green carton
- C. Customized packaging
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2. Delivery Details:
- Typically within 30 days, depending on quantity.
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**Payment Terms:**
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At Yutai Optics, we combine innovation, precision, and customer satisfaction to deliver top-tier optical solutions. Whether you need custom designs or standard components, we are here to support your needs.
September 19, 2025