Shanghai Longway Special Glass Co., Ltd.
| Payment Terms | T/T,Western Union |
| Supply Ability | 38000 Pieces per Month |
| Packaging Details | electrolytic capacitor paper,foam,carton |
| Structure | Convex concave |
| Surface | Polished |
| Transmission | over 90% |
| Coating | available |
| Application | Optics and lighting |
| OEM | available |
| Brand Name | LONGWAY |
| Model Number | LW1609845 |
| Certification | ISO9001 |
| Place of Origin | Shanghai, China |
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Product Specification
| Payment Terms | T/T,Western Union | Supply Ability | 38000 Pieces per Month |
| Packaging Details | electrolytic capacitor paper,foam,carton | Structure | Convex concave |
| Surface | Polished | Transmission | over 90% |
| Coating | available | Application | Optics and lighting |
| OEM | available | Brand Name | LONGWAY |
| Model Number | LW1609845 | Certification | ISO9001 |
| Place of Origin | Shanghai, China | ||
| High Light | Broadband AR Coated Meniscus Lens ，Meniscus Lens for Laser Beam Expanding ，Meniscus Lens for Laser Beam Collimating | ||
High Performance Broadband AR Coated Meniscus Lens for Laser Beam Expanding and Collimating
Optical Component Type: The product is a "Meniscus Lens." This is a precise technical term for a lens with one convex and one concave surface. Its unique shape is specifically engineered to minimize spherical aberration, a key concern in high-quality optical systems.
Critical Surface Treatment: The lens features a "Broadband AR Coating." "AR" stands for Anti-Reflection, and "Broadband" signifies that this coating is engineered to work efficiently across a wide spectrum of wavelengths (e.g., from visible to near-infrared), not just a single laser line. This drastically reduces light loss and ghosting.
Overarching Quality Claim: The term "High Performance" is a critical qualitative filter. In the context of laser optics, this implies superior specifications such as high laser-induced damage threshold (LIDT), low wavefront error (e.g., λ/10), and precision surface quality. It immediately separates the product from commodity-grade lenses.
Primary Function 1: The lens is designed "for Laser Beam Expanding." This is the process of increasing the diameter of a laser beam, which is fundamental in applications like material processing to achieve a finer focus or in long-range transmission to reduce divergence.
Primary Function 2: It is also designed "for... Collimating." Collimation is the process of converting a diverging beam (from a laser diode or fiber) into a parallel beam. These two stated functions are intimately linked and represent a core application pair in laser system design.
This title explicitly targets the high-precision laser and photonics industry. It is designed for engineers and integrators building or maintaining:
Industrial Laser Systems (cutting, welding, marking).
Telecommunication and LiDAR Modules.
Scientific and Medical Laser Equipment (e.g., confocal microscopes, flow cytometers).
Research & Development setups in laboratories.
| Material | Optical Glass, Fused Silica, quartz |
| Diameter Tolerance | +0/-0.15 mm |
| Thickness Tolerance | +/-0.15 mm |
| Cler Aperture | over 90% |
| Surface Quality | 80/50~10/5 scratch and dig |
| Transmission | above 92% |
| Chamfer | 0.1-0.5 mm x 45 degree |
| Focal Length Tolerance | +/-1.5% |
| Back Focal Length Tolerance | +/-1.5% |
| Coating | available |
| Usage | optical system, photographic sysem, Lighting system, Electronics e.g. laser, camera, monitor, projector, magnifier etc. |
Company Details
Business Type:
Manufacturer,Agent,Exporter,Trading Company,Seller
Year Established:
2008
Total Annual:
1000000-5000000
Employee Number:
30~100
Ecer Certification：
Active Member
Introduction Shanghai Longway Special Glass Co., Ltd. has been a professional supplier in the glass industry for over 20 years. With its expertise spanning across various fields, including optics, laser, imaging, and lighting etc., the company has established itself as a trusted partner for busines... Introduction Shanghai Longway Special Glass Co., Ltd. has been a professional supplier in the glass industry for over 20 years. With its expertise spanning across various fields, including optics, laser, imaging, and lighting etc., the company has established itself as a trusted partner for busines...
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