Shanghai Longway Special Glass Co., Ltd.
| Packaging Details | paper,foam,carton |
| Supply Ability | 80000 Pieces per Month |
| Payment Terms | T/T,Western Union |
| Structure | Bi-convex |
| Surface | Optical grade |
| Transmission | over 90% |
| Coating | available |
| OEM | available |
| Usage | Optics |
| Place of Origin | Shanghai, China |
| Brand Name | LONGWAY |
| Model Number | LW1609201444 |
| Certification | ISO9001 |
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Product Specification
| Packaging Details | paper,foam,carton | Supply Ability | 80000 Pieces per Month |
| Payment Terms | T/T,Western Union | Structure | Bi-convex |
| Surface | Optical grade | Transmission | over 90% |
| Coating | available | OEM | available |
| Usage | Optics | Place of Origin | Shanghai, China |
| Brand Name | LONGWAY | Model Number | LW1609201444 |
| Certification | ISO9001 | ||
| High Light | BK7 Glass Doublet Convex Lens ，Optical Glass Lens for Photography ，OEM Optical Glass Convex Lens | ||
Material:
• BK7 Optical Glass: BK7 is a high-quality borosilicate crown glass known for its excellent optical properties. It is widely used in the optics industry due to its clarity, low inclusions, and high transmission of visible light.
Properties:
• High Transmission: BK7 glass offers high transmission rates in the visible spectrum, making it ideal for applications requiring clear and bright images.
• Low Dispersion: This material has a low dispersion (Abbe number of 64.17), which helps in minimizing chromatic aberration, ensuring sharp and accurate color reproduction.
• Durability: BK7 is resistant to chemical and environmental factors, providing long-lasting performance in various conditions.
• Refractive Index: It has a refractive index of 1.5168 at 587.6 nm, which is suitable for many optical applications.
Function:
• Image Formation: The doublet convex lens design combines two lenses to correct spherical and chromatic aberrations, resulting in sharper and clearer images.
• Light Focusing: It effectively focuses light to a point, enhancing the quality of photographs by improving the sharpness and detail of the captured images.
• Magnification: Used in photography lenses to provide the necessary magnification for capturing detailed and high-resolution images.
Applications:
• Photography Lenses: Essential in the construction of high-quality camera lenses, providing photographers with the ability to capture sharp, clear, and color-accurate images.
• Telescopes: Used in the eyepieces and objective lenses of telescopes to enhance image clarity and detail.
• Microscopy: Applied in microscope objectives to achieve high magnification and resolution for scientific and medical imaging.
• Optical Instruments: Integral in various optical devices such as binoculars, projectors, and laser systems, where precise light manipulation is required.
| Item | Optical glass doublet convex lens |
| Material | Optical glass, Qurartz glass, Pyrex, borosilicate glass, Float glass |
| Diameter Tolerance | +0/-0.2 mm |
| Thickness Tolerance | +/-0.2 mm |
| Processed | by grinding, polishing |
| Surface Quality | 80/50,60/40 |
| Material Quality | no scratches and air bubble |
| Transmission | above 90% |
| Chamfer | 0.1-0.3 mm x 45 degree |
| Surface Coating | Available |
| Usage | Photography, Lighting system, Electronic apparatus |
Company Details
Business Type:
Manufacturer,Agent,Exporter,Trading Company,Seller
Year Established:
2008
Total Annual:
1000000-5000000
Employee Number:
30~100
Ecer Certification：
Verified Supplier
**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 par... **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 par...
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