Shanghai Longway Special Glass Co., Ltd.
| Payment Terms | D/P,T/T,Western Union |
| Supply Ability | 4000 Pieces per Month |
| Delivery Time | 30 days |
| Packaging Details | electrolytic capacitor paper,foam,carton |
| Structure | Optical Dome Lens |
| Surface | Optical grade |
| Transmission | over 90% |
| Coating | available |
| Processing | Grinding and polishing |
| OEM | available |
| Brand Name | LONGWAY |
| Model Number | LW16092012313 |
| Certification | ISO9001 |
| Place of Origin | Shanghai, China |
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Product Specification
| Payment Terms | D/P,T/T,Western Union | Supply Ability | 4000 Pieces per Month |
| Delivery Time | 30 days | Packaging Details | electrolytic capacitor paper,foam,carton |
| Structure | Optical Dome Lens | Surface | Optical grade |
| Transmission | over 90% | Coating | available |
| Processing | Grinding and polishing | OEM | available |
| Brand Name | LONGWAY | Model Number | LW16092012313 |
| Certification | ISO9001 | Place of Origin | Shanghai, China |
| High Light | Optical Hemispherical Dome ，N-BK7 Ar-coating Optical Lens ，Optical Dome For Sun Light Sensor | ||
Precision N-BK7 Ar-coating Optical Hemispherical Dome Lens For Sun Light Sensor
1. Material & Construction
Optical Substrate: Schott N-BK7 borosilicate glass (Grade A homogeneity)
Geometry: True hemispherical dome (180° field of view)
Coating: Broadband AR coating (300–2500nm, >98.5% avg. transmission)
Sealing: Hermetic edge bonding for IP68-rated environmental protection
2. Critical Properties
Spectral Performance:
90% transmission from 350–2000nm (uncoated)
<0.2% reflection loss per surface (coated)
Environmental Durability:
Thermal cycling: -50°C to +150°C operational range
UV degradation: <0.1%/year @ 1000 W/m² solar exposure
Optical Precision:
Surface accuracy: λ/8 @ 632.8nm
Refractive index homogeneity: <5 × 10⁻⁶
3. Core Functions
Omnidirectional Light Capture: 180° FOV for accurate solar irradiance measurement
Optical Path Preservation: Maintains collimation through curved interface
Environmental Shielding: Protects sensors from rain/dust while minimizing Fresnel losses
Calibration Stability: Near-zero angular dependence (±0.5% responsivity variance)
4. Key Applications
Solar Monitoring Systems:
Pyranometers & pyrheliometers (ISO 9060 compliant)
PV panel efficiency sensors
Meteorological Stations:
Daylight harvesting sensors
UV index monitors
Aerospace Instruments:
Satellite solar flux detectors
Rover environmental sensors
Agricultural Tech:
Photosynthetically active radiation (PAR) sensors
| Name | Optical Domed Lens |
| Material | Optical glass, Qurartz glass, borosilicate glass |
| Diameter Tolerance | +0/-0.15 mm |
| Thickness Tolerance | +/-0.15mm |
| Processed | by grinding, polishing |
| Surface Quality | 80/50,60/40,40/20 |
| Material Quality | no scratches and air bubble |
| Transmission | above 90% |
| Chamfer | 0.1-0.5 mm x 45° |
| Surface Coating | Available |
| Usage | Photography, Lighting system, Optics |
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 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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