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Shanghai Longway Special Glass Co., Ltd.
Verified Supplier
1 Years
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1 Years
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| Brand Name : | LONGWAY |
| Model Number : | OG005864 |
| Certification : | ISO9001 |
| Price : | NEGOTIATION |
| Payment Terms : | T/T,Western Union |
| Supply Ability : | 170000 Pieces per Month |
| Delivery Time : | 25 days |
Low-Dispersion Unique Narrow Beam Glass Lens for High-End LED Fixtures
Material
The lens is crafted from specialized optical glass formulations,
typically extra-low dispersion (ED) glass or borosilicate crown
glass. These materials are selected for their specific refractive
index properties and ability to minimize chromatic effects,
distinguishing them from standard optical plastics or common glass.
Key Properties
Low Dispersion Characteristics: The primary property is its low Abbe number, which significantly reduces chromatic aberration. This prevents color fringing and maintains pure white light integrity.
Precision Narrow Beam Optics: Features a uniquely engineered optical surface (often aspherical or TIR design) that creates a well-defined, collimated beam with sharp cut-off angles and minimal spill light.
High Thermal Stability: Maintains its precise optical properties and structural integrity under the thermal load of high-power LED chips, without warping or degrading.
Superior Surface Accuracy: Manufactured to micron-level tolerances to ensure consistent beam patterns and optimal light control without artifacts.
Primary Function
The core function of this lens is to transform raw LED emission
into a perfectly controlled, narrow beam distribution while
preserving color quality. It efficiently collects and redirects
light into a tight, collimated output with exceptional precision,
making it ideal for applications requiring focused illumination
over distance.
Applications
This advanced lens technology serves premium lighting sectors where
beam precision and color accuracy are paramount:
Museum and Gallery Accent Lighting for artifact illumination
High-End Retail and Display Lighting for product highlighting
Architectural Spotlighting and facade illumination
Professional Studio and Photography Lighting equipment
Precision Task Lighting in industrial and laboratory settings
Searchlights and Specialized Outdoor Applications
In summary, this low-dispersion narrow beam glass lens represents the pinnacle of optical performance for luxury and professional lighting fixtures, delivering unmatched beam control and color purity for the most discerning illumination requirements.
| Item | Glass lens and led lens |
| Material | Borosilicate glass |
| Diameter Tolerance | +0/-0.5 mm |
| Thickness Tolerance | +/-0.2 mm |
| Processed | By Molding and Polishing |
| Working temperature | Resisting high temperature shock |
| Surface Quality | Clear and smooth |
| Transmission | Around 90% for visible light |
| Tempering | Available |
| Usage | Lighting system and Optics etc. |
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