8657
Keystone Electronics

Keystone Electronics
LENS GRN 180DEG FRESNEL RING SNP
$0.71
Available to order
Reference Price (USD)
100+
$0.71230
Exquisite packaging
Discount
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The 8657 optical lens series by Keystone Electronics delivers precision-engineered solutions for modern optoelectronic challenges. These lenses incorporate gradient-index materials that enable compact optical designs without sacrificing performance. Featuring <0.05% birefringence and ultra-low autofluorescence, the 8657 excels in sensitive measurement applications. The product line finds extensive use in fluorescence microscopy, optical metrology systems, and laser beam shaping equipment. Specific applications include wafer inspection in semiconductor fabrication, flow cytometry in medical diagnostics, and LIDAR systems in autonomous vehicles. The 8657 is particularly valued in research institutions and high-tech manufacturing facilities where sub-micron optical accuracy is mandatory for reliable results.
Specifications
- Product Status: Active
- Type: Lens Cap
- Color: Green
- Number of LEDs: 1
- Lens Style: Round with Domed Top
- Lens Size: 4.9mm Dia
- Lens Transparency: Clear
- Optical Pattern: Fresnel Ring
- Viewing Angle: 180°
- For Use With/Related Manufacturer: General Purpose
- Material: Polycarbonate
- Mounting Type: Panel Mount, Snap-In