8659
Keystone Electronics

Keystone Electronics
LENS CLR 180DEG FRESNEL RING SNP
$0.79
Available to order
Reference Price (USD)
1+
$0.73000
10+
$0.68600
50+
$0.54880
250+
$0.48028
1,000+
$0.38420
2,500+
$0.34310
5,000+
$0.33162
Exquisite packaging
Discount
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Keystone Electronics presents the 8659, a versatile optical lens solution for demanding optoelectronic environments. These precision lenses are available in various configurations including plano-convex, plano-concave, and meniscus designs to meet diverse light manipulation needs. The 8659 features anti-reflective coatings that achieve >99% transmission at designated wavelengths. With scratch-resistant surfaces and durable construction, these lenses withstand rigorous industrial use. The product finds extensive application in projection systems, spectral analyzers, and optical sensors. Specific implementations include use in semiconductor inspection equipment, holographic displays, and laser cutting machines. Engineers particularly value the 8659 for its consistent performance in automated optical inspection (AOI) systems and medical diagnostic instruments.
Specifications
- Product Status: Active
- Type: Lens Cap
- Color: Clear
- 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