Cylindrical Lenses
Details
China Equipment goods
Equipment goods

Cylindrical Lenses

Quantity : 999

Cylindrical lenses are used to correct astigmatism in the eye and in rangefinders, to produce astigmatism, stretching a point of light into a line, they are widely used in bar code scanning, projection optics systems, laser measurement systems and holography.
Cylindrical lenses are available in either plano-concave or plano-convex configurations from Crysmit, Plano-concave lenses have a negative focal length and are used for image reduction or to spread light. Plano-convex lenses have a positive focal length, which makes them ideal for collecting and focusing light for many imaging applications.

Plano-Concave Cylindrical Lens Plano-Convex Cylindrical Lens

Attribute
Specification
Typical Material
N-BK7, H-K9, Fused Silica, N-SF10, etc
Diameter Tolerance (mm)
±0.2 (General), ±0.05 (High Precision)
Focal Length Tolerance (mm)
±2%
Centration
<3 arc min</div>
Surface1 Figure (per 25mm@632.8nm)
λ/2 (General), λ/4 (High Precision)
Surface2 Figure (per 25mm@632.8nm)
2λ (General), λ (High Precision)
Surface Quality
60/40 (General), 10/5 (High Precision)
Bevel (face width x 450)
<0.2-0.5mm (General), 0.05-0.2 (High Precision)</div>
Coating
upon request

Location : 118 Yangqiao Road West,Fuzhou,350002,P.R.China, china fujian ,
Contact : amiee ye,

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