Cylindrical lens element

Radius range
2.5 mm radius – ∞

Length
For 2.5 mm – 5 mm radius: 1 mm – 40 mm
For 5 mm – 10 mm radius: 5 mm – 100 mm
For 10 mm – 1000 mm radius: 10 mm – 600 mm
For 30 mm – 70 mm radius: up to 3000 mm

Width
1 mm – 2 R or 250 mm, respectively
Round edging can be provided for cylinder lenses:1 mm – 2 R diameter and 350 mm (max.) on request
Tolerances
Radius variance up to 1000 mm: ± 1%, ± 5% beyond 1000 mm, up to ± 0.01 mm radius accuracy on request (depending on geometry)
Length: ± 0.1 mm
Width: ± 0.1 mm
Irregularity: λ/4 per 10 mm at 633 nm, reduced to λ/10 on request, optionally available with documentary proof of certification up to maximum diameter of 150 mm (depending on radius)
Edge thickness variance: up to ± 0.1 mm (centration), up to 1 μ on request

Geometry/curvature : cylindrical, plano-convex
Material : glass
Diameter : Min.: