Page 3 - BK7 Cylindrical >> Suppliers | Specifications

Wloptical Co., Ltd

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Powell lens is used to generate straight line. With aspherical curvature on its apex, the output line from powell lenses is even distribution of energy. For comparison, Cylindrical lenses generate gaussian beam profiles with hot-spot centre points and fading edges. The uniformity of output line is also related with incident ...

Specifications
Lens Type:	Negative
Material:	BK7
Size:	9 mm
Focal Length:	0 mm
Fan Angle:	30 degree

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Plano-Concave Cylindrical Lenses

BoJen Optics, Inc.

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Plano-Concave Cylindrical Lenses act as plano-concave spherical lenses, except on only one axis. These lenses are used in applications that require one dimensional shaping of a light source. A typical application is to use a single cylindrical lens to turn a collimated laser into a line generator. Pairs of cylindrical lenses may be ...

Specifications
Lens Type:	Negative
Material:	Ge, ZnSe, CaF2, UVFS, FS, BK7, H-K9L
Size:	1 mm
Focal Length:	-5 mm
Available Focal Lengths:	-5mm to -1000mm

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Cylindrical Lens

Union Optic

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Design Wavelength 632.8nm Dimension Tolerance +0/-0.2mm Thickness Tolerance ±0.2mm Surface Quality 60/40 scratch and dig Power(fringe@633nm) 3 Irregularity(fringe@633nm) 0.5 Centration <3 arc minutes Focal Length Tolerance ±2% Clear Aperture >90% Chamfer Protective <0.5mmx45deg