　Products / Laser Optics and Components

Lens

Applications:

Nd:YAG and Nd:YVO4 lasers, Diode lasers, Fiber lasers, Excimer laser, He-Ne laser, Ar gas lasers and other gas lasers, laser expanders.

Lens Types :

Plano-Concave Spherical lens,
Plano-Conves Spherical lens;
Bi-Concave Spherical lens;
Bi-Conves Spherical lens;
Menisucus Spherical Lens;
Plano-Concave Cylindrical lens;
Plano-Convex Cylindrical lens;
Customized lens is available

Substrate Materials:
BK7, UV Fused Silica, CaF2, MgF2, Sapphire or customized materials

General Specifications:

	BK7 UV fused Silica	CaF2, MgF2
Surface Quality	20/10 S/D	20/10 S/D
Flatness	Lambd/10 @ 633nm	Lambda/10 @ 633nm
Dimensional Tolerance	+0.00mm, -0.20mm;
Thickness Tolerance	±0.20mm;
Chamfer	0.3x45degree;
Concentricity	<0.05mm;
Clear Aperture	85% of dimension
AR Coatings	Single Wavelength: R<0.20; Broadband AR: R avg<0.50%; Dual Wavelength: Customized;
Damage Threshold	>10J/cm², 8nsec pulse; 1MW/cm², CW at 1064nm