球罩（Fused Silica Dome Windows）是半球壳形状的保护窗口，常用于大角度范围入射光的应用，如探测器，光学传感器等应用。

材料：H-K9L 熔融石英 硅

加工范围：8-350mm

Diameter: 8-350mm Tolerance: ±0.1mm

IWall thickness: 2-30mm tolerance: ±0.05mm

Height: 5-150mm Tolerance: ±0.05mm

Surface quality: 40/20

Can be customized according to customer requirement

Diameter: 3-350mm Tolerance: ±0.05mm

Power fringes (N):3   IRR(△N)<0.3

Surface quality: 40/20

Centration < 1.5 arc minute

Material: Optical glasses;Fused Silica and CaF2

Can be customized according to customer requirements

Sizes: 3- 200mm diameters

Clear Aperture: central 90% of diameter

Surface Accuracy: 1/8th wave or better

Surface Quality: 20-10 scratch-dig

Centration: <3 arcmin

Types:Singlets such as plano-convex, plano-concave,bi-convex,bi-concave,convex-concave,meniscus.Achromatic doublets,triplets

Material: Optical glasses;Fused Silica and CaF2

lensSizes: 0.8mm to 25mm diameters

Diameter tolerance: minimum +/-3um

Surface Quality: 10/5 scratch-dig

Sphericity: minimum 1 um

Material: Optical glasses;Fused Silica;Sphire and IR material

Sizes: 3-350mm

Flatness: 1/8th wave or better

Surface Quality: 40-20 or better

Parallelism: 3 arcsec or better

Types: UV enhanced, Laser, broadband & metal, hot & cold mirrors, dielectric,plano, convex, concave, first and second surface
Material:Optical glasses,Fused Silica,B270,D263T

Sizes: 3-350mm

Clear Aperture: central 90% of diameter

Flatness: 1/10th wave

Angle Tolerance: 3 arcsec

Surface Quality: 20-10 scratch-dig

Shapes: Right angle, Penta, Dove, Porro, Rhomboid,Coner cube,

Equilateral,right angle roof and special shapes

Material:Optical glasses and Fused Silica

Sizes: 3-350mm

Clear Aperture: central 90% of diameter

Flatness: 1/10th wave

Angle Tolerance: 3 arcsec

Surface Quality: 20-10 scratch-dig

Shapes: Right angle, Penta, Dove, Porro, Rhomboid,Coner cube,

Equilateral,right angle roof and special shapes

Material:Optical glasses and Fused Silica