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+86 43189825768

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Sales@worldhawk.com

Worldhawk

Worldhawk Optics

Tel : +86 43189825768
Email:Sales@worldhawk.com

Website : www.worldhawk.com

www.worldhawk.en.alibaba.com

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Double Concave Cylindrical Lens

Product category

Contact Us

Worldhawk Optics

Tel : +86 43189825768
Email:Sales@worldhawk.com
Website:www.worldhawk.com
https://worldhawk.en.alibaba.com

Double Concave Cylindrical Lens

Double Concave Cylindrical Lens Cylindrical Lenses are typically used to focus incoming light to a line, or to change the aspect ratio of an image. Theyare used for the optics, lasers, medical science, electronics, tele-communication and others. Worldhawk can offer cylinder Lenses with positive or negative focal lengths. Common types are convex cylindrical lens, concave cylindrical lens, meniscus cylindrical lens, and doublet/ achromatic cylindrical lens ect.. Specifications Material  N-bk7, H-K9L, Fused Silica, N-SF10, Silicon, CaF2, Sapphire etc. Length 2~300mm Centration <3 arc min Height 2 ~300mm Clear Aperture >90% Radius > 1.5mm Flatness (per 25mm at 632.8nm) <1.5Lambda (General), <1/4Lambda (High Precision) Center Thickness > 0.5mm Irregularity of Fringes 0.2-0.5 Lambda Focal Length 3~3000mm Surface Quality(S/D) 60/40, 40/20 or better Size Tolerance(mm) +/-0.1mm, +/-0.05mm Chamfer <0.25mmx45 degree Center Thickness Tolerance(mm) +/-0.1mm, +/-0.05mm Coating Uncoated, AR, BBAR, Reflective Focal Length Tolerance(mm) ±1% Design Wavelength 632.8 nm  
Price:
3.5~32USD/pc
Size:
2-300mm
Moq:
10

Double Concave Cylindrical Lens

Cylindrical Lenses are typically used to focus incoming light to a line, or to change the aspect ratio of an image. Theyare used for the optics, lasers, medical science, electronics, tele-communication and others.

Worldhawk can offer cylinder Lenses with positive or negative focal lengths. Common types are convex cylindrical lens, concave cylindrical lens, meniscus cylindrical lens, and doublet/ achromatic cylindrical lens ect..

Specifications

Material

 N-bk7, H-K9L, Fused Silica, N-SF10, Silicon, CaF2, Sapphire etc.
Length 2~300mm Centration <3 arc min

Height

2 ~300mm Clear Aperture >90%

Radius

> 1.5mm

Flatness

(per 25mm at 632.8nm)

<1.5Lambda (General), <1/4Lambda (High Precision)

Center Thickness

> 0.5mm Irregularity of Fringes 0.2-0.5 Lambda

Focal Length

3~3000mm Surface Quality(S/D) 60/40, 40/20 or better

Size Tolerance(mm)

+/-0.1mm, +/-0.05mm Chamfer <0.25mmx45 degree

Center Thickness Tolerance(mm)

+/-0.1mm, +/-0.05mm Coating Uncoated, AR, BBAR, Reflective

Focal Length Tolerance(mm)

±1% Design Wavelength 632.8 nm
 
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