Bk7 Achromatic Lens, Cemented Triplets Lens

An achromatic lens is a lens that is designed to limit the effects of chromatic and spherical aberration,and is corrected to bring two wavelengths (typically red and blue) into focus in the same plane.The most common type of achromat is the achromatic doublet, the commonly used materials are composed of flint glass and crown gla

Featured Products

An achromatic lens is a lens that is designed to limit the effects of chromatic and spherical aberration,and is corrected to bring two wavelengths (typically red and blue) into focus in the same plane.The most common type of achromat is the achromatic doublet, the commonly used materials are composed of flint glass and crown glass.
 specification:
MaterialBK7, Fused Silica,Ge,Si, CaF2.
Diameter0.5-350mm
Surface Figureλ/2
Diameter Tolerance+0.01, -0.01 mm
Thickness Tolerance±0.1 mm
Paraxial Focal Length±2%
Centration<3 arc minutes
Clear Aperture>85%
Surface Quality60-40 scratch and dig or better
Protective Bevel0.25 mm x 45°
Coating: Specified by customers 
 

Other Items

Bk7 Achromatic Lens, Cemented Triplets Lens



Factory information

Yutai Optics, we specialize in the design and volume manufacturing of high performance optical components such as lens,prisms, windows,filters,mirrors and more for use in optical instruments and laser systems, as well as for military, telecommunications,medical, environment monitoring industry,material is widely ranged from optical glass to IR and UV glass.
    As a Fast-growing supplier in Optics, Yutai Optics offers excellent service and good quality items,our products have been appreciated by many European and American customers,of course we build a long-term cooperation.YuTai Optics has quickly established itself as a leader in optical components from its advanced technology and quality control.

Bk7 Achromatic Lens, Cemented Triplets Lens

Our Advantage


Sells Team
Yutai Optics has a professinal sells team with excellent service, we tracking from inquiry to delivery of items.We try our best to meet each customers'request.             

Produciton Team
Yutai Optics has many experienced engineers and advanced machines, they are the important guarantee for the higher quality products.Our advanced production machines list:
Ring polishing machine, Single axis machine,  Two axis machine, Four axis machine,Centering edging machine,Mechanical milling machine,Spectrograph,  Grinding machine,nanotech.250upl,talysurfi120.
                                                                                     
Inspection Team
Advanced testing equipment and methods are important guarantee for the production of high-precision products.Our testing machine is ZYGO, Stereo interferometer,Horizontal interferometer.We provide testing report for each batch for your items.
Bk7 Achromatic Lens, Cemented Triplets Lens


Process for most optics
Material-cutting-rounding-milling-grinding-polishing-edging-cleaning-coating-gluing-edging-blacking-accembly-packing-shipping

Packaging & Shipping
 1 Package Detail: A. Standard carbon and envelop with plastic foam.
                               B. Safety green carton.
                               C. Customized.

Bk7 Achromatic Lens, Cemented Triplets Lens

 
2 Delivery Detail: Within 30 days.(Also depand on the quantity)Bk7 Achromatic Lens, Cemented Triplets Lens

 

Payment:

Bk7 Achromatic Lens, Cemented Triplets Lens

Contact us

Please feel free to give your inquiry in the form below We will reply you in 24 hours