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0 01mm Bk 7 Double Concave Spherical Lens - USA

price: contact company for price

Double- Concave Spherical Lens, also named Bi- Concave Lens, is used

to divergent light. The Bi- Concave is best used when the input beam is

converging. It is used in beam expanders, projection optics systems,

optical viewers and optical charater readers etc.

The normal specification of double concave spherical lenses as follow:

* Material: BK7 or other materials

* Focal length: +/ - 1%

* Center thickness tolerance: +/ - 0.01mm

* Centration: 1 arc minutes

* Surface Figure: lambda/ 2 at 633nm on plano side

* Surface quality: 40/ 20 stratch/ dig

* Clear Apenture>90%

* Chamfer Protective: 0.25mm at 45 degree typical

* Coating: optional

Besides bi- concave spehrical lens, plano convex spherical lens, plano

concave spherical lens, bi- convex spherical lens, meniscus spherical lens

and some special spherical lens are also availble here.


Company Contact:


  • Phone: 0016504900001

  • Address: 270 Loyola Dr., Millbrae, CA, USA

  • Email: Email

Published date: October 18, 2014 -

  • Business Description: Fujian Tianhong Optics Co.,Ltd is specialized in manufacturing kinds of

    optical precision components. Through many years hard and positive

    innovation, we have a company integrating lens design, production and

    sales. Our company has strong production capacity, in procession of

    domestically top production line and excellent technologic workers. We

    have 3000m2 factory and many production lines of precision optics. We

    devote to produce wide rang precision optics lenses including spherical

    lens, windows, prisms, ball lens, half ball lens, rob lens, achromatic

    lens, cylindrical lens, LiNbO3 wafer and powder, aspheric lens. In

    addition, our company has independently developed magnifiers,

    microscope, telescope and kinds of conversion lens. Mainly used in

    military, aerospace, industry science, medical instrument, photoelectric

    device, optical communication and mechanical equipment and so on. We

    offer optics design and OEM service. Over these years, with the concept

    of integrity, innovation, improve, quality first, customer

    satisfied We constantly provide our clients with the best product and

    perfect service.

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