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Double-Concave Lenses

  • Price:

    Negotiable

  • minimum:

  • Total supply:

  • Delivery term:

    The date of payment from buyers deliver within days

  • seat:

    Beijing

  • Validity to:

    Long-term effective

  • Last update:

    2022-06-18 07:17

  • Browse the number:

    218

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Company Profile

Visopto(Jiangsu Dingle)Advanced Technology Optical Co., Ltd

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Contact：dingle2020(Mr.)  

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Telephone：

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Area：Beijing

Address：Beijing

Website：http://www.visopto.net/ http://dingle2020.qtsychk.com/

Product Details


Double-Concave (DCV) Lenses have two inward curved surfaces and a negative focal length. They are used for image reduction and to spread light.


They are also useful in a variety of applications involving beam expansion, beam projection, and expand the focal length of optical system.


Material: Optical Glass, CaF2, MgF2, Fused Silica/Ge, Sapphire……

Size Range: 0.5-500mm

Dimension Tolerance: +/-0.02mm

Surface Quality: 40/20-10/5

Radius Tolerance: +/-0.1%

Irregularity: 1/4-1/10 Lambda

Centering: <1 arcmin

EFL Tolerance: +/-1%

Clear Aperture: >95%

Coating: AR, BBAR, VIS, NIR, HR, VIS, NIR




http://www.visopto.net/