Negotiable MOQ: 5 Pieces (Price negotiable depending on order volume and customization)
Key Specifications
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Brand Name:
Opticreate
Place of Origin:
China
Material:
Glass
Payment & Shipping
Payment Methods:
Port of Shipment:
Changchun
Delivery Detail:
4 days
Brand Name Opticreate
Place of Origin China
Material Glass

Bi-Concave Lens

Ar Coated Lenses

Product Details

Double-Concave Lenses, which have two concave surfaces, are Optical Lenses with negative focal lengths. Double-Concave Lenses are used in beam expansion, image reduction, or light projection applications. These lenses are also ideal for expanding the focal length of an optical system.

Opticreate offers AR coated and Uncoated lenses, Anti-reflection coatings range from the Ultraviolet (UV) to the Infrared (IR), Germanium (Ge), Silicon (Si), or Zinc Selenide (ZnSe) substrates are ideal for Infrared (IR) applications and Fused Silica are used for UV applications,UV Fused Silica or Calcium Fluoride (CaF2) substrates are also available for additional performance in the Ultraviolet (UV) or Infrared (IR) spectrums. Calcium Fluoride (CaF2) offers a very wide transmission range of 350nm - 7μm. Opticreate’s Double-Concave Lenses are available in a wide range of diameters or focal lengths.  We also supply Fire Alarm Infrared Optical Lens, Infrared Optical Lens For Navigation.

Material

BK7, Fused silica, Si,Ge,CaF2,ZnSe ect.

Design wavelength

440~660nm

Diameter tolerance

+0.0/-0.05mm(D50mm)

Diameter

D2-D300mm

Focal length tolerance

±2%

Centration

≤0.01mm((General)<0.005mm(High Precision)

Power

<1.5λ@633nm(General),<λ/4@633nm(High Precision)

Irregularity

λ/4 @ 632.8nm(General)λ/10@632.8nm(High Precision)

Surface Quality

40/20(General)10/5(High Precision)

Bevel

0.25 mm × 45°

Coating

AR coating, HR coating(Could be customized)


Product Tags: Ar Coated Lenses , Opticreate Meniscus lenses , Double-Concave Lenses

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Business Type
Manufacturer
Year Established
2015
Port of Shipment
Changchun
Main Markets
North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe, Central America, Northern Europe, Southern Europe, South Asia, Domestic Market