double concave lens, bi-concave spherical lens in inventory -

Supplier Details

Jilin Tianhua Opto-Electrical Technology Development Co.,Ltd.  

Year Established:2005

Business Type:Manufacturer, Trading Company

Management Certifiation:

Operational Address:
Huoju Road No286, Changchun, Jilin, China (Mainland)

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double concave lens, bi-concave spherical lens in inventory

double concave lens, bi-concave spherical lens in inventory
  • double concave lens, bi-concave spherical lens in inventory
  • double concave lens, bi-concave spherical lens in inventory
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Min.Order Quantity: 1 Piece/Pieces Supply Ability: 1000000 Piece/Pieces per Month Port: changchun Payment Terms: L/C,D/A,D/P,T/T,Western Union,MoneyGram

Product Details


Shape : Spherical
Structure : Plano-concave
Usage : Optical
Material : galss, optical glass, BK7, quartz, BK7,Fused Silica,silicon, Germaniu
Brand Name : Tianhua
Place of Origin : Jilin, China (Mainland)
quality : high precision optics spherical lens


Packaging & Delivery

Packaging Details: Security soft paper package with fine packing carton
Delivery Detail: 5-30 days


Product Description

TH optics can supply standard and high-precision cylindrical lens,spherical lens,prism,aspherical lens,semi-finished blank lens in a variety of material, shapes, sizes, focal lengths and so on



                       biconcave lens

Substrate Material

BK7/K9,B270.ZF4,fused silica,sapphire,IR glass

Diameters Available

                                   2mm to 600mm

Diameter Tolerance

+0.00/-0.10 mm

Surface Quality

       40-20 Scratch-Dig(general)10-5 to 80-50 is availble

Surface Flatness

1/20 lambda to 3lambda

Surface Irregularity (Peak to Valley)


Thickness tolerance


Focal length tolerance


Clear Aperture

>90% of Diameter


0.05-0.5mmx45degree,according to customer’s needs.


3 arcmin


AR,Mgf2 is on request,R<0.25%

Visible wavelength,laser wavelength

Product Pictures





Company Profile

Jilin Tianhua Opto-Electrical Technology Development Co., Ltd. processes and sells precise optical elements. Our company is located in Changchun City, Jilin Province, the optical base of China. We specialize in cylindrical lenses.

There are more than 60 people in our company. They are researchers and professional technicians of Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences. Our company has advanced optical cold processing equipment and detecting device. We can provide high-quality products and professional services for customers. There are hundreds of cylindrical mirrors in different specifications, sizes, radius, materials and special shapes or organized types. We can process high-precision cylindrical lenses of special optical characters, such as achromatic cylindrical lens, parabolic lens, cylindrical ellipsoidal lens, hyperbolic lens, and some complicated shape cylindrical lens, such as fan-typed, off-axis cylindrical lens, angular cylindrical lens, etc. In addition, we produce other optical elements such as flat mirror, window, prism, spherical lens, etc. We can also design and process all kinds of optical elements according to your requirements, and supply services for gluing and coating on products. Substrate materials we usually adopt are optical glass, BK7, K9, violet quartz, ultrared quartz, CAF2 crystal ZF soft material, etc. (Special material should be supplied by customers).

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