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Spherical Lenses

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Generate different size and sharp spherical glass lens by proper process, widely used in various lens unit and lens module.

The whole process can be finished in Sunny, the machines of each process are domestic advanced.


Stable techinical engineers, especially for grinding which accumulated 30 years' technology deposition.


Grinding: Multichip honeycomb tool grinding, Three jaw grinding process, Soft material, Large diameter process


Centering: High-precision NAKAMURA-TOME AUTO centering machine, can produce deformed lens, lens element with steps on the rim.


Coating: can produce vehicle-mounted waterproof flim, UVIR film etc.


Gluing, Painting: can glue the lens with diameter about 60mm


Grinding: Clip type, Multichip three jaw type.


Coating: waterproof film, UVIR FILM


Centering: deformed lens process.


Gluing: Illumination uniformity process

 Diameter

2.5~120mm,

 Tolerance

≥±0.005

 Center  thickness

≥0.3mm,

 Tolerance

≥±0.01

 Newtonring

≥±2 ring

 Surface Accuracy △N≥0.3
Outer Diameter/Center thickness

≤30

 Centering coefficient

Z≥0.05

 Eccentricity

C≥30"

Centering types

D type, H type etc.

Centering Depth Tolerance

≥±0.005

Single Layer Reflecting Film Central Wavelength Tolerance:

±20nm Multi-layer Film 400-730nm,R<0.5%

  UVIR

Flim

  Glue overflow

≥ 0.2mm

 Surface Accuracy after gluing

△N≥0.5

Sales Contact informations:

Zhejiang Sunny Optics Co., Ltd.
ADD:#66-68, Shunyu Rd.,Yuyao,Zhejiang Province,China
P.C:315400
TEL:0086-574-62530929
FAX:0086-574-62533811
E-mail:zidanlin@sunnyoptical.com

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