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>产品与方案>Optical Components>Spherical Lenses
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 |
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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