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Based on the photovoltaic industry, with optical, mechanical, electronic based on the combination of the three core technologies
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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