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Tongfang products were included in the "Beijing Independent Innovation Catalog"

Recently, according to the “Measures for the Identification of Independent Innovation Products in Beijing Municipality (Revised)”, through expert review, the Municipal Science and Technology Commission, the Municipal Development and Reform Commission, the Municipal Construction Committee, the Municipal Bureau of Industry and Promotion, and the Zhongguancun Administrative Committee have determined that Tongfang Smart Card’s self-developed Tongfang non- Fifteen products, such as the contact CPU card, the same social security CPU card, and the same security access control system, were included in the second, third, and fourth batches of the “Beijing Independent Innovation Catalog”. All products that are included in the catalogue of independent innovation products of Beijing Municipality will enjoy the preferential procurement policies of Beijing Municipal Government Reserve or government investment projects.

Fused Silica Round Plano-concave Cylindrical Lenses

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Our company can produce a variety of specifications, radius, different base material of flat convex cylindrical mirror, flat concave cylindrical mirror, double convex cylindrical mirror, double concave cylindrical mirror, crescent cylindrical mirror and other ordinary cylindrical mirror.
Special cylindrical mirror can also be processed, such as: achromatic cylindrical mirror, parabolic cylindrical mirror, cylindrical ellipsoid and hyperboloid cylindrical mirror, such as aspheric surface cylindrical mirror and cylindrical mirror group.
Materials: optical glasses such as flint glass, ultraviolet fused quartz and infrared fused quartz, as well as optical crystal materials such as calcium fluoride (CaF2), germanium (Ge), Zinc selenide (ZnSe) and silicon (Si)
Focal length: ±5mm -- ±1000mm±1%(TIROPTICS OPTOMATIC2000 test in Germany)
Length: 2 mm - 300 mm + / - 0.1 mm
Width: 2 mm - 150 mm + / - 0.1 mm
Center thickness tolerance: ±0.2mm
Center deviation: 3-5 points
Surface accuracy: /2
Surface quality: 60/40
Effective diameter: 90%
Plating film: according to customer requirements can be coated
In addition, we have more than a thousand kinds of standard products, and some of the standard products in stock to meet your needs
Plano Concave Cylindrical Lenses

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Gold Dragon Optics Electronic Technology CO.,Ltd , https://www.golddragon-optics.com