Abstract: A sputtering system includes at least two treatment chambers, at least two antechambers, a gas withdrawal device, a placement device, a removal device, and a transport device. The antechambers and the treatment chambers are connected to each other alternatively to form a loop. Each of the treatment chambers includes arcing sources received therein. The arcing sources are configured for carrying target materials and ionizing the target materials by electronic arc. The gas withdrawal device is configured for vacuuming the treatment chambers and the antechambers. When working, the placement device places workpieces into the loop, the transport device transports the workpieces in the loop for undergoing continuously sputtering, the removal device removes the workpieces from the loop after the sputtering process is finished.

Abstract: A sputtering apparatus includes a preheating chamber, a deposition chamber, a connection assembly connecting the preheating chamber to the deposition chamber, a first supporting assembly received in the preheating chamber, a second supporting assembly received in the deposition chamber, a number of posts capable of mounting on each of the first and second supporting assemblies, and a transferring robot arranged in the preheating chamber. The connection assembly includes a connection member defining a passage in communication with the preheating chamber and the deposition chamber and a partition plate moveably coupled to the connection member. The partition plate is configured for selectively closing or opening the passage. Each post fixes workpieces thereon. The transferring robot is configured for demounting the post from the two supporting assemblies, transferring the demounted post between the preheating chamber and the deposition chamber, and mounting the transferred post on the two supporting assemblies.

Abstract: A multi-film structure includes a substrate having a surface, a chromium nitride film formed on the surface of the substrate, and a color layer deposited on the chromium nitride film. The color layer includes an aluminum oxide film doped with chromium atoms. A weight percent of the chromium in the color layer is less than that of the aluminum in the color layer.

Abstract: An lens screening device for controlling diameters of lenses within a range from a lower threshold to a upper threshold. The lens screening device includes a number of connecting poles and two screening plates. Each of the screening plates includes a tray and a scraper slidably disposed on the tray and configure for scraping the tray. The tray defines a number of through holes of same diameter therein. The diameter of the through holes in an upper screening plate is larger than that of the through holes in a lower screening plate.

Abstract: A colored device casing includes a base, a color layer and a bonding layer. The base has at least one smooth region. The bonding layer is positioned between the base and the color layer and bonds the base and color layer together. The color layer includes at least one metal layer. Portion of the color layer corresponding to and located over the smooth region has a value for L* in a range from about 18.14 to about 19.14, a value for a* in a range from about 13.39 to about 14.39 and a value for b* in a range from about ?32.46 to about ?31.46 according to the Commission Internationale del'Eclairage LAB system. A surface-treating method for fabricating the colored casing is also provided.

Abstract: A colored device casing includes a base, a color layer and a bonding layer. The base has at least one smooth region. The bonding layer is positioned between the base and the color layer and bonds the base and color layer together. A portion of the color layer corresponding to and located over the smooth region has a value of L* in a range from about 51.00 to about 53.00, a value of a* in a range from about ?1.04 to about ?0.04 and a value of b* in a range from about 1.88 to about 2.88 according to the Commission Internationale del'Eclairage LAB system. A surface-treating method for fabricating the colored casing is also provided.

Abstract: A colored device casing includes a base, a color layer and a bonding layer. The base has at least one smooth region. The bonding layer is positioned between the base and the color layer and bonds the base and color layer together. A portion of the color layer corresponding to and located over the smooth region has a value of L* in a range from about 49.07 to about 51.07, a value of a* in a range from about 0.19 to about 1.19 and a value of b* in a range from about 1.94 to about 2.94 according to the Commission Internationale del'Eclairage LAB system. A surface-treating method for fabricating the colored casing is also provided.

Abstract: A colored device casing includes a base, a color layer and a bonding layer. The base has at least one smooth region, and the color layer is located over the smooth region of the base. The color layer includes titanium, and has a value for L* in the range from 51.55 to 52.55, a value for a* in the range from 13.12 to 14.12 and a value for b* in the range from 6.27 to 7.27 according to the Commission Internationale del'Eclairage, (CIE, International Commission on Illumination) LAB system. The bonding layer is located between the substrate and the color layer, providing adhesion therebetween. A surface-treating method for fabricating the colored casing is also provided.

Abstract: A colored device casing includes a base, a color layer and a bonding layer. The base has at least one smooth region. The bonding layer is positioned between the base and the color layer and bonds the base and color layer together. The color layer includes at least one metal layer. Portion of the color layer corresponding to and located over the smooth region has a value of L* in a range from about 17.93 to about 19.93, a value of a* in a range from about 23.74 to about 24.74 and a value of b* in a range from about 2.20 to about 3.20 according to the Commission Internationale del'Eclairage LAB system. A surface-treating method for fabricating the colored casing is also provided.

Abstract: A colored device casing includes a base, a color layer and a bonding layer. The base has at least one smooth region. The bonding layer is positioned between the base and the color layer and bonds the base and color layer together. A portion of the color layer corresponding to and located over the smooth region has a value of L* in a range from about 81.43 to about 83.43, a value of a* in a range from about 0.30 to about 1.30 and a value of b* in a range from about 2.11 to about 3.11 according to the Commission Internationale del'Eclairage LAB system. A surface-treating method for fabricating the colored casing is also provided.

Abstract: A colored device casing includes a base, a color layer and a bonding layer. The base has at least one smooth region. The bonding layer is positioned between the base and the color layer and bonds the base and color layer together. The color layer includes at least one metal layer. A portion of the color layer corresponding to and located over the smooth region has a value of L* in a range from about 50.77 to about 52.77, a value of a* in a range from about ?0.93 to about 0.07 and a value of b* in a range from about ?1.26 to about ?0.26 according to the Commission Internationale del'Eclairage LAB system. A surface-treating method for fabricating the colored casing is also provided.

Abstract: A colored device casing includes a base, a color layer and a bonding layer. The base has at least one smooth region. The bonding layer is positioned between the base and the color layer and bonds the base and color layer together. A portion of the color layer corresponding to and located over the smooth region has a value of L* in a range from about 75.26 to about 77.26, a value of a* in a range from about 0.42 to about 1.42 and a value of b* in a range from about 9.36 to about 10.36 according to the Commission Internationale del'Eclairage LAB system. A surface-treating method for fabricating the colored casing is also provided.

Abstract: A colored device casing includes a base, a color layer and a bonding layer. The base has at least one smooth region. The bonding layer is positioned between the base and the color layer and bonds the base and color layer together. The color layer includes at least one metal layer. Portion of the color layer corresponding to and located over the smooth region has a value of L* in a range from about 59.12 to about 61.12, a value of a* in a range from about 0.17 to about 1.17 and a value of b* in a range from about 2.40 to about 3.40 according to the Commission Internationale del'Eclairage LAB system. A surface-treating method for fabricating the colored casing is also provided.

Abstract: A colored device casing includes a base, a color layer and a bonding layer. The base has at least one smooth region. The bonding layer is positioned between the base and the color layer and bonds the base and the color layer together. The color layer includes at least one metal layer. A portion of the color layer corresponding to and located over the smooth region has a value of L* in a range from about 40.34 to about 42.34, a value of a* in a range from about 0.11 to about 1.11 and a value of b* in a range from about 2.24 to about 3.24 according to the Commission Internationale del'Eclairage LAB system. A surface-treating method for fabricating the colored casing is also provided.

Abstract: A colored device casing includes a base, a color layer and a bonding layer. The base has at least one smooth region. The bonding layer is positioned between the base and the color layer and bonds the base and the color layer together. The color layer includes at least one metal layer. Portion of the color layer corresponding to and located over the smooth region has a value of L* in a range from about 81.59 to about 83.59, a value of a* in a range from about ?0.55 to about 0.45 and a value of b* in a range from about ?0.60 to about 0.40 according to the Commission Internationale del'Eclairage LAB system. A surface-treating method for fabricating the colored casing is also provided.

Abstract: A colored device casing includes a base, a color layer and a bonding layer. The base has at least one smooth region. The bonding layer is positioned between the base and the color layer and bonds the base and color layer together. The color layer includes titanium. Portion of the color layer corresponding to and located over the smooth region has a value of L* in a range from about 39.68 to about 41.68, a value of a* in a range from about 4.80 to about 5.80 and a value of b* in a range from about 6.88 to about 7.88 according to the Commission Internationale del'Eclairage, (CIE, International Commission on Illumination) LAB system. A surface-treating method for fabricating the colored casing is also provided.

Abstract: A colored device casing includes a base, a color layer and a bonding layer. The base has at least one smooth region. The bonding layer is positioned between the base and the color layer and bonds the base and color layer together. The color layer includes at least one metal layer. A portion of the color layer corresponding to and located over the smooth region has a value of L* in a range from about 32.51 to about 34.51, a value of a* in a range from about ?8.74 to about ?7.74 and a value of b* in a range from about ?12.39 to about ?11.39 according to the Commission Internationale del'Eclairage LAB system. A surface-treating method for fabricating the colored casing is also provided.

Abstract: A colored device casing includes a base, a color layer and a bonding layer. The base has at least one smooth region. The bonding layer is positioned between the base and the color layer and bonds the base and color layer together. A portion of the color layer corresponding to and located over the smooth region has a value of L* in a range from about 81.76 to about 83.76, a value of a* in a range from about ?0.63 to about 0.37 and a value of b* in a range from about ?1.04 to about ?0.04 according to the Commission Internationale del'Eclairage LAB system. A surface-treating method for fabricating the colored casing is also provided.

Abstract: A colored device casing includes a base, a color layer and a bonding layer. The base has at least one smooth region. The bonding layer is positioned between the base and the color layer and bonds the base and color layer together. A portion of the color layer corresponding to and located over the smooth region has a value of L* in a range from about 36.54 to about 38.54, a value of a* in a range from about 0.04 to about 1.04 and a value of b* in a range from about 1.88 to about 2.88 according to the Commission Internationale del'Eclairage LAB system. A surface-treating method for fabricating the colored casing is also provided.

Abstract: A colored device casing includes a base, a color layer and a bonding layer. The base has at least one smooth region. The bonding layer is positioned between the base and the color layer and bonds the base and color layer together. The color layer includes at least one metal layer. A portion of the color layer corresponding to and located over the smooth region has a value for L* in a range from about 70.44 to about 72.44, a value for a* in a range from about ?7.84 to about ?6.84 and a value for b* in a range from about ?8.57 to about ?7.57 according to the Commission Internationale del'Eclairage LAB system. A surface-treating method for fabricating the colored casing is also provided.