Abstract: An imaging lens includes first to fifth lens elements arranged from an object side to an image side in the given order. Through designs of surfaces of the lens elements and relevant lens parameters, a wide field of view of the imaging lens may be achieved while maintaining good optical performance.

Abstract: A method for etching an ultra thin film is provided which includes providing a substrate having the ultra thin film formed thereon, patterning a photosensitive layer formed over the ultra thin film, etching the ultra thin film using the patterned photosensitive layer, and removing the patterned photosensitive layer. The etching process includes utilizing an etch material with a diffusion resistant carrier such that the etch material is prevented from diffusing to a region underneath the photosensitive layer and removing portions of the ultra thin film underneath the photosensitive layer.

Abstract: An imaging lens includes first to fifth lens elements arranged from an object side to an image side in the given order. Through designs of surfaces of the lens elements and relevant optical parameters, a short system length of the imaging lens may be achieved while maintaining good optical performance.

Abstract: The present invention provides a camera device and an optical imaging lens thereof. The optical imaging lens comprises five lens elements positioned in an order from an object side to an image side and an aperture stop positioned between the third lens element and fourth lens element. Through controlling the convex or concave shape of the surfaces of the lens elements, the view angle of the optical imaging lens is efficiently increased to provide better optical characteristics.

Abstract: An integrated circuit includes a semiconductor substrate, a gate dielectric over the substrate, a metal gate structure over the semiconductor substrate and the gate dielectric, a dielectric film on the metal gate structure, the dielectric film comprising oxynitride combined with metal from the metal gate, and an interlayer dielectric (ILD) on either side of the metal gate structure.

Abstract: The present invention provides a camera device and an optical imaging lens thereof. The optical imaging lens comprises six lens elements positioned in an order from an object side to an image side and an aperture stop positioned between the third and fourth lens elements. Through controlling the convex or concave shape of the surfaces of the lens elements, the optical imaging lens shows better optical characteristics and the total length of the optical imaging lens is shortened.

Abstract: An optical imaging lens includes: a first, second, third, fourth, fifth and sixth lens element, the first lens element has negative refractive power, the second lens element has negative refractive power, the third lens element has refractive power, the fourth lens element having an image-side surface with a convex portion in a vicinity of the optical axis, the fifth lens element having an image-side surface with a convex portion in a vicinity of the optical axis, and the sixth lens element having an image-side surface with a concave portion in a vicinity of its periphery, wherein the optical imaging lens set does not include any lens element with refractive power other than said first, second, third, fourth, fifth and sixth lens elements.

Abstract: An imaging lens includes first to sixth lens elements arranged from an object side to an image side in the given order. Through designs of surfaces of the lens elements and relevant lens parameters, a short system length of the imaging lens may be achieved while maintaining good optical performance.

Abstract: An optical imaging lens includes: a first, second, third, fourth, fifth and sixth lens element, the first lens element with positive refractive power, the second lens element having an object-side surface with a concave part in a vicinity of its periphery and an image-side surface with a concave part in a vicinity of its periphery, the fourth lens element having an image-side surface with a convex part in a vicinity of the optical axis, the fifth lens element having an object-side surface with a convex part in a vicinity of the optical axis and an image-side surface with a concave part in a vicinity of the optical axis, the sixth lens element having an image-side surface with a convex part in a vicinity of its periphery, and the sixth lens element being made of plastic.

Abstract: An imaging optical system includes, in order from the object side to the image side, a first lens element, a second lens element, a third lens element, an aperture stop, a fourth lens element, a fifth lens element, and a sixth lens element arranged along an optical axis. The first lens element has a concave image-side surface in the vicinity of the optical axis. The second lens element has a negative refractive power. The third lens element has a convex object-side surface in a vicinity of an optical axis. The fourth lens element has a convex object-side surface in the vicinity of the optical axis. The fifth lens element has a convex image-side surface in the vicinity of the optical axis. The sixth lens element is made of plastic and has a convex image-side surface in a vicinity of an outer circumference.

Abstract: An imaging optical system includes, in order from the object side to the image side, a first lens element, a second lens element, a third lens element, an aperture stop, a fourth lens element, a fifth lens element, and a sixth lens element arranged along an optical axis. The first lens element has a concave image-side surface in the vicinity of the optical axis. The second lens element has a negative refractive power. The third lens element has a convex object-side surface in a vicinity of an optical axis. The fourth lens element has a convex object-side surface in the vicinity of the optical axis. The fifth lens element has a convex image-side surface in the vicinity of the optical axis. The sixth lens element is made of plastic and has a convex image-side surface in a vicinity of an outer circumference.

Abstract: The present invention provides a camera device and an optical imaging lens thereof. The optical imaging lens comprises six lens elements positioned in an order from an object side to an image side. Through controlling the convex or concave shape of the surfaces of the lens elements, the view angle of the optical imaging lens is efficiently increased to shows better optical characteristics.

Abstract: An optical imaging lens includes a first, second, third, fourth, fifth and sixth lens element, the first lens element having an image-side surface with a concave part in a vicinity of its periphery, the second lens element having an object-side surface with a convex part in a vicinity of its periphery, the third lens element having an image-side surface with a convex part in a vicinity of its periphery, the fourth lens with positive refractive power, the fifth lens element having an object-side surface with a concave part in a vicinity of its periphery, the sixth lens element having an image-side surface with a convex part in a vicinity of its periphery, wherein the optical imaging lens set does not include any lens element with refractive power other than said first, second, third, fourth, fifth and sixth lens elements.

Abstract: An imaging lens includes first to fifth lens elements arranged from an object side to an image side in the given order. Through designs of surfaces of the lens elements and relevant lens parameters, a wide field of view of the imaging lens may be achieved while maintaining good optical performance.

Abstract: The present invention provides a camera device and an optical imaging lens thereof. The optical imaging lens comprises five lens elements positioned in an order from an object side to an image side. Through controlling the convex or concave shape of the surfaces of the lens elements, the view angle of the optical imaging lens is efficiently increased to provide better optical characteristics.

Abstract: The present invention provides a camera device and an optical imaging lens thereof. The optical imaging lens comprises five lens elements positioned in an order from an object side to an image side and an aperture stop positioned between the third lens element and fourth lens element. Through controlling the convex or concave shape of the surfaces of the lens elements, the view angle of the optical imaging lens is efficiently increased to provide better optical characteristics.

Abstract: An optical imaging lens includes a first, second, third, fourth, fifth and sixth lens element, the first lens element having an image-side surface with a concave part in a vicinity of its periphery, the second lens element having an object-side surface with a convex part in a vicinity of its periphery, the third lens element having an image-side surface with a convex part in a vicinity of its periphery, the fourth lens with positive refractive power, the fifth lens element having an object-side surface with a concave part in a vicinity of its periphery, the sixth lens element having an image-side surface with a convex part in a vicinity of its periphery, wherein the optical imaging lens set does not include any lens element with refractive power other than said first, second, third, fourth, fifth and sixth lens elements.

Abstract: An embodiment of a feed-forward method of determining a photomask pattern is provided. The method includes providing design data associated with an integrated circuit device. A thickness of a coating layer to be used in fabricating the integrated circuit device is predicted based on the design data. This prediction is used to generate a gradating pattern. A photomask is formed having the gradating pattern.

Abstract: An imaging optical lens includes, in order from object side to image side, an aperture stop, first, second, third, fourth, and fifth lens elements, each of the five lens elements having an object side surface and an image side surface. The object side surface of the first lens element is convex along an optical axis. The image-side surface of the second lens element concave in the vicinity of an outer circumference. The object side of the fourth lens element is convex in the vicinity of the outer circumference. The image side surface of the fifth lens element is concave in the vicinity of the optical axis and convex in the vicinity of the outer circumference. The first, second, third, fourth, and fifth lens elements have a refractive power. The thicknesses of the first, second, third, fourth, and fifth lens elements and the air gaps between them satisfy specific conditions.

Abstract: An imaging lens includes first to fifth lens elements arranged from an object side to an image side in the given order. Through designs of surfaces of the lens elements and relevant optical parameters, a short system length of the imaging lens may be achieved while maintaining good optical performance.