A photographing device includes a circuit board, a connector, a solid-state image sensing device disposed on an upper surface of the circuit board, a lens disposed above and spaced from the solid-state image sensing device, a lens barrel disposed on the upper surface of the circuit board and that holds the lens therein, an electric wire for transmitting, from the circuit board to the connector, an electric signal output from the solid-state image sensing device, and a holding member injection molded to enclose a region including and surrounding the lens barrel, a region including and surrounding the circuit board, and a region including and surrounding the electric wire and the connector. The electric wire is an elastic conductor.

A photographing device includes a circuit board, a connector, a solid-state image sensing device disposed on an upper surface of the circuit board, a lens disposed above and spaced from the solid-state image sensing device, a lens barrel disposed on the upper surface of the circuit board and that holds the lens therein, an electric wire for transmitting, from the circuit board to the connector, an electric signal output from the solid-state image sensing device, and a holding member injection molded to enclose a region including and surrounding the lens barrel, a region including and surrounding the circuit board, and a region including and surrounding the electric wire and the connector. The electric wire is an elastic conductor.

The invention discloses a three-piece optical lens for capturing image and a three-piece optical module for capturing image. In order from an object side to an image side, the optical lens along the optical axis comprises a first lens with positive refractive power; a second lens with refractive power; and a third lens with refractive power; and at least one of the image-side surface and object-side surface of each of the three lens elements are aspheric. The optical lens can increase aperture value and improve the imaging quality for use in compact cameras.

The invention discloses a three-piece optical lens for capturing image and a three-piece optical module for capturing image. In order from an object side to an image side, the optical lens along the optical axis comprises a first lens with positive refractive power; a second lens with refractive power; and a third lens with refractive power; and at least one of the image-side surface and object-side surface of each of the three lens elements are aspheric. The optical lens can increase aperture value and improve the imaging quality for use in compact cameras.

The invention discloses a three-piece optical lens for capturing image and a three-piece optical module for capturing image. In order from an object side to an image side, the optical lens along the optical axis comprises a first lens with positive refractive power; a second lens with refractive power; and a third lens with refractive power; and at least one of the image-side surface and object-side surface of each of the three lens elements are aspheric. The optical lens can increase aperture value and improve the imaging quality for use in compact cameras.

The invention discloses a three-piece optical lens for capturing image and a three-piece optical module for capturing image. In order from an object side to an image side, the optical lens along the optical axis comprises a first lens with positive refractive power; a second lens with refractive power; and a third lens with refractive power; and at least one of the image-side surface and object-side surface of each of the three lens elements are aspheric. The optical lens can increase aperture value and improve the imaging quality for use in compact cameras.

An observation optical system includes, in order from a display panel side to an observation side, a first lens having a positive refractive power, a second lens having a negative refractive power, and a third lens having a positive refractive power, and an optical path brancher configured to branch an optical path, and disposed between a display panel and the first lens. An absolute value of a radius of curvature of a lens surface on the observation side of the first lens is smaller than that on the display panel side of the first lens. A predetermined condition is satisfied.

An observation optical system includes, in order from a display panel side to an observation side, a first lens having a positive refractive power, a second lens having a negative refractive power, and a third lens having a positive refractive power, and an optical path brancher configured to branch an optical path, and disposed between a display panel and the first lens. An absolute value of a radius of curvature of a lens surface on the observation side of the first lens is smaller than that on the display panel side of the first lens. A predetermined condition is satisfied.

A wide-angle lens of the disclosure includes a first lens group, an aperture stop, a second lens group, and a third lens group. The first lens group has positive refractive power. The second lens group has negative refractive power. The third lens group has positive refractive power. The first lens group, the aperture stop, the second lens group, and the third lens group are disposed in order from the object side toward image side. Focusing is performed through causing the second lens group to travel toward the image side upon variation in subject distance from infinite to proximity. The first lens group includes a negative lens and at least one cemented lens, the negative lens being disposed on most-object side and has a convex surface facing the object side. The following conditional expression is satisfied,

0.5<f1/f<1.0  (1)

where f1 is a focal distance of the first lens group in a condition that the infinite is in focus, and f is a focal distance of a whole system in the condition that the infinite is in focus.

A wide-angle lens of the disclosure includes a first lens group, an aperture stop, a second lens group, and a third lens group. The first lens group has positive refractive power. The second lens group has negative refractive power. The third lens group has positive refractive power. The first lens group, the aperture stop, the second lens group, and the third lens group are disposed in order from the object side toward image side. Focusing is performed through causing the second lens group to travel toward the image side upon variation in subject distance from infinite to proximity. The first lens group includes a negative lens and at least one cemented lens, the negative lens being disposed on most-object side and has a convex surface facing the object side. The following conditional expression is satisfied,

0.5<f1/f<1.0  (1)

where f1 is a focal distance of the first lens group in a condition that the infinite is in focus, and f is a focal distance of a whole system in the condition that the infinite is in focus.