The invention provides a lens module having a housing, and a focusing support frame, a first base, a second base, and a lens. The focusing support frame is provided with three first guide slots, and the first base is provided with three second guide slots. A first ball is provided between the first guide slot and the second guide slot. The first base is provided with three third guide slots, the second base is provided with three fourth guide slots, and a second ball is provided between the third guide slot and the fourth guide slot. Through stacked focusing support frame and relative movement between the first base and the second base, auto focus and optical image stabilization can be realized. The stable lens movement can be realized through the least number of guide mechanisms and the simplest structure.

A lens with a lens barrel includes a metal lens barrel, a glass lens disposed in the metal lens barrel, and a glass light absorber disposed between an inner perimeter surface of the metal lens barrel and an outer edge of the lens in a radial direction of the metal lens barrel. A first temperature range from a deformation point to a softening point of a first glass material constituting the lens and a second temperature range from a deformation point to a softening point of a second glass material constituting the light absorber overlap each other.

A solid immersion lens holder includes a first member having a first opening disposing a spherical face portion therein so that a part of the spherical face portion protrudes toward an objective lens side and a second member having a second opening disposing a contact portion therein so that a contact face protrudes toward a side opposite to the objective lens side. The first member includes three protrusion portions extending from an inner face of the first opening toward a center of the first opening and configured to be contactable with the spherical face portion.

A holder for a microsphere comprises a first body portion and a second body portion coupled to the first body portion. The first body portion and the second body portion being configured to provide a receiving position therebetween for the microsphere, such that when the microsphere is at the receiving position, the microsphere is coupled to the first body portion and the second body portion. In another aspect, a lens system for near-field optics is disclosed. An optical microscope comprising the holder or the lens system is also disclosed. A microsphere assembly being attachable to an objective lens for near field optics is also disclosed.

Provided is a light-emitting element lamp capable of increasing a light extraction efficiency and its manufacturing method. The light-emitting element lamp according to the present invention includes: a light-emitting element having a semiconductor layer provided on a substrate; a first lens of spherical segment shape provided by protruding from a surface on the opposite side of the semiconductor layer of the substrate and having a spherical cap that includes a bottom surface consisting of an attaching surface to the surface and a protruding surface from the surface and a radius of curvature R.sub.1; and a second lens attached to the side of the light-emitting element and the protruding surface of the first lens, in which the second lens has a concave curve from a peripheral side of the bottom surface of the first lens to the semiconductor layer side on the side of the light-emitting element.

A light emitting device (1) adapted for projecting a light beam (15) onto a target surface, the light emitting device (1) comprising a light engine (2) comprising a light source (3), a light mixing chamber (4), and an optical component (5) having a spherical shape with a curved light-receiving surface (51), where the light source (3) is arranged to, in operation, emit light towards a light exit window (41) of the at least one light mixing 5 chamber, the light exit window (41) of the at least one light mixing chamber (4) thereby acting as an extended light source with a curved light-emitting surface, where the optical component (5) is provided adjacent to the light exit window (41) of the light mixing chamber, and where the curved light emitting surface of the at least one light mixing chamber (4) is conformal to an the curved light-receiving surface (51) of the optical component (5) and 10 coincident with a focal surface (52) of the optical component (5).

A microscope lens system includes a body having a surface, a microlens, and an aperture positioned between the microlens and the surface. In the embodiment, the body is configured to position a mobile device on the surface such that a camera lens of the mobile device is aligned with the aperture.

The present invention provides an optical element rotating device, which is simple in structure and convenient in use, and can prevent the stuck phenomenon of the rotating motion of the optical element main body from affecting the using effect of the stage light, comprising a base body, a ball holder, a ball, a ball pressing plate, an elastic element, and a cover, wherein the ball holder is sleeved outside the periphery of the base body; and the ball, the ball pressing plate, the elastic element and the cover are sequentially positioned between the ball holder and the base body from bottom to top. A stage light optical device is also disclosed, comprising an optical element main body and the rotating device, wherein the optical element main body is positioned on the base body of the rotating device.

The invention provides a lens module having a housing, and a focusing support frame, a first base, a second base, and a lens. The focusing support frame is provided with three first guide slots, and the first base is provided with three second guide slots. A first ball is provided between the first guide slot and the second guide slot. The first base is provided with three third guide slots, the second base is provided with three fourth guide slots, and a second ball is provided between the third guide slot and the fourth guide slot. Through stacked focusing support frame and relative movement between the first base and the second base, auto focus and optical image stabilization can be realized. The stable lens movement can be realized through the least number of guide mechanisms and the simplest structure.

An optical image capturing module includes a lens assembly and a circuit assembly including a carrier board, a circuit substrate and an image sensing component. The circuit substrate disposed on the carrier hoard has a hole and multiple circuit contacts. The image sensing component disposed on the carrier board is located in the hole, and has a sensing surface and multiple image contacts. Each image contact is electrically connected to circuit contacts via signal transmission elements. The lens assembly includes a lens group and a lens base disposed on the carrier board or the circuit substrate. The lens base has a receiving hole penetrating through two ends thereof, thereby the lens base is hollow. The image sensing component directly faces the receiving hole. The lens group includes at least two lenses having refractive power, and is disposed on the lens base and is located in the receiving hole.