Focusing illumination lamp

Abstract

The invention relates to a focusing illumination lamp which comprises a lamp seat, wherein the lamp seat is provided with an illuminant body, a lamp groove is formed in the center of the front end of the lamp seat, the illuminant body is arranged in the lamp groove, a first lens is arranged at the front end of the lamp groove, a first lamp shell is arranged on the outer side of the lamp groove, a second lamp shell is arranged on the outer side of the first lamp shell, the first lamp shell is sleeved with the rear end of the second lamp shell, a lamp tube is arranged in the second lamp shell, the lamp tube is in moving fit with the second lamp shell through a screw joint structure, a second lens is arranged at the front end of the lamp tube, a cavity of the first lamp shell and a cavity of the second lamp shell together form a light beam channel of the illuminant body, and the first lens and the second lens are both arranged on the light beam channel. The focusing illumination lamp can achieve zoom, the spot size can be continuously adjusted, emergent spots are even and soft and have no obvious edges, illumination from different angles on cultural relics of different sizes can be achieved, and the three-dimensional illumination effect of the cultural relics can be achieved.

Description

technical field [0001] The invention relates to a lighting fixture, in particular to a focusing lighting fixture. Background technique [0002] The museum is a place that has strong requirements for lighting artistry. However, due to the limitation of technical conditions, so far there are no lamps that are really suitable for lighting in museums and art exhibitions. Although many existing lamps are used in museums, there are some shortcomings: 1. The size of the light spot cannot be adjusted according to the size of cultural relics. Sometimes it is possible to choose a lamp suitable for the size of cultural relics, but if you want to replace the cultural relics lamps, you must follow Replacement, this will cause some unnecessary cost waste, and according to the requirements of different cultural relics and lighting occasions, it is impossible to find suitable lamps. 2. Some lamps can change the size of the spot by focusing, but the boundary of the spot is obvious. Especia...

AI Technical Summary

Problems solved by technology

[0004] The present invention aims at the problem that the above-mentioned existing museum lighting fixtures cannot zoom and adjust the size of the light spot, which affects the viewing effect, and provides a focus-adjustable lighting fixture, which can adjust the focal length of the illuminant, change the angle of the emitted light, and adjust the size of the light spot.

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