Zoom Spotlight Thin-Walled Scattering Element
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Solution Overview
Problem
Existing zoom spotlights face limitations in achieving high system efficiency, optically insensitive adjustability of the jet angle, and flexible adjustment of the zoom type, often resulting in low visual efficiency and uneven light distribution.
Innovation Solution
The implementation of a zoom spotlight design that includes a change holder for easily replacing thin-walled scatter and/or extension elements, allowing for different contoured and colored bundles of radiation. This design features a scattering or extension structure that can be adjusted to achieve the desired zoom effect and light color.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of energy
If a reflector-lens combination is used to capture and focus light, then optical efficiency is improved compared to pure lens systems, but the homogeneity of light emission deteriorates due to inhomogeneities in the radiation area
Solution Approach 1:
The optical system is divided into separate functional components: a reflector for capturing and focusing light, and a diffuser element for homogenizing the light distribution. This segmentation allows each component to optimize its specific function without compromising the other, resolving the contradiction between efficiency and homogeneity.
Solution Approach 2:
A diffuser element is introduced as an intermediary component between the reflector-lens system and the target object. This diffuser acts as a mediator that receives the focused light from the reflector and redistributes it uniformly, thereby maintaining optical efficiency while achieving homogeneous light emission.
2Adaptability or versatility
If the lens is axially adjusted to achieve a larger zoom range, then the beam angle adjustability is improved, but optical efficiency deteriorates as light is emitted past the lens in distant adjustment positions
Solution Approach 1:
The optical system employs dynamic adjustment mechanisms that allow the reflector and lens to move relative to each other and to the light source. This dynamic configuration enables the system to maintain optimal optical efficiency across a wide zoom range by adjusting the positions of optical components rather than relying solely on lens displacement, thereby preventing light loss at extreme adjustment positions.
3Stability of the object's composition
If a thin-walled scatter and/or extension element is introduced between the light source and focusing optics, then light distribution homogeneity is improved, but system complexity increases
Solution Approach 1:
A thin-walled diffuser element is used to homogenize light distribution. This thin-film approach achieves the desired light uniformity while minimizing the increase in system complexity, as the thin-walled structure integrates easily into the existing optical path without requiring substantial structural modifications.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This solution enables high system efficiency, adjustable jet angles, and flexible zoom types, resulting in improved light distribution and reduced light density variations across the irradiated area.
Implementation Method 1
a thin-walled scatter and/or extension element (12) which is designed to scatter and/or is provided with a light-scattering scatter and/or extension structure (13)
Data Source
Figure 1(a)~1(d)
Figure 2(a)~2(d)
Figure 3(a)~3(d)
AI summary
The present invention relates to a zoom spotlight with a variable beam angle, comprising at least one light source, a focusing optic for emitting a zoom beam, and a zoom element for adjusting the beam angle of the zoom beam emitted by the focusing optic, wherein the zoom element is a thin-walled scattering and/or expanding element provided with a light-scattering and/or expanding structure, which is provided between the focusing optic and the light source, wherein said scattering and/or expanding element and/or the focusing optic is/are mounted to be movable back and forth for adjusting the beam angle of the emitted zoom beam, and wherein an interchangeable holder is provided for replacing the scattering and/or expanding element and inserting differently designed scattering and/or expanding elements to generate differently contoured and/or differently colored beams.