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Flashlight filter lens

A flashlight and filter technology, applied in the field of filter lens, can solve the problems of easy loss, inconvenient use, large appearance and volume, etc., and achieve the effect of ensuring beauty, portability and hardness

Inactive Publication Date: 2018-02-09
XENO CO SHANGLUO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to overcome the inconvenient use of the prior art, or the large size, inconvenient to carry, easy to lose, etc., to provide a flashlight filter lens that is easy to carry, easy to use, anti-lost, and beautiful in appearance

Method used

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Examples

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Embodiment Construction

[0030] The preferred embodiments of the present invention will be described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described here are only used to illustrate and explain the present invention, and are not intended to limit the present invention.

[0031] From figure 1 and Figure 6 It can be seen that this embodiment mainly includes a filter housing 1, an O-ring 2, a filter lens 3, a lens pressure ring 4 and an anti-lost hand strap 5. On the filter housing, there is a through hole 12 through which the anti-lost hand rope 5 can pass, which is two through holes in this embodiment, and the anti-lost hand rope 5 passes through the through hole 12 and is sleeved on the filter housing; Anti-slip lines 13 are also provided on the outer wall of the housing 1; the above-mentioned O-ring 2, filter lens 3, and lens holder 4 are all located inside the filter housing 1, and the lens holder 4 is used to compress the filte...

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Abstract

The invention belongs to the field of lighting devices, and particularly relates to a flashlight filter lens. The flashlight filter lens comprises a filter lens shell, an O-shaped ring, a filter lenssheet and a lens sheet pressing ring, wherein the filter lens shell is shaped like a cylinder matched with a flashlight head cover, an annular boss is arranged on the inner wall of the filter lens shell in the circumferential direction, and an annular groove is formed in the end face of the annular boss in the circumferential direction; the O-shaped ring is installed in the annular groove, the filter lens sheet is located in the filter lens shell, and the rim of one side of the filter lens sheet makes contact with the O-shaped ring; and the lens sheet pressing ring is located in the filter lens shell, the lens sheet pressing ring and the inner wall of the filter lens shell are fixed in a threaded connection or interference fit manner, and the lens sheet pressing ring makes contact with therim of the other side of the lens sheet to be used for pressing the filter lens sheet. The problems that an existing filter lens is too large in appearance size, inconvenient to carry and easy to lose are solved.

Description

technical field [0001] The invention belongs to the field of lighting devices, in particular to a filter lens applied to a flashlight. Background technique [0002] During the use of the flashlight, the LED emits mixed light of various wavelengths (colors) of light, but in some special environments, it is necessary to transmit light of a single wavelength. At this time, a light source that can emit light of a single wavelength is required. The existing single The light source is achieved by opening the head cover of the flashlight and replacing a single-color LED, which is very inconvenient in actual use. Another feasible method is to filter out other unnecessary light, which can be installed at the light outlet of the flashlight without replacing the pure light LED. For example, red light or green light is required for hunting, red light or yellow light is required for indication, etc. By changing different filters, a variety of different usage characteristics of a single ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F21L4/00F21V9/00F21V17/12F21Y115/10
CPCF21L4/005F21V9/00F21V17/12F21Y2115/10
Inventor 刘珺陈光涛
Owner XENO CO SHANGLUO LTD
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