CN201340505Y

CN201340505Y - Flashlight optics adaptor

Info

Publication number: CN201340505Y
Application number: CNU2009200664990U
Authority: CN
Inventors: 邵倬臣
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-01-06
Filing date: 2009-01-06
Publication date: 2009-11-04
Anticipated expiration: 2019-01-06

Abstract

The utility model relates to a flashlight optics adaptor which is adaptive to the flashlight of a camera to transmit the light sent out by the flashlight of the camera outwards annularly. The flashlight optics adaptor comprises a light conductor and a connecting structure, wherein the light conductor is provided with a light conducting part and a light conducting ring which are integrated into one; the light conducting part has a coupling surface used for combining the light-emitting surface of the flashlight; the light conducting ring has an annular luminous surface; the light sent out by the flashlight passes through the coupling surface, enters the light conducting part and then is transmitted to the annular luminous surface of the light conducting ring to be sent out; and the connecting structure is arranged at the light conducting part for fixing the optics adaptor at the flashlight.

Description

Flashlamp optics adapter

Technical field

The utility model relates to a kind of optical device, especially relates to the flashlamp optics adapter of camera.

Background technology

Camera uses flashlamp to obtain better effect of shadow when taking pictures.Traditional flashlamp is a corner that is arranged in camera, and flashlamp is to be positioned at the side with respect to camera lens, so the light that flashlamp sent can't be evenly scattered in photographic subjects.Even this problem also can't be resolved when the flashlamp that professional camera provides bigger relatively and light intensity is stronger.

Therefore, occurred doughnut-shaped flash lamp (ring flash) in the market, be about to the flashlamp central authorities of the lens jacket of camera, solved the equally distributed problem of light an annular.Yet this design need be supporting with doughnut-shaped flash lamp and camera, costs dearly.

For this reason, wish under the condition of using conventional flashlamp, can reach the effect of doughnut-shaped flash lamp.

The utility model content

Problem to be solved in the utility model provides a kind of flashlamp optics adapter, and the light conducting structure by annular combines with flashlamp, and the light that flashlamp is sent can evenly be scattered in photographic subjects.

The utility model is that to solve the problems of the technologies described above the technical scheme that adopts be to propose a kind of flashlamp optics adapter, be used for the flashlamp of camera adaptive, outwards to conduct the light that flashlamp was sent of camera circlewise, this flashlamp optics adapter comprises: a light conductor, have integrally formed light guide section and leaded light ring, this light guide section has one and is used for the face that couples that combines with the exiting surface of flashlamp, this leaded light ring has a ring-type light-emitting area, wherein the light that this flashlamp sent enters this light guide section through this face of coupling, and the ring-type light-emitting area that conducts to this leaded light ring is sent; And a syndeton, be located at this light guide section, be used for this optics adapter is fixed in this flashlamp.

In above-mentioned flashlamp optics adapter, the outline of the ring-type light-emitting area of described leaded light ring is an elliptic arc.

In above-mentioned flashlamp optics adapter, be distributed with a plurality of sawtooth on the ring-type light-emitting area of described leaded light ring, the bearing of trend of described a plurality of sawtooth is perpendicular to the outer contour of described leaded light ring.

In above-mentioned flashlamp optics adapter, the medial recess of described each sawtooth, and form an inner concave arc surface along the middle part of described a plurality of sawtooth.

In above-mentioned flashlamp optics adapter, the longitudinal size of the face that couples of described light guide section is greater than the longitudinal size of the exiting surface of described flashlamp, and described syndeton can be combined in described exiting surface the described specific lengthwise position that couples face.

In above-mentioned flashlamp optics adapter, described leaded light annular hollow-out parts in an acute angle, when described optics adapter was fixed in described flashlamp, described acute angle hollow-out parts was exposed the infrared distance sensor of flashlamp.

The utility model makes it compared with prior art owing to adopt above technical scheme, under the condition of conventional flashlamp, by using an optics adapter, can reach the effect of doughnut-shaped flash lamp.In addition, oval-shaped light-emitting area designs, and helps increasing the lateral luminous area of light conductor; The inner concave arc surface design of light guiding surface sawtooth is more conducive to concentrate reflection ray; Adjustable syndeton is applicable to multiple different camera and flashlamp combination; The acute angle hollow-out parts of leaded light ring designs, and can expose the infrared distance sensor of flashlamp, avoids the use of overslaugh infrared distance sensor.

Description of drawings

For above-mentioned purpose of the present utility model, feature and advantage can be become apparent, below in conjunction with accompanying drawing embodiment of the present utility model is elaborated, wherein:

Fig. 1 illustrates the light conductor stereographic map of the flashlamp optics adapter of an embodiment of the utility model.

Fig. 2 illustrates the light conductor vertical view of the flashlamp optics adapter of an embodiment of the utility model.

Fig. 3 A illustrates the flashlamp optics adapter that the utlity model has different syndetons with Fig. 3 B.

Fig. 4 illustrates the wiring layout that the utility model adapts to the flashlamp with infrared distance sensor.

Embodiment

Fig. 1 illustrates the light conductor stereographic map of the flashlamp optics adapter of an embodiment of the utility model, and Fig. 2 illustrates its vertical view.Shown in seeing figures.1.and.2, the flashlamp optics adapter 100 of present embodiment comprises a light conductor 10, and this light conductor 10 has integrally formed light guide section 11 and leaded light ring 13.In one embodiment, this light conductor can be formed by laser cutting parameter.

Specifically, light guide section 11 has one and is used for the face that couples 12 that combines with the exiting surface of flashlamp (figure do not show).Can be on light guide section 11 in conjunction with syndeton 20 (with reference to Fig. 3 A and Fig. 3 B, so that the face of coupling 12 is combined regularly with the exiting surface of flashlamp.

The one side that is distributed with a plurality of sawtooth 14 on the leaded light ring 13 is a ring-type light-emitting area 15.For instance, the outline of this ring-type light-emitting area 15 is an elliptic arc, to have bigger lateral luminous area.In addition, these sawtooth 14 are arranged along leaded light ring 13 in parallel to each other, and their bearing of trend is perpendicular to the outer contour of leaded light ring 13.Preferably, the middle part of each sawtooth 14 forms depression, thereby along leaded light ring 13, the middle part of these sawtooth can form an inner concave arc surface, and this can more help concentrating reflection ray.

When optics adapter 100 was attached on the flashlamp of camera, the light that this flashlamp sent can couple face 12 through this of optics adapter 100 and enter this light guide section 11.Because light guide section 11 and leaded light ring 12 are one of the forming, thereby light can successfully conduct to leaded light ring 13, and sends by its ring-type light-emitting area 15.

For optics adapter is installed on the flashlamp, the utility model has designed the syndeton 20 shown in Fig. 3 A and Fig. 3 B.Syndeton 20 is located at light guide section, and exposes the face of coupling 12.Syndeton 20 can adopt any available structure and flashlamp to fix.

Because in the actual at present camera product, for the combination of different flashlamp and camera, its flashlamp has nothing in common with each other to distance of camera lens.In order to adapt to this situation, the longitudinal size of the face that couples 12 of the light guide section of the utility model one preferred embodiment is greater than the longitudinal size of the exiting surface of flashlamp.By designing different syndetons, the exiting surface of flashlamp can be combined in the different specific lengthwise position of the face of coupling, thereby adaptive different flashlamp is to the distance of camera lens.For example Fig. 3 A illustrates the center 155mm of the distance from top leaded light ring of syndeton, and Fig. 3 B illustrates the center 175mm of the distance from top leaded light ring of syndeton.Adopt this design, can under the condition of single light conductor mould, provide the flashlamp optics adapter that is applicable to multiple camera and flashlamp combination.

In addition, the configuration that has in the present flashlamp infrared distance sensor, therefore in the preferred embodiment of the present utility model, leaded light ring 13 forms an acute angle hollow-out parts 16, make when optics adapter is fixed in flashlamp, this acute angle hollow-out parts 16 is exposed the infrared distance sensor 201 of flashlamp, with reference to shown in Figure 4.

In sum, flashlamp optics adapter of the present utility model has following advantage compared to existing technology:

1, oval-shaped light-emitting area designs, and helps increasing the lateral luminous area of light conductor;

2, the inner concave arc surface of light guiding surface sawtooth design is more conducive to concentrate reflection ray;

3, adjustable syndeton is applicable to multiple different camera and flashlamp combination;

4, the acute angle hollow-out parts of leaded light ring designs, and can expose the infrared distance sensor of flashlamp, avoids the use of overslaugh infrared distance sensor.

Though the utility model discloses as above with preferred embodiment; right its is not in order to limit the utility model; any those skilled in the art; in not breaking away from spirit and scope of the present utility model; when doing a little modification and perfect, therefore protection domain of the present utility model is worked as with being as the criterion that claims were defined.

Claims

1. flashlamp optics adapter is used for the flashlamp of camera adaptively,, it is characterized in that described flashlamp optics adapter comprises outwards to conduct the light that flashlamp was sent of camera circlewise:

One light conductor, have integrally formed light guide section and leaded light ring, this light guide section has one and is used for the face that couples that combines with the exiting surface of flashlamp, this leaded light ring has a ring-type light-emitting area, wherein the light that this flashlamp sent enters this light guide section through this face of coupling, and the ring-type light-emitting area that conducts to this leaded light ring is sent; And

One syndeton is located at this light guide section, is used for this optics adapter is fixed in this flashlamp.

2. flashlamp optics adapter as claimed in claim 1 is characterized in that the outline of the ring-type light-emitting area of described leaded light ring is an elliptic arc.

3. flashlamp optics adapter as claimed in claim 1 is characterized in that, is distributed with a plurality of sawtooth on the ring-type light-emitting area of described leaded light ring, and the bearing of trend of described a plurality of sawtooth is perpendicular to the outer contour of described leaded light ring.

4. flashlamp optics adapter as claimed in claim 3 is characterized in that, the medial recess of described each sawtooth, and form an inner concave arc surface along the middle part of described a plurality of sawtooth.

5. flashlamp optics adapter as claimed in claim 1, it is characterized in that, the longitudinal size of the face that couples of described light guide section is greater than the longitudinal size of the exiting surface of described flashlamp, and described syndeton can be combined in described exiting surface the described specific lengthwise position that couples face.

6. flashlamp optics adapter as claimed in claim 1 is characterized in that, described leaded light annular hollow-out parts in an acute angle, and when described optics adapter was fixed in described flashlamp, described acute angle hollow-out parts was exposed the infrared distance sensor of flashlamp.