CN2638083Y

CN2638083Y - Binoculars

Info

Publication number: CN2638083Y
Application number: CN 03268079
Authority: CN
Inventors: 陈锷云; 刘秋明
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-07-25
Filing date: 2003-07-25
Publication date: 2004-09-01
Anticipated expiration: 2013-07-25

Abstract

The utility model relates to a binocular telescope, two drawtubes of which are connected by an intermediate lamella. The intermediate lamella can be connected to a head mounted device; two objective lens groups are fixed to the two drawtubes, which makes the two objective lens groups slide along a primary optical axis; the two drawtubes are respectively provided with vertical long holes and the two objective lens groups are respectively provided with manual drawing blocks that go through the drawtube long holes; the manual drawing blocks of the two objective lens groups are mutually separated and unconnected; the two drawtubes are made of plastics and the surfaces of the drawtubes are sprayed with elastic paint. When in use, the left and right manual drawing blocks can be driven by hands to move forwards and backwards to adjust focal length. Compared with traditional telescopes, the utility model has less parts and lighter weight and is suitable for watching games or shows.

Description

Binoculars

Technical field

The utility model belongs to a kind of telescope, is specifically related to a kind ofly can wear overhead binoculars.

Background technology

The traditional double tube telescope about be provided with on the intermediate plate between two lens barrels in the middle of uniting and adjustment mechanism, two objective lens were slided focusing about this centre uniting and adjustment mechanism can utilize a knob to promote simultaneously, and were provided with the spiral micro-adjusting mechanism with the dioptric difference of compensation right and left eyes in right side eyepiece group.The design feature of above-mentioned telescope focusing system is mainly the needs that adapt to field inspection, because travel in the open air, marching when fighting needs the frequent telescope focal length that changes, and often need to focus while observing, a hand is used to hold up steady telescope, only remaining another hand is used for focusing, and therefore requirement is focused convenient and swift and can be relied on singlehanded focusing.But recent greatly developing along with the culture and sports cause, telescope is applied to more and more views and admires big event, performance, the advantage of traditional double tube telescope just can not obtain performance, and shortcoming reveals, this be because: first, people are viewing and admiring performance or during the games each time, need the chance of change telescope focal length few, usually in every game or performance process, only need to adjust once, therefore it is convenient to make excessive demands the focusing action, fast, more needn't make excessive demands to rely on singlehanded focusing, like this, the advantage of traditional double tube telescope just can not be not fully exerted; Second, people can not hand telescope always in a performance or match, some telescope has been set up head-wearing device fixedly to be worn over telescope on the head for this reason, but the mechanism complexity of traditional double tube telescope because of focusing, number of spare parts is many, the focus adjusting mechanism of above-mentioned objective lens and eyepiece group needs tens parts to constitute at least, make telescope overall weight and volume big, the most frequently used in for example existing telescope for amplifying the telescope of 7 times or 8 times, its weight is at least about 200 grams, and facts have proved to have only the mirror body weight (disregarding the weight of head-wearing device) just is fit to be applied on the head for a long time less than the telescopes of 100 grams, therefore have only the low race glass of enlargement factor just might be applied on the head on the market now, and the higher telescope of enlargement factor is not fit to be worn over for a long time and watches performance or match on the head because weight is too big; The 3rd, tradition telescope adjustment center interpupillary distance is utilized two lens barrels to rotate around intermediate plate and is finished, this governor motion not only is unfavorable for alleviating overall weight, and the center interpupillary distance can not be fixed after adjusting is finished, and views and admires in the process at every turn and must repeatedly regulate the center interpupillary distance.

Summary of the invention

The purpose of this utility model is to overcome above-mentioned shortcoming and a kind of binoculars simple in structure is provided, and it in light weight is suitable for being worn over and views and admires performance or match on the head.

Its purpose can realize by following scheme: these binoculars comprise head-wearing device, about two lens barrels, about two objective lens and about two eyepiece groups, about connect by intermediate plate between two lens barrels, intermediate plate can be attached on the head-wearing device, its principal feature is, two eyepiece groups are fixed on respectively on two lens barrels, two objective lens respectively with two lens barrel pivot bush units, two objective lens can be slided along the primary optical axis direction, two lens barrels have vertical slotted hole, two objective lens are respectively equipped with manual pulling block, manually pulling block passes the lens barrel slotted hole and exposes in the telescope outside, about the independent separately and compartment of the manual pulling block of two objective lens.Two manual pulling blocks move forward and backward to focus about can directly promoting respectively with hand during use.

Realization above-mentioned purpose scheme preferably is: the intermediate plate two ends have horizontal slotted hole, be fixed with slide block about described on two lens barrels respectively, the slide block width equates that with horizontal slotted hole slide block is embedded in the slotted hole and can laterally slides, slide block is connected with clamp-screw, and screw passes horizontal slotted hole.Like this, can utilize slide block about the horizontal centre distance of slidable adjustment two lens barrels, till human eye sees that complete closing resembles; Can screw screw after adjusting is finished again and make slide block move left and right again, the center interpupillary distance just is fixed up like this.

Realize that the better scheme of above-mentioned purpose is: the manual pulling block of described two objective lens is a screw.

Two lens barrels adopt best plastics to make.

Two lens barrel surfaces preferably are sprayed with elastomeric paint.

Intermediate plate can stamp the scale of indicating the center interpupillary distance.

The connect mechanism of head-wearing device and intermediate plate comprises jack base, inserted block and the some connecting blocks that are provided with jack, the inserted block size makes both movable grafting with the jack coupling, jack base or inserted block both one of be fixed on the head-wearing device, corresponding inserted block or jack base both one of link by some connecting blocks and intermediate plate, between the connecting block by the screw connection and turn.Like this, the user is not when needing to utilize telescope to observe, and rotatable connecting block to be temporarily starting telescope mirror body, or whole telescope mirror body is taken off from head-wearing device, so that directly watch with eyes.

The utlity model has following advantage and effect:

1, because the focusing system simplification, left and right sides lens barrel each need a manual pulling block just can adjust only diopter respectively according to two of users' difference, reduce part than traditional telescope, can reduce telescopical weight and volume, add that telescopical lens barrel adopts plastic production, the telescope overall weight is descended, and for example enlargement factor is that the telescope mirror body weight of 7 times or 8 times can be reduced to below 100 grams, is fit to be applied on the head for a long time.

The characteristics of focusing action when 2, the utility model is used to view and admire performance or match in conjunction with telescope have dexterously broken through the design prejudice of traditional double tube telescope.Because people are when viewing and admiring performance or match, need the chance of change diopter few, it is easy too to pursue the focusing action, more needn't make excessive demands and can singlehanded focus, so the utility model can't use inconvenience because of focusing system simplification, minimize weight cause.

3, owing to uniting and adjustment mechanism in the middle of saving, make can dwindling significantly of intermediate plate, help further reducing overall weight along the length on the direction of primary optical axis.

4, the mechanism of adjusting center interpupillary distance is simple, also helps further reducing overall weight.

5, after the center interpupillary distance is regulated and finished, can utilize the screw that passes horizontal slotted hole that the center interpupillary distance is fixed, this function is that binoculars are unprecedented, is particularly suitable for coming to matches or performing.

6, can stamp scale at intermediate plate, because two of each concrete users' center interpupillary distance is fixed, so can rely on scale directly regulate the center interpupillary distance, this function also is that binoculars are unprecedented.

7, simple in structure, with low cost.

8,, can replace traditional telescopical covering and obtain good hand feeling, so that deduct the shared weight of covering in traditional telescope directly at two plastics lens barrels surface spray elastomeric paint.

9, the utility model with telescopical designs simplification after, still can guarantee telescopical four big technical indicators (magnification, visual field, distance of exit pupil, exit pupil diameter) and two big regulatory functions (center interpupillary distance regulate and diopter regulate)

Description of drawings

Fig. 1 is the structural representation of a kind of embodiment of the utility model.

Fig. 2 is the structural representation of telescope adjustment diopter shown in Figure 1 and center interpupillary distance.

Fig. 3 is a telescope facade structures synoptic diagram shown in Figure 2.

Fig. 4 is the structural representation of the another kind of embodiment of the utility model.

Embodiment

Two lens barrels 5 about Fig. 1, telescope shown in Figure 2 comprise, connect by intermediate plate 2 between two lens barrels 5, about two eyepiece groups 9 be separately fixed on two lens barrels 5, two objective lens 4 respectively with two lens barrel pivot bush units, two objective lens can be slided along the primary optical axis direction, about be respectively equipped with in the prism group 7 between two eyepiece groups and the objective lens.Two lens barrels have vertical slotted hole 10, two objective lens 4 are connected with set screw 11 respectively, screw 11 passes lens barrel slotted hole 10 and exposes in telescope outside, about the set screw 11 of two objective lens 4 independent separately, about the adjusting operating-controlling mechanism compartment of two objective lens.

Intermediate plate 2 two ends have horizontal slotted hole 21, are fixed with slide block 22 respectively on two lens barrels about described, and slide block 22 width equate that with horizontal slotted hole 21 slide block is embedded in the horizontal slotted hole 21 and can laterally slides, and screw 1 penetrates horizontal slotted hole and is connected with slide block 22.Like this, can utilize the move left and right of slide block 22 to regulate the center interpupillary distance, can utilize gib screw 1 fixing after adjusting is finished.Shown in Figure 3, intermediate plate can stamp the scale of indicating the center interpupillary distance.

Two lens barrels 5 and intermediate plate 2 adopt ABS plastic to make about above-mentioned, and two lens barrel surfaces are sprayed with elasticity enamelled coating 6, are being with covering 5,8 respectively near object lens and eyepiece position.

This telescopical head-wearing device comprises headgear band 19, the headgear band is provided with locking part 18, headgear band the place ahead center fixed has inserted block 17, intermediate plate 2 is connected with jack base 16 through three

connecting blocks

12,13,15, jack base 16 is provided with jack, inserted block 17 size makes with the jack coupling that inserted block is movable to be plugged in the jack, is connected by central screw 14 between each connecting

block

12,13,15, can rotate mutually.Like this, user's rotatable each connecting block when not needing telescope or is extracted inserted block so that two lens barrels are started from jack, telescope mirror body is taken off from the headgear band fully, so that directly watch with eyes.

Telescope shown in Figure 4 and telescope shown in Figure 1 are basic identical, and just outside surface has saved elasticity enamelled coating and covering than the former, with further weight reduction.

Above-mentioned head-wearing device also can be used the glasses posture instead.

Above-mentioned lens barrel also can adopt other hard lightweight material.

Claims

1, a kind of binoculars, comprise head-wearing device, about two lens barrels, about two objective lens and about two eyepiece groups, about connect by intermediate plate between two lens barrels, intermediate plate can be attached on the head-wearing device, its principal feature is, two eyepiece groups are fixed on respectively on two lens barrels, two objective lens respectively with two lens barrel pivot bush units, two objective lens can be slided along the primary optical axis direction, two lens barrels have vertical slotted hole, two objective lens are respectively equipped with manual pulling block, and manually pulling block passes the lens barrel slotted hole and exposes in the telescope outside, about the independent separately and compartment of the manual pulling block of two objective lens.

2, binoculars according to claim 1, it is characterized in that: the intermediate plate two ends have horizontal slotted hole, are fixed with slide block respectively on two lens barrels about described, and the slide block width equates with horizontal slotted hole, slide block is embedded in the slotted hole and can laterally slides, and slide block is connected with clamp-screw.

3, binoculars according to claim 1 and 2 is characterized in that: two lens barrels adopt plastics to make.

4, binoculars according to claim 3 is characterized in that: two lens barrel surfaces are sprayed with elastomeric paint.

5, binoculars according to claim 2 is characterized in that: be printed on the scale of indicating the center interpupillary distance on the intermediate plate.

6, binoculars according to claim 1 and 2 is characterized in that: the manual pulling block of described two objective lens is a screw.

7, binoculars according to claim 1 and 2, it is characterized in that: the connect mechanism of head-wearing device and intermediate plate comprises jack base, inserted block and the some connecting blocks that are provided with jack, the inserted block size makes both movable grafting with the jack coupling, jack base or inserted block both one of be fixed on the head-wearing device, corresponding inserted block or jack base both one of by some connecting blocks and intermediate plate binding, connect by screw between the connecting block.