CN201110916Y

CN201110916Y - Visual field adjusting glasses

Info

Publication number: CN201110916Y
Application number: CNU2007200607452U
Authority: CN
Inventors: 吴汉标
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-12-03
Filing date: 2007-12-03
Publication date: 2008-09-03
Anticipated expiration: 2017-12-03

Abstract

The utility model discloses a pair of visual field adjustment glasses, comprising two earpieces which are extended in nearly same directions and are used to be hung on the two ears. The utility model also comprises two drawtubes; each earpiece is rotatably connected on one single drawtube through a first pivot shaft; the two drawtubes are same in length; the centerline of each drawtube is in parallel with the length direction of the drawtube. The centerlines of the two drawtubes are in the same plane. A telescopic mechanism is arranged between the two drawtubes, which can adjust the distance between the two drawtubes along the direction almost perpendicular to the two earpieces and can adjust the angle between the centerlines of the two drawtubes. The glasses can be used to adjust the observation scope and the focus points of human eyes to improve visual concentration level.

Description

Glasses are regulated in the visual field

Technical field

The utility model relates to the daily glasses of wearing of people, especially for the glasses of regulating eyesight observation field size or observation scope size.

Background technology

In the daily life, the glasses that people often use are made up of pair of eyeglasses frame and two lenses.The spectacle frame of this glasses is designed to an independently complete member, and people can use after only need being fitted into picture frame to eyeglass.This glasses are after equipped finishing, and each piece eyeglass all is fixed with respect to the attitude of picture frame, and the parameter that the building between two eyeglasses is determined apart from also according to optometry the time is fixed up by picture frame, non-ly can not change through destructive distortion.Simultaneously, the employed eyeglass of most of glasses has and is close to omnibearing light transmission features, thus almost allow eyeball when it rotates formation eyesight observation area in the space angle scope that can reach, the visual field of abbreviation.On the other hand, when not having wearing spectacles, the size of visual field just depend on naked look eyeball self rotate the space angle scope that can reach.In the above-mentioned situation of wearing conventional glasses, the observation scope of human eye is equal to the visual field that naked apparent time eyeball can reach substantially.

The applicant notices that people's cathexis degree has very high relevance with its visual field size.The spacious Mr. of teacher in ancient times is the clever scholar of Shanxi state first.Preferred music can not attentively be probed into but suffer from since the childhood, can't help sighing with feeling: not skill not smart, because oversensitive; Differing of the heart owing to look more.Satisfy with the smoked blind binocular of tarragon, for a special purpose in music.Finally reached by observing the empty growth and decline that just can understand negative and positive of being full of of weather, and with the guidance of gained observations during to the sky, occurrences in human life, natural judgement have reached the stage that does not almost have difference with real example.Thus, the applicant be sure of: the differing of the heart, owing to look more.

The utility model content

At the excessive and then distractive problem of the ken that above-mentioned human eyeball visual field natural characteristic causes, the utility model purpose is to provide a kind of glasses that can regulate the visual field size.

Glasses are regulated in visual field according to the above-mentioned purpose design, comprise that its bearing of trend is basic identical, are used for being suspended on respectively two mirror legs on two ears.It also comprises two lens barrels.Wall scroll mirror leg is connected on single the lens barrel rotationally by first pivot.Two lens barrels have identical length.The center line of single lens barrel is parallel to self length direction.The center line of two lens barrels is positioned at same plane.Between two lens barrels, be provided with along distance between two lens barrels of the bearing of trend scalable that is basically perpendicular to two mirror legs, and can regulate the telescoping mechanism of angle between two lens barrel center lines.

Preferably, glasses are regulated in aforementioned visual field, and its telescoping mechanism comprises the flexible pair that two nested structures are identical.Flexible pair comprises nut sleeve.With the about medium position of the length direction of nut sleeve is the separatrix, and be respectively arranged with sense of rotation in nut sleeve inner tube wall both sides opposite, and is two groups of internal threads of axle with the center line of nut sleeve.Respectively be engaged with the corresponding respectively bolt of its sense of rotation in these two groups of internal threads.The bolt termination of nut sleeve dorsad is connected on single the lens barrel rotationally by second pivot.

Preferably, glasses are regulated in aforementioned visual field, and the axis while of its first pivot and second pivot is perpendicular to the plane at two lens barrel center line places.

More preferably, glasses are regulated in aforementioned visual field, and the flexible pair of its two cover lays respectively near single the lens barrel end along its length.

More preferably, glasses are regulated in aforementioned visual field, at the two ends of two lens barrels along self length direction, are respectively arranged with lens in the lens barrel inner chamber.

Glasses are regulated in visual field of the present utility model, adopt two lens barrels that field range is had a restriction to regulate the observation scope of human eye on space angle meaning aspect, view-finder just as camera or video camera, can reject unnecessary view outside view-finder, only keep the view choose in view-finder.Under this design point, glasses are regulated in visual field of the present utility model, and the eyesight that can limit the wearer makes it be absorbed in certain a bit, to reach the effect that improves notice.The especially significant situation of effectiveness is, when the student uses this glasses, can help them to concentrate on, and is absorbed in study, and is not subjected to the interference of foeign element.

The drawing explanation

The glasses skeleton view is regulated in Fig. 1 the utility model visual field.

Fig. 2 is the partial enlarged view of Fig. 1.

Embodiment

Referring to Fig. 1,2, show the configuration state that glasses are regulated in the utility model visual field.

The composition that glasses A is regulated in this visual field comprises two legs of spectacles 1 and two glasses tubes 2.

Article two, in the leg of spectacles 1 is connected on one of two glasses tubes 2 outer wall only by first pivot 101.First pivot 101 is positioned at about medium position of glasses tube 2 length direction α.Article two, leg of spectacles 1 can be around the form of first pivot, 101 rotations with respect to glasses tube 2 maintenances that it connected.Article two, leg of spectacles 1 is a fulcrum with first pivot 101, extends towards essentially identical direction, and the formed crooked hook 102 of its extending end can be used for being suspended on respectively on two ears of wearer.

Two glasses tubes 2 all adopt columniform hollow cylinder, and have identical length.At the two ends of glasses tube 2, lens 201 (only showing the lens 201 that is positioned at glasses tube 2 one ends among Fig. 1) is set respectively in its lens barrel inner chamber along self length direction α.The center line of single glasses tube 2 is parallel to self length direction.The center line of two glasses tubes 2 is positioned at same plane and exists.Article two, the length direction of the bearing of trend of leg of spectacles 1 and two glasses tubes 2 keeps basically identical.

Between two glasses tubes 2, be provided with two nested structures identical flexible secondary 3.With one of them is example, and flexible secondary 3 structure comprises a nut sleeve 301 and two bolts 302,303.The endoporus 307 of nut sleeve 301 is the separatrix with about medium position of the length direction β of nut sleeve 301, two zones about formation.It is opposite to be respectively arranged with sense of rotation at nut sleeve endoporus 307 corresponding to the position in two zones about this, and is two groups of internal threads 304,305 of axle with the center line of nut sleeve 301.Two bolts 302,303 are engaged in two groups of internal threads 304,305 with rotation mode respectively.Two bolts 302,303 are exposed to nut sleeve 301 outsides in the termination of nut sleeve 301 dorsad, and second pivot 306 by a correspondence is connected on the outer wall of one of two glasses tubes 2 respectively.Flexible secondary 3 with the state that can rotate mutually with respect to 306 maintenances of second pivot between two glasses tubes 2.

For single glasses tube 2, two covers flexible secondary 3 lay respectively at single glasses tube 2 along its length near the end of α (among Fig. 1, the position of one of two covers flexible secondary 3 near two position of lens 201, two covers flexible secondary 3 of glasses tube 2 one ends near the end of glasses tube 2 with respect to lens 201).

The axis of first pivot 101 and second pivot 306 is all perpendicular to the plane at the center line place of two glasses tubes 2.

When wearing this glasses, the user can be by regulating two bolts 302 voluntarily, 303 screw in the depth of engagement in the nut sleeve 301, in other words by regulating two bolts 302,303 in nut sleeve 301 along the position of engagement of nut sleeve length direction β, control them and expose length in nut sleeve 301 outsides, reach regulate two glasses tubes 2 therein in the plane, the heart line place edge be basically perpendicular to the distance of the bearing of trend of two legs of spectacles 1, and regulate two angles between glasses tube 2 center lines simultaneously, the eyeball sight line is concentrated on the object of required concern relatively, reach the purpose of regulating eyesight Rendezvous Point and visual field size.

Claims

1. glasses are regulated in the visual field, comprise basic identical two the mirror legs that are used for being suspended on respectively on two ears of its bearing of trend, it is characterized in that also comprising two lens barrels, the described mirror leg of wall scroll is connected on single only described lens barrel rotationally by first pivot, described two lens barrels have identical length, single only center line of described lens barrel is parallel to self length direction, the center line of described two lens barrels is positioned at same plane, is being provided with along the bearing of trend scalable that is basically perpendicular to described two mirror legs between described two lens barrels distance between described two lens barrels and can regulating the telescoping mechanism of angle between described two lens barrel center lines.

2. glasses are regulated in visual field according to claim 1, it is characterized in that described telescoping mechanism comprises the flexible pair that two nested structures are identical, described flexible pair comprises nut sleeve, it is opposite and be two groups of internal threads of axle with the center line of described nut sleeve to be with the about medium position of the length direction of described nut sleeve that the separatrix is respectively arranged with sense of rotation in described nut sleeve inner tube wall both sides, respectively be engaged with the corresponding respectively bolt of its sense of rotation in described two groups of internal threads, the described bolt termination of described nut sleeve dorsad is connected on single only described lens barrel rotationally by second pivot.

3. glasses are regulated in visual field according to claim 2, and the axis that it is characterized in that described first pivot and described second pivot is all perpendicular to the plane at described two lens barrel center line places.

4. glasses are regulated in visual field according to claim 3, it is characterized in that the described flexible pair of two covers lays respectively near single only described lens barrel end along its length.

5. glasses are regulated in visual field according to claim 4, it is characterized in that at two described lens barrels along being respectively arranged with lens in the two ends inner chamber of self length direction.