KR101656430B1 - Telescopes device mounted on eyeglass frames - Google Patents

Telescopes device mounted on eyeglass frames Download PDF

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Publication number
KR101656430B1
KR101656430B1 KR1020160060349A KR20160060349A KR101656430B1 KR 101656430 B1 KR101656430 B1 KR 101656430B1 KR 1020160060349 A KR1020160060349 A KR 1020160060349A KR 20160060349 A KR20160060349 A KR 20160060349A KR 101656430 B1 KR101656430 B1 KR 101656430B1
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KR
South Korea
Prior art keywords
telescope
main body
unit
light transmitted
present
Prior art date
Application number
KR1020160060349A
Other languages
Korean (ko)
Inventor
권창민
Original Assignee
아이비케어 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 아이비케어 주식회사 filed Critical 아이비케어 주식회사
Priority to KR1020160060349A priority Critical patent/KR101656430B1/en
Application granted granted Critical
Publication of KR101656430B1 publication Critical patent/KR101656430B1/en
Priority to PCT/KR2017/004958 priority patent/WO2017200240A1/en

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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/16—Housings; Caps; Mountings; Supports, e.g. with counterweight
    • G02B23/18—Housings; Caps; Mountings; Supports, e.g. with counterweight for binocular arrangements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
    • G02B23/2476—Non-optical details, e.g. housings, mountings, supports
    • G02B23/2484—Arrangements in relation to a camera or imaging device
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted
    • G02B27/0176—Head mounted characterised by mechanical features
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted
    • G02B2027/0178—Eyeglass type

Abstract

The present invention relates to a telescope device held in an eyeglasses frame. The telescope device comprises: a telescope body; a connector unit formed in the telescope body; and an eyeglasses frame unit formed to be coupled to a hinge unit. A stop member is formed in the connector unit. The stop member is able to stop at a specific location while rotating around the hinge unit. As such, the telescope device improves a convenience of use.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a telescope device mounted on an eyeglass frame,

The present invention relates to a telescope apparatus mounted on an eyeglass frame. More specifically, a telescope mounted on a spectacle frame is used, and when unnecessary, the telescope is rotated 90 degrees from the frame to form a structure Gt; telescope < / RTI >

In general, a person can only clearly identify an object or the like with the naked eye. Since the distance is only a few tens of meters, a telescope is used when observing an object located at a distance that can not be recognized by the naked eye.

The telescope is composed of an objective lens and an eyepiece. The objective lens is located on the object side to collect the light emitted from the object. The eyepiece lens is located on the eye side and enlarges the light collected at the focus of the objective lens. do.

There are many kinds of such telescopes. Among them, binoculars are widely used for leisure and military purposes, and binoculars show two-dimensional images of the binoculars by the left and right eyes respectively and distinguish the perspective easily.

That is, the binoculars enlarge a distant object at a high magnification so as to enlarge an object as viewed from a close distance. The binoculars include an objective lens for receiving an image of an object, two prisms for refracting an image passing through the objective lens, And an eyepiece lens that can be enlarged and viewed in a virtual image.

Such binoculars are determined by the number of lenses and the lens distance, and the size of the binoculars is determined.

Such binoculars are widely used for leisure purposes in the modern leisure culture. Especially, they are widely used for sightseeing of various athletic games such as basketball and baseball, sightseeing of migratory birds of migratory birds, various trips for sightseeing of beautiful scenery .

However, the conventional conventional binoculars are inconvenient because the user must directly look at the object with his or her hands. In particular, when the binoculars are hand-held for a long time, such as watching a game, fatigue is accumulated on the hands due to the weight of the binoculars. There is considerable difficulty in this.

Korean Registered Utility Model No. 20-0192184

An object of the present invention is to provide a telescope apparatus that is mounted on an eyeglass frame having a structure such that a user can use the telescope for a long time without holding it by hand.

The present invention provides a telescope including a telescope main body, a connector portion formed on the telescope main body, a hinge portion connected to the connector portion, and an eyeglass frame portion adapted to be coupled to the hinge portion, And a stop member is formed so as to be able to stop at a specific position when the telescope is mounted on the spectacle frame.

The stop member may be a concave groove or a convex projection.

And a torsion spring unit configured to fix the telescope main body by performing a torsion spring action at a plurality of points of the glasses in a state of being fitted in the torsion grooves formed at the side ends of the hinge unit.

The telescope main body may include a left telescope portion and a right telescope portion, and a gap adjusting portion formed between the left telescope portion and the right telescope portion to adjust the gap using a gear.

The telescope main body includes an objective lens unit for receiving light transmitted from an object at a long distance and an eyepiece unit for receiving light transmitted from the objective lens unit and transmitting the light to a user's eye, A first concave mirror formed to receive light; a planar mirror formed to reflect light transmitted from the first concave mirror; and a second concave mirror formed to receive light transmitted from the planar mirror and transmit the light to the planar mirror, Concave mirrors.

The effects produced by the present invention are as follows.

There is an effect that the user using the glasses can mount the telescope apparatus in accordance with the size of the glasses in use.

Since the user who uses the glasses does not need to carry the telescope device directly by hand, the ease of use is improved.

In addition, since the length of the telescope main body is short, the present invention has the effect that the glasses are not easily peeled forward even when the telescope main body is mounted on the glasses.

The present invention can attach a telescope to an eyeglass frame without glasses even for a user who does not use the glasses, so that it is possible to prevent the inconvenience of observing the telescope if necessary when the telescope is directly held in the hand.

Fig. 1 is a plan view (a), a front view (b), and a side view (c) of a telescope apparatus mounted on a spectacle frame according to the present invention.
FIG. 2 is a plan view (a), a front view (b), and a side view (c) of a telescope apparatus that is mounted on an eyeglass frame according to the present invention,
Fig. 3 is a plan view (a), a front view (b), and a side view (c) of the telescope apparatus mounted on the spectacle frame according to the present invention.
Fig. 4 is an enlarged exploded view of an enlarged view of a portion A in Fig.
5 (a) shows a case in which the telescope apparatus is located in front of the eyeglass lens, and FIG. 5 (b) shows a case in which the telescope apparatus is rotated 90 degrees and is located in a front upper portion of the eyeglass lens.
FIG. 6A is a schematic sectional view showing the inside of the telescope main body of the present invention, and FIG. 6B is a schematic sectional view showing the inside of the conventional telescope main body.
7 is a schematic perspective view showing a structure capable of adjusting the distance between the telescopes on both sides formed in the telescope main body of the telescope apparatus mounted on the spectacle frame according to the present invention.
FIG. 8 is a schematic perspective view showing a state in which the distance between both telescopes is maximized in FIG. 7; FIG.
9 is a front view and a plan view showing a state in which a telescope apparatus mounted on an eyeglass frame according to the present invention is mounted on an eyeglass frame.
FIG. 10 is a side view for explaining a change in the position of the telescope device in FIG.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. It is to be understood, however, that the appended drawings illustrate the present invention in order to more easily explain the present invention, and the scope of the present invention is not limited thereto. You will know.

In describing the present embodiment, the same designations and the same reference numerals are used for the same components, and further description thereof will be omitted.

Also, the terms used in the present application are used only to describe certain embodiments and are not intended to limit the present invention. The singular expressions include plural expressions unless the context clearly dictates otherwise. In the present application, the terms "comprises" or "having" and the like are used to specify that there is a feature, a number, a step, an operation, an element, a component or a combination thereof described in the specification, But do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or combinations thereof.

1 is a plan view (a), a front view (b) and a side view (c) showing a telescope device mounted on an eyeglass frame according to the present invention and a telescope device (A), a front view (b), and a side view (c) of a telescope apparatus according to the present invention. Fig. 3 is a plan view (B) and a side view (c), respectively.

The telescope apparatus 100 mounted on the spectacle frame according to the present invention is divided into a first embodiment in which the spectacle glasses are used and a second embodiment in which the spectacle spectacle glasses are not used. Fig. 3 shows a case of the first embodiment in which the telescope is mounted on glasses of a person using glasses.

The telescope device 100 mounted on the spectacle frame according to the present invention includes a telescope main body 110, a connector 130 formed on the upper part of the telescope main body 110, a hinge part 150 connected to the connector part 130 And a left torsion spring portion 150 formed to fix the telescope main body 110 by performing a torsion spring action at three points of the glasses in a state of being fitted in the torsion grooves 152 formed at both side ends of the hinge portion 150, (170) and a right torsion spring (190).

The left torsion spring unit 170 includes a left upper mounting member 172 to be mounted on the upper part of the left eyeglass lens 210 and a first left lower mounting member 174 to be mounted on the lower two points of the left eyeglass lens 210, And a second left lower mounting member 176.

The right torsion spring 190 includes a right upper eyelid member 192 mounted on the upper part of the right eyepiece 230 and a first right lower unit 194 mounted on the lower two points of the right eye piece 230, And a second right lower mounting member 196.

The first left lower mounting member 174, the second left lower mounting member 176, the right upper mounting member 192, the first right lower mounting member 194, and the second right side In order to form the torsion spring, the lower mounting member 196 is made of a thin or hard steel or plastic material as a whole, or a contact portion in contact with the eyeglass is formed of a soft material such as rubber to prevent damage to the eyeglass.

The left upper mounting member 172 extends from the torsion groove 152 of the hinge unit 150 to the upper portion of the left eyeglass lens 210 and then is bent at 90 degrees to extend to the opposite side of the left eyeglass lens 210, The portion 302 abuts against the surface of the left eyeglass lens 210.

The first left lower mounting member 174 extends from the torsion groove 152 of the hinge unit 150 to the lower portion of the left eyeglass lens 210 while being in contact with one surface of the left eyeglass lens 210, The first left lower contact portion 304 contacts the surface of the left eyeglass lens 210 after being extended to the opposite side of the eyeglass lens 210.

The second left lower mounting member 176 extends from the torsion groove 152 of the hinge portion 150 to the lower portion of the left eyeglass lens 210 while being in contact with one surface of the left eyeglass lens 210, The second left lower contact portion 306 abuts against the surface of the left eyeglass lens 210 adjacent to the first left lower contact portion 304 after being extended to the opposite side of the left eyeglass lens 210. [

The right upper attachment member 192 is formed to be opposed to the left upper attachment member 172 and the hinge unit 150 and the first right lower attachment member 194 is formed to face the first left lower attachment member 174 And the second right lower mounting member 196 is formed to face the second left lower mounting member 176 and the hinge unit 150 as the center.

1, the first left lower contact portion 304 and the second left lower contact portion 306 are brought into contact with the middle height of the eyeglass lens, and when the user's eyeglasses are in contact with the intermediate height The first left lower contact portion 304 and the second left lower contact portion 306 are in contact with the lower portion of the eyeglass lower than the middle height of the eyeglass and when the user's glasses are small as shown in FIG. 3, The lower contact portion 304 and the second left lower contact portion 306 are brought into contact with the lowermost portion of the eyeglass lens.

According to the above-described structure, the user of the spectacle can mount the telescope apparatus in accordance with the size of the spectacle being used.

Fig. 4 is an enlarged exploded view of an enlarged view of a portion A in Fig.

The present invention is formed in such a structure that the telescope device can be rotated 90 degrees upward when the telescope is not used in a state where the telescope device is mounted on the glasses of a person using glasses.

4, the connector unit 130 formed on the upper part of the telescope main body 110 is formed into a substantially cylindrical shape having a concave groove 135 formed at intervals of 90 degrees inward, And a convex protrusion 155 engaging with the concave groove 135 is formed at an interval of 90 degrees.

Convex projections may be formed at intervals of 90 degrees on the connector 130 if necessary, and concave grooves may be formed on the hinge portions 150 at intervals of 90 degrees.

The concave groove 135 and the convex protrusion 155 are stop members formed so that the connector unit 130 can be stopped at a specific position while being rotated around the hinge unit 150.

The hinge portion 150 is formed with an outer bar portion 159 having an enlarged diameter on both sides of the central bar portion 157. The left torsion groove 152a and the left torsion bar 159 are formed on the inner side of the outer bar portion 159, A portion of the left torsion spring portion 170 is fixed to the left torsion groove 152a and a portion of the right torsion spring portion 190 is fixed to the right torsion groove 152b .

5 (a) shows a case in which the telescope apparatus is located in front of the eyeglass lens, and FIG. 5 (b) shows a case in which the telescope apparatus is rotated 90 degrees and is located in a front upper portion of the eyeglass lens.

When a user using a spectacle uses a telescope, the user can observe a large object at a distance using a telescope apparatus as shown in FIG. 5 (a). If the telescope is not used, The connector unit 130 may be rotated 90 degrees about the optical axis 150 to raise the telescope main body 110 upward.

Accordingly, the present invention is advantageous in that ease of use can be improved because a person using the spectacles can carry the telescope device separately and does not need to use the telescope when holding it by hand.

FIG. 6A is a schematic sectional view showing the inside of the telescope main body of the present invention, and FIG. 6B is a schematic sectional view showing the inside of the conventional telescope main body.

The telescope main body 110 of the present invention includes an objective lens unit 112 for receiving light transmitted from an object at a long distance as shown in FIG. 6 (a), and an objective lens unit 112 for receiving light transmitted from the objective lens unit 112, And an eyepiece portion 122 for delivering the image to the eye.

The objective lens unit 112 includes a first concave mirror 114 receiving light transmitted from a remote object for the first time, a plane mirror 116 reflecting light transmitted from the first concave mirror 114, And a second concave mirror 118 that receives light transmitted from the planar mirror 116 and transmits the light to the planar mirror 116 again.

The portion of the plane mirror 116 where the light transmitted from the first concave mirror 114 is reflected and the portion of the light transmitted from the second concave mirror 118 is reflected is different.

The light transmitted from the second concave mirror 118 is transmitted to the eyepiece portion 122 through the plane mirror 116.

The eyepiece unit 122 includes a first convex lens 124 having a convex portion formed by a user's eye and a second convex lens 126 having a convex portion facing the first convex lens 124, And the two one-side ball-and-socket lenses are positioned facing each other's convex portion.

The light transmitted from the plane mirror 116 transmits light to the user's eye through the first convex lens 124 and the second convex lens 126.

6 (b), the objective lens unit 12 of the conventional telescope main body 11 has the first concave mirror 14, the second concave mirror 18, and the intermediate lens 19 without reflecting mirrors .

Therefore, the second concave mirror 18 should be formed so as to face the first concave mirror 14, and should be spaced apart from the first concave mirror 14 so as to receive and reflect the light reflected from the first concave mirror 14, The intermediate lens 19 and the eyepiece section 22 are spaced apart from each other by a predetermined distance so as to appropriately refract the light reflected by the second concave mirror 18 to the eyepiece section 22 Should be.

However, in the present invention, the intermediate lens 19 is omitted, and a plane between the first concave mirror 114 and the second concave mirror 118 is formed in a plane The distance between the first concave mirror 14 and the second concave mirror 18 is reduced in half by forming the mirror 116 so that the length of the telescope main body 110 is reduced.

Accordingly, the length of the telescope main body 110 of the present invention is short, so that even when the telescope main body 110 is mounted on the glasses, the effect of preventing the glasses from coming off easily occurs.

FIG. 7 is a schematic perspective view illustrating a structure capable of adjusting a distance between two telescopes formed on a telescope main body of a telescope apparatus mounted on a spectacle frame according to the present invention, FIG. 8 is a perspective view showing a state in which the distance between two telescopes is maximized Fig.

The telescope main body 110 of the telescope apparatus 100 mounted on the spectacle frame according to the present invention includes a left telescope part 110a and a right telescope part 110b and a space between the left telescope part 110a and the right telescope part 110b And a gap adjusting unit 350 configured to adjust the gap.

The distance adjusting unit 350 includes a left side length adjusting member 360 having one side fixed to the left telescope unit 110a and the other side having a rack gear formed therebelow and one side fixed to the right side telescope unit 110b, And a pinion gear 380 formed between the left length adjusting member 360 and the right length adjusting member 370. The left and right length adjusting members 370,

The center of the pinion gear 380 is located at the center between the left telescope 110a and the right telescope 110b and is extended by a user-adjustable knob (not shown).

When the user rotates the knob, the pinion gear 380 is rotated, and the distance between the left telescopic part 110a and the right telescopic part 110b may be maximized as shown in FIG.

The distance between the left telescope part 110a and the right telescope part 110b can be adjusted through the gap adjusting part 350 so that the center of the left telescope part 110a is aligned with the position of both eyes of the user The center of the right telescope 110b may be located in front of the right eye.

FIG. 9 is a front view and a plan view showing a state in which a telescope device mounted on an eyeglass frame according to the present invention is mounted on an eyeglass frame, and FIG. 10 is a side view for explaining a change in position of the telescope device in FIG.

The second embodiment of the telescope apparatus 100 mounted on the spectacle frame according to the present invention is formed so that the telescope apparatus can be mounted on the spectacle frame without the spectacle glass for the user who does not use the spectacle.

That is, the second embodiment of the telescope apparatus 100 according to the present invention includes a telescope main body 110, a connector 130 formed on the telescope main body 110, And a hinge unit 150 to which the hinge unit 150 is coupled.

The coupling structure between the connector 130 and the hinge 150 is the same as that described with reference to Figs. 4 and 5, and the connector 130 can be rotated 90 degrees about the rotation portion.

In addition, the structure of the spectacle frame 410 to which the spectacles are mounted is omitted.

10 (a), the user observes a remote object using the telescope apparatus 100 mounted on the spectacle frame, and when necessary, the user moves the telescope main body 110 of the telescope apparatus upward It can be rotated 90 degrees and observed with naked eyes.

The second embodiment of the present invention allows the user who does not use the glasses to observe the telescope when necessary while holding the telescope in his or her hand and to avoid the need to hold the hand again when the user does not observe the telescope So that it is possible to easily observe the naked eye or the telescope without having to hold it by hand.

It will be apparent to those skilled in the art that the present invention may be embodied in other specific forms without departing from the spirit or scope of the invention as defined in the appended claims. . Therefore, the above-described embodiments are to be considered as illustrative rather than restrictive, and the present invention is not limited to the above description, but may be modified within the scope of the appended claims and equivalents thereof.

100: telescope device 110: telescope body
112: objective lens part 122: eyepiece part
130: connector part 150: hinge part
152: torsion groove 157: central rod portion
170: a left torsion spring portion 190: a right torsion spring portion
304: first left lower contact portion 306: second left lower contact portion
350: spacing adjusting portion 380: pinion gear

Claims (5)

A telescope main body,
A connector portion formed on the telescope main body,
A hinge portion connected to the connector portion,
And an eyeglass frame portion to which the hinge portion is coupled,
A stop member is formed on the connector portion so as to stop at a specific position while being rotated around the hinge portion,
The telescope main body includes:
An objective lens unit for receiving light transmitted from an object at a long distance; and an eyepiece unit for receiving light transmitted from the objective lens unit and transmitting the light to a user's eye,
The objective lens unit,
A first concave mirror configured to receive light transmitted from an object at a long distance; a planar mirror configured to reflect light transmitted from the first concave mirror; and a second mirror that receives light transmitted from the planar mirror, And a second concave mirror formed to transmit the telescope. The method according to claim 1,
Wherein the stop member is a concave groove or a convex projection. The method according to claim 1,
Further comprising a torsion spring portion mounted to the spectacle frame to fix the telescope main body by performing a torsion spring action at a plurality of points of the glasses in a state of being fitted in a torsion groove formed at a side end of the hinge portion. The method of claim 3,
The telescope main body
The left telescope portion and the right telescope portion, and
And a gap adjusting unit formed between the left telescope unit and the right telescope unit to adjust an interval using a gear. delete
KR1020160060349A 2016-05-17 2016-05-17 Telescopes device mounted on eyeglass frames KR101656430B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1020160060349A KR101656430B1 (en) 2016-05-17 2016-05-17 Telescopes device mounted on eyeglass frames
PCT/KR2017/004958 WO2017200240A1 (en) 2016-05-17 2017-05-12 Telescope device cradled on glasses frame

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020160060349A KR101656430B1 (en) 2016-05-17 2016-05-17 Telescopes device mounted on eyeglass frames

Publications (1)

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KR101656430B1 true KR101656430B1 (en) 2016-09-13

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WO (1) WO2017200240A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108803019A (en) * 2017-05-04 2018-11-13 宏达国际电子股份有限公司 Head-mounted display apparatus
KR20210148717A (en) * 2020-06-01 2021-12-08 이진경 Detachable goggle type telescope

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10197833A (en) * 1996-12-27 1998-07-31 Horikawa:Kk Rotating device for front hook frame of spectacles
KR200192184Y1 (en) 2000-01-20 2000-08-16 서윤원 Fieldgiasses toy
JP2003295128A (en) * 2002-04-04 2003-10-15 Fukui Gankyo Co Ltd Magnifier to be attached to spectacles
JP2008096579A (en) * 2006-10-10 2008-04-24 Optica Creation:Kk Pince-nez eyeglasses equipped with flip-up mechanism

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060119234A (en) * 2005-05-19 2006-11-24 박영순 Support lens device mounted on glasses
KR20110107693A (en) * 2010-03-25 2011-10-04 구본석 Auxiliary lenses device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10197833A (en) * 1996-12-27 1998-07-31 Horikawa:Kk Rotating device for front hook frame of spectacles
KR200192184Y1 (en) 2000-01-20 2000-08-16 서윤원 Fieldgiasses toy
JP2003295128A (en) * 2002-04-04 2003-10-15 Fukui Gankyo Co Ltd Magnifier to be attached to spectacles
JP2008096579A (en) * 2006-10-10 2008-04-24 Optica Creation:Kk Pince-nez eyeglasses equipped with flip-up mechanism

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108803019A (en) * 2017-05-04 2018-11-13 宏达国际电子股份有限公司 Head-mounted display apparatus
CN108803019B (en) * 2017-05-04 2021-04-06 宏达国际电子股份有限公司 Head-mounted display device
KR20210148717A (en) * 2020-06-01 2021-12-08 이진경 Detachable goggle type telescope
KR102436490B1 (en) * 2020-06-01 2022-08-24 이진경 Detachable goggle type telescope

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