JPS5984517U - optical device - Google Patents

optical device

Info

Publication number
JPS5984517U
JPS5984517U JP1983168476U JP16847683U JPS5984517U JP S5984517 U JPS5984517 U JP S5984517U JP 1983168476 U JP1983168476 U JP 1983168476U JP 16847683 U JP16847683 U JP 16847683U JP S5984517 U JPS5984517 U JP S5984517U
Authority
JP
Japan
Prior art keywords
optical
image
user
optical device
sight
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP1983168476U
Other languages
Japanese (ja)
Other versions
JPS612971Y2 (en
Inventor
ガイロ−ド・イ−・モス
レエシイ・ジイ・クツク
ロジヤ−・ジエイ・ウイズリングトン
Original Assignee
ヒユ−ズ・エアクラフト・カンパニ−
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 ヒユ−ズ・エアクラフト・カンパニ− filed Critical ヒユ−ズ・エアクラフト・カンパニ−
Publication of JPS5984517U publication Critical patent/JPS5984517U/en
Application granted granted Critical
Publication of JPS612971Y2 publication Critical patent/JPS612971Y2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G02B27/0172—Head mounted characterised by optical features
    • 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
    • G02B23/12—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices with means for image conversion or intensification
    • G02B23/125—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices with means for image conversion or intensification head-mounted
    • 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
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B27/0103—Head-up displays characterised by optical features comprising holographic elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/32—Holograms used as optical elements
    • 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
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B27/0103—Head-up displays characterised by optical features comprising holographic elements
    • G02B2027/0105—Holograms with particular structures
    • G02B2027/0107—Holograms with particular structures with optical power
    • 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
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B27/0103—Head-up displays characterised by optical features comprising holographic elements
    • G02B2027/0109—Head-up displays characterised by optical features comprising holographic elements comprising details concerning the making of holograms
    • 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
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B2027/0138—Head-up displays characterised by optical features comprising image capture systems, e.g. camera
    • 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
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B2027/0143—Head-up displays characterised by optical features the two eyes not being equipped with identical nor symmetrical optical devices
    • 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
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B2027/0145—Head-up displays characterised by optical features creating an intermediate image
    • 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
    • G02B27/0179—Display position adjusting means not related to the information to be displayed
    • G02B2027/0187—Display position adjusting means not related to the information to be displayed slaved to motion of at least a part of the body of the user, e.g. head, eye

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来の暗視用ゴーグルの説明図、第２図は本願
によるゴーグルの可視範囲を説明する図、第３図はこの
考案のゴーグルの実用状態を示す斜　、親図、第４図は
第３図のゴーグルの光学系を示す図、第５図および第６
図は第３図および第４図のゴーグルに用いられるビーム
スプリッタの光学系を示す図、第７図は第３図および第
４図の光学系の詳細を説明する斜視図、第８ａ図、第８
ｂ図および第８Ｃ図はいずれも第３図のゴーグルに使用
される視線方向転換用の３種類の光学系を示す図、第９
図は第７図の光学系を上から見た図、第１０図は第７図
の光学系の側面図、第１１図はこの発明のホログラフィ
光学部材を示す図、第１２図はこの発明の第２の実施例
の光学系のビームスプリッタ部を説明する図、第１３図
は第１２図の光学系の左眼用の部分を上方から見た図、
第１４ａ図、第１４ｂ図および第１４Ｃ図は第３の実施
例を示す図、第１５ａ図、第１５ｂ図および第１５Ｃ図
は第４の実施例を示す図、第１６ａ図、第１６ｂ図およ
び第１’６Ｃ図は第５の実施例を示す図である。 １２・・・・・・フレーム、２０・・・・・・ヘルメッ
ト、２１・・・・・・バイザ、２１ａ、２１ｂ・・・・
・・ホログラフィ用接眼レンズ、２３・・・・・・対物
レンズ、２４・・・・・・イメージインテンシファイヤ
チューブ、２５・・・・・・リレーレンズ、２５ａ、２
５ｂ・・・・・・リレーレンズ部材、２６・・・・・・
ビームスプリッタ、２７・・・・・・使用者、２７ａ・
・・・・・左眼、２７ｂ・・・・・・右眼、３０・・・
・・・半透鏡、３１．３１ａ、　３２．３３・・・・・
・鏡、４０・・・・・・２軸ホログラフィ光学部材、４
１．４２・・・・・・ホログラフィ用接眼レンズ、４４
・・・・・・円柱レンズ、５０・・・・・・ヘルメット
、５２・・・・・・観察プレート、　　−５３・・・・
・・対物レンズ、５５・・・・・・イメージインテンシ
ファイヤ、５６・・・・・・ビームスプリッタ、５７．
’５８・・・・・・リレーレンズ、５９．６０・・・・
・・透過性ホログラフィ用接眼レンズ、７０・・・・・
・ヘルメット、７０・・・・・・観察プレート、７３・
・・・・・対物レンズ、７４・・・・・・イメージイン
テンシファイヤ、７５・・・・・・リレーレンズ、７６
・・・・・・鏡、？　？−−−−−−ホログラフィ用レ
ンズ、８５・・・・・・リレーレンズ、８６・・・・・
・鏡、８７・・・・・・ホログラフィ用レンズ、９０・
・・・・・ヘルメット、９１・・・・・・バイザ、９３
・・・−・・対物レンズ、９４・・・・・・イメージイ
ンテンシファイヤ、９５゜９６・・・・・・２軸ホログ
ラフイ用リレーレレズ、９７゜９８・・・・・・ホログ
ラフィ用接眼レンズ、９９ａ。 ９９ｂ・・・・・・鏡、Ｓ１〜Ｓｌ　３．Ｃ１〜９・・
曲面。Fig. 1 is an explanatory diagram of conventional night vision goggles, Fig. 2 is an explanatory diagram of the visible range of the goggles according to the present application, Fig. 3 is an oblique view, parent diagram, and Fig. 4 showing the practical state of the goggles of this invention. are diagrams showing the optical system of the goggles in Figure 3, Figures 5 and 6.
The figure shows the optical system of the beam splitter used in the goggles shown in Figs. 3 and 4, Fig. 7 is a perspective view explaining the details of the optical system shown in Figs. 3 and 4, Figs. 8
Figure b and Figure 8C are both diagrams showing three types of optical systems for changing the line of sight used in the goggles in Figure 3, and Figure 9.
The figure is a top view of the optical system shown in FIG. 7, FIG. 10 is a side view of the optical system shown in FIG. 7, FIG. 11 is a view showing the holographic optical member of the present invention, and FIG. A diagram explaining the beam splitter section of the optical system of the second embodiment, FIG. 13 is a diagram of the left eye portion of the optical system in FIG. 12 viewed from above,
14a, 14b, and 14C are views showing the third embodiment; FIGS. 15a, 15b, and 15C are views showing the fourth embodiment; FIGS. 16a, 16b, and Figure 1'6C is a diagram showing the fifth embodiment. 12... Frame, 20... Helmet, 21... Visor, 21a, 21b...
...Eyepiece for holography, 23...Objective lens, 24...Image intensifier tube, 25...Relay lens, 25a, 2
5b... Relay lens member, 26...
Beam splitter, 27...User, 27a.
...Left eye, 27b...Right eye, 30...
...Semi-transparent mirror, 31.31a, 32.33...
・Mirror, 40...Two-axis holography optical member, 4
1.42...Holography eyepiece, 44
......Cylindrical lens, 50...Helmet, 52...Observation plate, -53...
...Objective lens, 55... Image intensifier, 56... Beam splitter, 57.
'58... Relay lens, 59.60...
...Eyepiece for transparent holography, 70...
・Helmet, 70...Observation plate, 73・
...Objective lens, 74...Image intensifier, 75...Relay lens, 76
······mirror,? ? --------Holography lens, 85...Relay lens, 86...
・Mirror, 87...Holography lens, 90・
... Helmet, 91 ... Visor, 93
......Objective lens, 94...Image intensifier, 95°96...Relay lens for two-axis holography, 97°98...Eyepiece for holography, 99a. 99b...Mirror, S1~Sl 3. C1~9...
curved surface.

Claims (1)

【実用新案登録請求の範囲】 （１）環境光によって外景を見るために、使用者の視線
上に該使用者に装着されｈ透明なバイザを有する光学装
置に於いて、 上記バイザは、使用者の両眼のそれぞれのほぼ視線上に
１個ずつ配置されて対応する目の視゛野の中央部に、光
を送るホロブライ用光学手数を有し、上記光学手段の周
囲にあって上記バイザの上記光学手段を設けられた以外
の場所は、上記使用者の両眼の視野の上記中央部の周囲
に光を送るように形成されている事； 使用者の視線と離隔して配置され、該使用者の視線方向
に見た場合とほぼ同じ外景が見られる方向に向けられた
少くとも１個の対物レンズを有すること；　　　、　　
　　゛ ・、　　　　　上記対物レンズによって形成された外景
の像を強化するイメージインテンシファイヤを備えてい
ること； 強化された上記外景の像を、使用者の視線に沿って該使
用者に送るように、強化された外景の像を、上記ホログ
ラフィ用光学手段に投射する手段を有し、 強化された外景の像が上記光学手段によって使用者の視
野の中央部に送られると同時に、環境光による外景の像
が、使用者の視線の中央部およびその周囲の部分に、上
記ホログラフィ光学手段および該光学手段の周囲のバイ
ザ部分を通してそれぞれ投射され、 強化された外景の像と、上記環境光による外景の像の視
線の中界に位置する部分が重畳され７　　ること１ 、を−特徴とする光学装置。 （２）　　上記対物にンズに入射した外景の像が上記ホ
ログラフィ用光学手段に投射される前に、レチクルおよ
びアルファニュメリック記号のいずれかを上記第１の像
の上に重畳するように悴影する手段を備えている実用新
案登録請求の範囲第（３）項に記載の光学装置。　　　
　−（３）上記第２の手段が、上記対物レンズによって
形成された外景の像を変換するイメージインテンシファ
イヤチューブを有し、該チューブが赤外線に感応して、
可視光線出力を送用し、外景が暗黒であるときは上記可
視光線によって形成された像、すなわち強化された像の
みを使用者　　　　　′に送り、また外景が薄暗いとき
には上記対物レンズを介して受けた光による強化された
像および可視光によって見える外景の像をともに上記観
察プレートを通して使用者の目に送り、広く外景の観察
を可能とする実用新案登録請求の範囲第（２）項に記載
の光学装置。 （４）上記第３の手段が、使用者の両眼に対応するホロ
グラフィ用光学手段の焦点面に、上記イメージインテン
シファイヤチューブから送出された１対の像を送るビー
ムスプリッタ手段を有する実用新案登録請求の範囲第（
３）項に記載の光学装置。 （５）上記ホログラフィ用光学手段が、反射機能を有す
る光学部材で形成され、上記ビームスプリッタ手段が半
透過性の反射面および複数個の鏡で形成され、上記両眼
に至る光路が等しい長さを有するように形成されている
実用新案登録請求の範囲第（４）項記載の光学装置。 （６）上記ホログラフィ用光学手段が反射機能を有する
光学部材により形成され、上記ビームスプリッタ手段が
２軸ホログラフィ光学部材と、上・・　　　記使用者の
左眼及び右眼にそれ′ぞれ対応する第１および第２の鏡
を有する実用新案登録請求の範囲第（４）項に記載の光
学装置。　　　　　′（７）上記ホログラフィ用光学手
段が透過機能を有する光学部材により形成されている実
用新案登録請求の範囲第（４）項に記載の光学装置。 （８）上記ビームスプリッタ手段が、互に離隔して配置
され、屈折機能を有する左眼用及び右眼用の光学部材を
有する実用新案登録請求の範囲第（４）項に記載の光学
装置。 （９）　　上記ビームスプリッタ手段が、離隔して配置
された左眼用お′よび右眼用のホログラフィ珀レリーレ
ンズを有する実用新案登録請求の範囲第（４）項に記載
の光学装置。 α０）上記接眼レンズが下記の表による特性を有するも
のである実用新案登録請求の範囲第（５）項に記載の光
学装置。 住υ　上記第２の手段が観察用プレートを用いることに
より使用者の視線方向以外の方向の外景を見る手段を有
する実用新案登録請求の範囲第（１）項に記載の光学装
置。 α２　上記第２の手段が、使用者の視線と同方向の外景
を、上記観察プレートを通して、しかし異なった倍率で
見ることができる手段を有する実用新案登録請求の範囲
第（１）項に記載の光学装置。　　゛（１３）上記観察
プレートを通して外景を見る場合の倍率が１で、上記第
１の光信号情報を観察する倍率が望遠鏡的倍率を有する
実用新案登録請求の範囲第（１２）項に記載の光学装置
。[Claims for Utility Model Registration] (1) In an optical device having a transparent visor attached to the user's line of sight in order to view the outside scene using ambient light, the visor is Holobly optical elements are disposed approximately on the line of sight of each of the eyes and send light to the center of the visual field of the corresponding eye; The location other than the location where the optical means is provided is formed so as to send light around the center of the visual field of both eyes of the user; having at least one objective lens oriented in a direction that provides substantially the same external view as seen in the direction of the user's line of sight;
- An image intensifier for intensifying the image of the external scene formed by the objective lens; so as to send the intensified image of the external scene to the user along the user's line of sight; means for projecting an enhanced external scene image onto the holography optical means, wherein the enhanced external scene image is sent to the center of the user's visual field by the optical means, and at the same time, the external scene is projected by ambient light. An image is projected to the central part of the user's line of sight and the peripheral part thereof through the holographic optical means and the visor part around the optical means, respectively, an enhanced external scene image and an external scene image due to the ambient light. 1. An optical device characterized in that a portion located in the middle of the line of sight is superimposed. (2) Before the image of the external scene incident on the objective lens is projected onto the holographic optical means, either a reticle or an alphanumeric symbol is projected so as to be superimposed on the first image. The optical device according to claim (3) of the utility model registration claim, comprising means for:
- (3) the second means has an image intensifier tube that converts the image of the external scene formed by the objective lens, and the tube is sensitive to infrared rays;
Visible light output is transmitted, and when the outside scene is dark, only the image formed by the visible light, that is, the enhanced image, is sent to the user, and when the outside scene is dim, it is received through the objective lens. The optical system according to claim (2) of the utility model registration, which transmits both an image enhanced by light and an image of the external scene visible by visible light to the user's eyes through the observation plate, thereby enabling wide observation of the external scenery. Device. (4) A utility model in which the third means includes beam splitter means for sending a pair of images transmitted from the image intensifier tube to the focal plane of the holographic optical means corresponding to both eyes of the user. Scope of Registration Claims No. (
The optical device according to item 3). (5) The optical means for holography is formed of an optical member having a reflective function, the beam splitter means is formed of a semi-transparent reflective surface and a plurality of mirrors, and the optical path to the both eyes has an equal length. An optical device according to claim (4) of the utility model registration, which is formed to have the following. (6) The holography optical means is formed of an optical member having a reflective function, and the beam splitter means corresponds to the two-axis holography optical member and the left and right eyes of the user, respectively. The optical device according to claim (4), which has a first mirror and a second mirror. (7) The optical device according to claim (4), wherein the holographic optical means is formed of an optical member having a transmission function. (8) The optical device according to claim (4), wherein the beam splitter means includes left-eye and right-eye optical members having a refraction function, which are spaced apart from each other. (9) The optical device according to claim (4), wherein the beam splitter means includes a holographic lens for the left eye and a holographic lens for the right eye, which are spaced apart from each other. α0) The optical device according to claim (5), wherein the eyepiece has the characteristics shown in the table below. 2. The optical device according to claim 1, wherein the second means includes a means for viewing external scenery in a direction other than the direction of the user's line of sight by using an observation plate. α2 The utility model according to claim 1, wherein the second means includes means for viewing an external view in the same direction as the user's line of sight through the observation plate but at a different magnification. optical equipment. (13) The optical system according to claim 12, wherein the magnification for viewing the outside scenery through the observation plate is 1, and the magnification for observing the first optical signal information is a telescopic magnification. Device.
JP1983168476U 1977-10-17 1983-11-01 optical device Granted JPS5984517U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US84264177A 1977-10-17 1977-10-17
US842641 1977-10-17

Publications (2)

Publication Number Publication Date
JPS5984517U true JPS5984517U (en) 1984-06-07
JPS612971Y2 JPS612971Y2 (en) 1986-01-30

Family

ID=25287885

Family Applications (2)

Application Number Title Priority Date Filing Date
JP12522578A Pending JPS5470850A (en) 1977-10-17 1978-10-13 Optical device
JP1983168476U Granted JPS5984517U (en) 1977-10-17 1983-11-01 optical device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP12522578A Pending JPS5470850A (en) 1977-10-17 1978-10-13 Optical device

Country Status (7)

Country Link
JP (2) JPS5470850A (en)
DE (1) DE2843661C3 (en)
FR (1) FR2406216A1 (en)
GB (1) GB2006463B (en)
IL (1) IL55547A (en)
IT (1) IT1106151B (en)
NL (1) NL185801C (en)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0066402B1 (en) * 1981-05-29 1985-09-11 Gec Avionics Limited Night vision goggles
EP0077193B1 (en) * 1981-10-14 1985-09-18 Gec Avionics Limited Optical arrangements for head-up displays and night vision goggles
JPS6017418A (en) * 1983-07-08 1985-01-29 Hamamatsu Photonics Kk Device for superposing and observing visible image and image formed by specified wavelength component
US4968117A (en) * 1983-09-02 1990-11-06 Hughes Aircraft Company Graded index asperhic combiners and display system utilizing same
FR2589255B1 (en) * 1983-11-16 1988-05-13 Trt Telecom Radio Electr DISTORTION-FREE SIGHT USING HOLOGRAPHIC COMPONENTS AND METHODS OF MAKING SAID HOLOGRAPHIC COMPONENTS
US5035474A (en) * 1984-04-16 1991-07-30 Hughes Aircraft Company Biocular holographic helmet mounted display
JPS61501946A (en) * 1984-04-16 1986-09-04 ヒユ−ズ・エアクラフト・カンパニ− Binocular display mounted on holographic helmet
US4672559A (en) * 1984-12-26 1987-06-09 E. I. Du Pont De Nemours And Company Method for operating a microscopical mapping system
ATE75856T1 (en) * 1985-03-01 1992-05-15 Night Vision General Partnersh COMPACT NIGHT VISION GOGGLES.
IL79391A (en) * 1985-08-14 1994-06-24 Hughes Aircraft Co Graded index aspheric combiners and display system utilizing same
FR2588674B1 (en) * 1985-10-11 1988-02-12 Mutzel Francis HOLOGRAPHIC GLASSES
GB8622378D0 (en) * 1986-09-17 1987-01-14 Gec Avionics Helmet systems
EP0382791A4 (en) * 1987-10-27 1992-05-06 Night Vision General Partnership Compact see-through night vision goggles
US4961626A (en) * 1989-02-21 1990-10-09 United Techologies Corporation Direct incorporation of night vision in a helmet mounted display
GB9021246D0 (en) * 1990-09-29 1991-01-02 Pilkington Perkin Elmer Ltd Optical display apparatus
US6097543A (en) 1992-02-07 2000-08-01 I-O Display Systems Llc Personal visual display
GB9217058D0 (en) * 1992-08-12 1992-11-04 Marconi Gec Ltd Display system
US5537253A (en) * 1993-02-01 1996-07-16 Honeywell Inc. Head mounted display utilizing diffractive optical elements
US5416315A (en) * 1994-01-24 1995-05-16 Night Vision General Partnership Visor-mounted night vision visor
JPH09508711A (en) * 1994-02-07 1997-09-02 バーチュアル・アイ／オゥ・インコーポレイテッド Personal visual display system
FR2721719B1 (en) * 1994-06-28 1996-07-19 Angenieux Sa Compact night vision binoculars.
GB9415894D0 (en) * 1994-08-05 1994-09-28 Central Research Lab Ltd An apparatus for displaying an image
SE507815C2 (en) * 1996-10-24 1998-07-20 Simrad Optronics Asa Binocular image amplifier binoculars
US6075644A (en) 1996-12-20 2000-06-13 Night Vision General Partnership Panoramic night vision goggles
EP1107040A1 (en) * 1999-12-03 2001-06-13 INFRA-VISION Visualisierungs- und Kommunikationssysteme GmbH Viewing device for infrared image
CN1310056C (en) * 1999-12-23 2007-04-11 谢夫林技术有限公司 Display device
EP1779171B1 (en) * 2004-08-16 2021-01-27 Safran Vectronix AG Device for the magnified viewing of an object
FR3033649B1 (en) * 2015-03-12 2018-06-15 Sagem Defense Securite AIRPROOF FIRE DETECTION EQUIPMENT AND STEERING AID
CN105700148B (en) * 2016-04-18 2018-07-17 京东方科技集团股份有限公司 A kind of Optical devices and wearable device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6503866A (en) * 1965-03-26 1966-09-27
GB1259457A (en) * 1968-06-29 1972-01-05
US3807829A (en) * 1973-04-30 1974-04-30 Hughes Aircraft Co Extended-field holographic lens arrays
GB1423947A (en) * 1973-04-30 1976-02-04 Hughes Aircraft Co Holographic lens and liquid crystal image source for head-up display
US3915548A (en) * 1973-04-30 1975-10-28 Hughes Aircraft Co Holographic lens and liquid crystal image source for head-up display
DE2426785C3 (en) * 1974-06-01 1979-02-01 Messerschmitt-Boelkow-Blohm Gmbh, 8000 Muenchen Device for aligning the two optical axes of a combined telescopic sight / IR goniometer system
US3940204A (en) * 1975-01-23 1976-02-24 Hughes Aircraft Company Optical display systems utilizing holographic lenses

Also Published As

Publication number Publication date
DE2843661C3 (en) 1981-07-23
DE2843661A1 (en) 1979-04-19
IL55547A (en) 1981-03-31
GB2006463B (en) 1982-03-17
FR2406216A1 (en) 1979-05-11
NL185801B (en) 1990-02-16
JPS612971Y2 (en) 1986-01-30
JPS5470850A (en) 1979-06-07
IT1106151B (en) 1985-11-11
DE2843661B2 (en) 1980-12-04
IT7851492A0 (en) 1978-10-13
FR2406216B1 (en) 1984-01-20
NL7810398A (en) 1979-04-19
NL185801C (en) 1990-07-16
GB2006463A (en) 1979-05-02

Similar Documents

Publication Publication Date Title
JPS5984517U (en) optical device
US6008945A (en) Display system using conjugate optics and accommodation features and method of displaying and viewing an image
US5348477A (en) High definition television head mounted display unit
US5815741A (en) Image observing apparatus and imaging apparatus utilizing the image observing apparatus
JP3129719B2 (en) Video display device
EP0601308B1 (en) Stereoscopic television display
US5808802A (en) Head-mounted display apparatus with a single image display device
US6147805A (en) Head mounted display and viewing system using a remote retro-reflector and method of displaying and viewing an image
JP3429320B2 (en) Image combining system for eyeglasses and face mask
CA1318528C (en) Compact see-through night vision goggles
US5751493A (en) Head-mounted display apparatus with a single image display device
CN106707508A (en) Cap type virtual reality display image system
CN100429559C (en) Virtual image display apparatus
US3447854A (en) Three-dimensional viewer
JPH09505906A (en) Stereoscope image mechanism and visual mechanism
IL92847A (en) Helmet mounted display system
JPH03110593A (en) Display device carried on head of observer for flight simulator
CN105700145B (en) Head-mounted image display device
JP2554415Y2 (en) Binocular display mounted on a holographic helmet
TW201843494A (en) Display system with video see-through
US4467190A (en) Night-vision equipment
EP0577268A1 (en) Optical system
US4174884A (en) Optical viewer with adjustable angular convergence
EP0065837B1 (en) Display of information
EP1056270A2 (en) Digital camera system and method for displaying images via an optical viewfinder