JPS6185201U - - Google Patents

Description

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

第１図はこの考案に係る眼底立体撮影装置の光
学系統図、第２図は第１図の光学系が内蔵された
眼底カメラを備える眼底立体撮影装置の平面図、
第３図は第２図の側面図、第４図は第２図の−
線に沿う断面図、第５図はこの考案に用いる立
体撮影手段の一部を示す斜視図、第６図は第５図
の立体撮影手段を部分的に破断して示した側面図
、第７図は第１図に示した立体撮影装置のブロツ
ク回路図、第８図はこの考案の第２実施例を示す
立体撮影装置のブロツク回路図、第９図は従来の
眼底撮影装置の光学系統図である。 １１，１１′…被検眼、１２，１２′…眼底、
２１，２３…フイルム、２５，２５…案内レール
、２７…横案内軸（可動部材）、３０…架台、３
２…眼底カメラ、３３…室、３３ａ，３３ｂ…側
壁、３４…スリツト、３４ａ，３４ｂ…端部、３
６…中間部材、３７…バネ受け、３８…止めネジ
、３８ａ…先端部、４０，４０′…スプリング、
４１，４２…マイクロスイツチ、｛４４…ケース
、４５，４６…透窓、４７…スライダ、４８…フ
イルム窓、４９…ポラロイドバツク、５１…リレ
ーレンズ、５２…絞りマスク｝（立体撮影手段）
、５３…ロータリソレノイド（スライダ横動手段
）、５４…回動アーム、５５…係合ピン。 FIG. 1 is an optical system diagram of a fundus stereoscopic imaging device according to this invention, and FIG. 2 is a plan view of a fundus stereoscopic imaging device equipped with a fundus camera incorporating the optical system of FIG. 1.
Fig. 3 is a side view of Fig. 2, and Fig. 4 is a - of Fig. 2.
5 is a perspective view showing a part of the stereoscopic imaging means used in this invention; FIG. 6 is a partially cutaway side view of the stereoscopic imaging means of FIG. 5; and FIG. The figure is a block circuit diagram of the stereoscopic imaging device shown in FIG. 1, FIG. 8 is a block circuit diagram of the stereoscopic imaging device showing the second embodiment of this invention, and FIG. 9 is an optical system diagram of a conventional fundus imaging device. It is. 11, 11'... Eye to be examined, 12, 12'... Fundus,
21, 23... Film, 25, 25... Guide rail, 27... Horizontal guide shaft (movable member), 30... Frame, 3
2... fundus camera, 33... chamber, 33a, 33b... side wall, 34... slit, 34a, 34b... end, 3
6... Intermediate member, 37... Spring holder, 38... Set screw, 38a... Tip, 40, 40'... Spring,
41, 42... Micro switch, {44... Case, 45, 46... Transparent window, 47... Slider, 48... Film window, 49... Polaroid bag, 51... Relay lens, 52... Aperture mask} (stereophotographic means)
, 53... Rotary solenoid (slider lateral movement means), 54... Rotating arm, 55... Engagement pin.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 被検眼配設部に対して前後動可能な可動部材を
設け、眼底カメラ付き架台を前記可動部材に横動
自在に保持させ、横方向に間隔をおいた一対のス
イツチを前記架台に設け、シート状のフイルム装
着用のスライダを前記眼底カメラの眼底結像位置
近傍に横動自在に装着すると共に、該スライダに
保持されるフイルムの略横方向半分の一方又は他
方が前記スライダの一方又は他方への横動により
前記眼底結像位置に夫々配設される様設定し、前
記スイツチのＯＮ動作に連繋して前記スライダを
一方又は他方に横動させる横動手段を設けたこと
を特徴とする眼底立体撮影装置。 A movable member that can move back and forth with respect to the eye-to-be-examined portion is provided, a pedestal with a fundus camera is held by the movable member so as to be movable laterally, a pair of switches spaced laterally are provided on the pedestal, and a seat is provided. A slider for mounting a film is mounted so as to be laterally movable in the vicinity of the fundus imaging position of the fundus camera, and one or the other half of the film held by the slider is moved toward one or the other of the sliders. The fundus of the eye is provided with a lateral movement means configured to be arranged at each of the fundus imaging positions by the lateral movement of the slider, and to move the slider laterally to one side or the other in conjunction with the ON operation of the switch. Stereoscopic photography device.