JPH0380704U - - Google Patents
Info
- Publication number
- JPH0380704U JPH0380704U JP14149389U JP14149389U JPH0380704U JP H0380704 U JPH0380704 U JP H0380704U JP 14149389 U JP14149389 U JP 14149389U JP 14149389 U JP14149389 U JP 14149389U JP H0380704 U JPH0380704 U JP H0380704U
- Authority
- JP
- Japan
- Prior art keywords
- half mirror
- refractive power
- power measurement
- measurement device
- optical axis
- 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.)
- Pending
Links
- 238000005259 measurement Methods 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の１実施例に係る基本構成図、
第２図は乳幼児の測定状態を示す説明図である。
１……測定装置本体、２……固視目標部、１１
……テレビカメラ、１２……モニタテレビ、１３
……固視用ハーフミラーを示す。
FIG. 1 is a basic configuration diagram according to an embodiment of the present invention,
FIG. 2 is an explanatory diagram showing the measurement state of an infant. 1... Measuring device main body, 2... Fixation target part, 11
...TV camera, 12...Monitor TV, 13
...Indicates a half mirror for fixation.
Claims (1)
屈折力測定装置に於いて、測定光軸上にハーフミ
ラーを設け、該ハーフミラーの反射光軸上に表示
装置を設けて該表示装置が表示する動画像を前記
ハーフミラーに投影する様構成したことを特徴と
する眼屈折力測定装置。 In an autorefractometer isocular refractive power measurement device having a fixation target, a half mirror is provided on the measurement optical axis, a display device is provided on the reflection optical axis of the half mirror, and a moving image is displayed by the display device. An eye refractive power measurement device characterized in that the eye refractive power measurement device is configured to project the image onto the half mirror.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14149389U JPH0380704U (en) | 1989-12-06 | 1989-12-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14149389U JPH0380704U (en) | 1989-12-06 | 1989-12-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0380704U true JPH0380704U (en) | 1991-08-19 |
Family
ID=31688384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14149389U Pending JPH0380704U (en) | 1989-12-06 | 1989-12-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0380704U (en) |
-
1989
- 1989-12-06 JP JP14149389U patent/JPH0380704U/ja active Pending