JPH0416408U - - Google Patents
Info
- Publication number
- JPH0416408U JPH0416408U JP5604390U JP5604390U JPH0416408U JP H0416408 U JPH0416408 U JP H0416408U JP 5604390 U JP5604390 U JP 5604390U JP 5604390 U JP5604390 U JP 5604390U JP H0416408 U JPH0416408 U JP H0416408U
- Authority
- JP
- Japan
- Prior art keywords
- objective lens
- liquid crystal
- crystal material
- flat plates
- parallel flat
- 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
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000004075 alteration Effects 0.000 claims 1
- 239000006059 cover glass Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 2
Landscapes
- Lenses (AREA)
- Liquid Crystal (AREA)
Description
第１図は、本願考案の対物レンズを備えた光学
顕微鏡の概略を示す図、第２図は、屈折率可変の
補正ガラスの構成を示す断面図、第３Ａ図乃至第
３Ｃ図は、可変電圧を印加された液晶材２５の屈
折率楕円体を示す図、そして第４図は、従来の対
物レンズを備えた光学顕微鏡の概略を示す図であ
る。
７……対物レンズ群、１０……対物レンズ、１
９……補正ガラス、２０……可変電圧源、２５…
…液晶材。
FIG. 1 is a diagram schematically showing an optical microscope equipped with an objective lens of the present invention, FIG. 2 is a sectional view showing the configuration of a correction glass with a variable refractive index, and FIGS. 3A to 3C are diagrams showing a variable voltage FIG. 4 is a diagram showing an optical microscope equipped with a conventional objective lens. 7... Objective lens group, 10... Objective lens, 1
9... Correction glass, 20... Variable voltage source, 25...
...Liquid crystal material.
Claims (1)
段を含み、光学顕微鏡に用いられる対物レンズに
おいて、前記補正手段は透明部を有する１対の平
行平板と、この平行平板間に封入され、平行平板
に印加される電圧を制御することにより屈折率が
可変となる液晶材と、を有することを特徴とする
対物レンズ。 In an objective lens used in an optical microscope, which includes a means for correcting spherical aberration caused by a cover glass, the correction means is enclosed between a pair of parallel flat plates having a transparent part, and an electric current is applied to the parallel flat plates. An objective lens comprising: a liquid crystal material whose refractive index is variable by controlling a voltage applied to the liquid crystal material;
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5604390U JPH0416408U (en) | 1990-05-29 | 1990-05-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5604390U JPH0416408U (en) | 1990-05-29 | 1990-05-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0416408U true JPH0416408U (en) | 1992-02-10 |
Family
ID=31579524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5604390U Pending JPH0416408U (en) | 1990-05-29 | 1990-05-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0416408U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11101942A (en) * | 1997-08-01 | 1999-04-13 | Carl Zeiss Jena Gmbh | Adaptive optical device for microscope |
| JP2009210762A (en) * | 2008-03-04 | 2009-09-17 | Yutaka Suenaga | Objective lens optical system |
-
1990
- 1990-05-29 JP JP5604390U patent/JPH0416408U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11101942A (en) * | 1997-08-01 | 1999-04-13 | Carl Zeiss Jena Gmbh | Adaptive optical device for microscope |
| JP2009210762A (en) * | 2008-03-04 | 2009-09-17 | Yutaka Suenaga | Objective lens optical system |
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