JPS6243328U - - Google Patents
Info
- Publication number
- JPS6243328U JPS6243328U JP13552385U JP13552385U JPS6243328U JP S6243328 U JPS6243328 U JP S6243328U JP 13552385 U JP13552385 U JP 13552385U JP 13552385 U JP13552385 U JP 13552385U JP S6243328 U JPS6243328 U JP S6243328U
- Authority
- JP
- Japan
- Prior art keywords
- view
- seen
- showing
- state
- incident side
- 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
Links
- 238000000926 separation method Methods 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 claims description 2
- 230000010287 polarization Effects 0.000 claims description 2
- 239000012636 effector Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 13
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000005253 cladding Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Description
第１図はイメージガイドの端面を示す図、第２
図乃至第５図は夫々モアレを除去する方法の説明
図、第６図及び第７図は夫々本考案によるローパ
スフイルターの第１実施例の構成を示す側面図及
び入射側から見た図、第８図及び第９図は第２実
施例の入射側から見た図及び側面図、第１０図は
第３実施例による光線の偏光方向変化及び分離状
態を示す図、第１１図及び第１２図は夫々第４実
施例を入射側から見た図及び光線の分離状態を示
す図、第１３図乃至第１５図は夫々第５実施例の
側面図、入射側から見た図、光線の分離状態を示
す図、第１６図は第５実施例から１／４波長板を
除去した場合の光線の分離状態を示す図、第１７
図及び第１８図は夫々第６実施例及び第７実施例
の入射側から見た図、第１８′図は第７実施例に
よる光線の分離状態を示す図、第１９図及び第２
０図は第８実施例の入射側から見た図及び光線の
分離状態を示す図、第２１図乃至第２３図は夫々
ローパスフイルターの配置箇所を示す図、第２４
図及び第２５図は夫々第９実施例の側面図及び入
射側から見た図、第２６図は第１０実施例の側面
図、第２７図は第１１実施例の入射側から見た図
、第２８図乃至第３１図は夫々第１２実施例の側
面図、入射側から見た図、光線の分離状態を示す
図、コアの像でクラツド部を埋めつくす状態を示
す図、第３２図及び第３３図は第１３実施例の入
射側から見た図及び角面の法線ベクトルの射影図
、第３４図及び第３５図は第１４実施例の入射側
から見た図及び側面図、第３６図乃至第３８図は
夫々形状の異なる画素を有する固体撮像素子を示
す図、第３９図及び第４０図は夫々従来例の配置
箇所を示す図、第４１図乃至第４３図は従来例の
側面図、入射側から見た図、光線の分離状態を示
す図である。
２３ａ，２３ｂ……水晶板、２４……１／４波
長板、２５……液晶、２６……薄い液晶板、３０
……旋光板。
Figure 1 shows the end face of the image guide, Figure 2 shows the end face of the image guide.
5 to 5 are explanatory diagrams of a method for removing moiré, and FIGS. 6 and 7 are a side view and a view from the incident side showing the structure of a first embodiment of a low-pass filter according to the present invention, respectively. 8 and 9 are views of the second embodiment seen from the incident side and a side view, FIG. 10 is a diagram showing changes in the polarization direction and separation state of the light beam according to the third embodiment, and FIGS. 11 and 12. 13 to 15 are side views of the fifth embodiment, views as seen from the incidence side, and the state of separation of light rays, respectively. FIG. 16 is a diagram showing the state of separation of light rays when the quarter-wave plate is removed from the fifth embodiment, and FIG.
18 and 18 are views of the sixth embodiment and the seventh embodiment, respectively, seen from the incident side, FIG.
Figure 0 is a view of the eighth embodiment seen from the incident side and a diagram showing the state of separation of light rays, Figures 21 to 23 are diagrams showing the locations of low-pass filters, and Figure 24 is a diagram showing the location of the low-pass filter.
25 and 25 are respectively a side view and a view of the ninth embodiment as seen from the incident side, FIG. 26 is a side view of the tenth embodiment, and FIG. 27 is a view of the eleventh embodiment as seen from the incident side. 28 to 31 are a side view of the twelfth embodiment, a view seen from the incident side, a view showing the state of separation of the light rays, a view showing the state in which the cladding part is completely filled with the image of the core, and FIG. FIG. 33 is a diagram of the 13th embodiment seen from the entrance side and a projection diagram of the normal vector of the corner surface. FIGS. 34 and 35 are a diagram of the 14th embodiment seen from the entrance side and a side view. 36 to 38 are diagrams each showing a solid-state image sensor having pixels of different shapes, FIGS. 39 and 40 are diagrams each showing the arrangement location of the conventional example, and FIGS. 41 to 43 are diagrams showing the arrangement of the conventional example. They are a side view, a view seen from the incident side, and a diagram showing a state of separation of light rays. 23a, 23b...Crystal plate, 24...1/4 wavelength plate, 25...Liquid crystal, 26...Thin liquid crystal plate, 30
...optical rotation plate.
補正 昭６０．１１．２６
図面の簡単な説明を次のように補正する。
明細書第２６頁７〜９行目の「第１７図……第
７実施例による」を「第１７図は第６実施例の入
射側から見た図、第１８図Ａ及びＢは夫々第７実
施例の入射側から見た図及び」と訂正する。Amendment November 26, 1980 The brief description of the drawing is amended as follows. ``Figure 17...according to the seventh embodiment'' on page 26, lines 7 to 9 of the specification is changed to ``Figure 17 is a view of the sixth embodiment as seen from the incident side, and Figures 18 A and B are respectively based on the seventh embodiment.'' This is corrected to ``A view of the seventh embodiment as seen from the incident side.''
Claims (1)
分離方向を有する第２の複屈折部材と、前記両複
屈折部材の間に配置された偏光作用体とを具えた
光学的ローパスフイルター。 An optical low-pass filter comprising a first birefringent member, a second birefringent member having a light separation direction that makes an angle of approximately 60° with the first birefringent member, and a polarization effector disposed between both the birefringent members. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985135523U JPH0548176Y2 (en) | 1985-09-04 | 1985-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985135523U JPH0548176Y2 (en) | 1985-09-04 | 1985-09-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6243328U true JPS6243328U (en) | 1987-03-16 |
| JPH0548176Y2 JPH0548176Y2 (en) | 1993-12-21 |
Family
ID=31037785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985135523U Expired - Lifetime JPH0548176Y2 (en) | 1985-09-04 | 1985-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0548176Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0664273U (en) * | 1993-02-08 | 1994-09-09 | 株式会社 広報ピーアール | Magnetic target achievement indicator |
| JP2013152378A (en) * | 2012-01-26 | 2013-08-08 | Nikon Corp | Optical low-pass filter, imaging apparatus, and projection device |
| JP2019035946A (en) * | 2017-08-10 | 2019-03-07 | キヤノン株式会社 | Optical low-pass filter and imaging device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5445152A (en) * | 1977-09-17 | 1979-04-10 | Victor Co Of Japan Ltd | Optical comb type filter |
| JPS59164022U (en) * | 1983-04-18 | 1984-11-02 | 旭光学工業株式会社 | fiberscope imaging device |
-
1985
- 1985-09-04 JP JP1985135523U patent/JPH0548176Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5445152A (en) * | 1977-09-17 | 1979-04-10 | Victor Co Of Japan Ltd | Optical comb type filter |
| JPS59164022U (en) * | 1983-04-18 | 1984-11-02 | 旭光学工業株式会社 | fiberscope imaging device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0664273U (en) * | 1993-02-08 | 1994-09-09 | 株式会社 広報ピーアール | Magnetic target achievement indicator |
| JP2013152378A (en) * | 2012-01-26 | 2013-08-08 | Nikon Corp | Optical low-pass filter, imaging apparatus, and projection device |
| JP2019035946A (en) * | 2017-08-10 | 2019-03-07 | キヤノン株式会社 | Optical low-pass filter and imaging device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0548176Y2 (en) | 1993-12-21 |
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