JPS6260927U - - Google Patents
Info
- Publication number
- JPS6260927U JPS6260927U JP15170385U JP15170385U JPS6260927U JP S6260927 U JPS6260927 U JP S6260927U JP 15170385 U JP15170385 U JP 15170385U JP 15170385 U JP15170385 U JP 15170385U JP S6260927 U JPS6260927 U JP S6260927U
- Authority
- JP
- Japan
- Prior art keywords
- eyepiece
- lens
- refractive power
- objective lens
- frame
- 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
- 230000003287 optical effect Effects 0.000 description 6
- 230000004075 alteration Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
Description
第１図は本考案にかかるアルバダ式逆ガリレオ
フアインダの光学系を示す断面図、第２図はその
フレーム光学系を展開した等価光学系を示す展開
図、第３図Ａ，Ｂはその実施例１の収差図、第４
図Ａ，Ｂは実施例２の収差図、第５図Ａ，Ｂは実
施例３の収差図、第６図は従来のアルバダ式逆ガ
リレオフアインダの光学系を示す断面図、第７図
はそのフレーム光学系を展開した等価光学系をし
めす展開図である。
Ｌ１，Ｌ２，Ｌｏ；対物レンズ、Ｌ３，Ｌｅ；
接眼レンズ、Ｒｐ；反射部材、Ｆｒ；フレーム部
材。
Fig. 1 is a cross-sectional view showing the optical system of the Albada type reverse Galilean off-finder according to the present invention, Fig. 2 is a developed view showing an equivalent optical system developed from the frame optical system, and Figs. 3 A and B are its implementation. Aberration diagram of Example 1, 4th
Figures A and B are aberration diagrams of Embodiment 2, Figures 5A and B are aberration diagrams of Embodiment 3, Figure 6 is a sectional view showing the optical system of a conventional Albada reverse Galileo-off finder, and Figure 7 is FIG. 2 is a developed view showing an equivalent optical system developed from the frame optical system. L 1 , L 2 , Lo; objective lens, L 3 , Le;
Eyepiece lens, Rp: reflective member, Fr: frame member.
Claims (1)
ズと正の屈折力を有する接眼レンズとを有する逆
ガリレオフアインダにおいて、対物レンズと接眼
レンズとの間に平面の反射面を有する反射部材を
配置するとともに、接眼レンズの眼側に視野フレ
ームを有するフレーム部材を配置することを特徴
とするアルバダ式逆ガリレオフアインダ。 In order from the object side, in an inverted Galileo-off finder that has an objective lens with negative refractive power and an eyepiece lens with positive refractive power, a reflective member having a flat reflective surface is arranged between the objective lens and the eyepiece lens. At the same time, an Albada-type reverse Galilean eyepiece is characterized in that a frame member having a viewing frame is arranged on the eye side of the eyepiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15170385U JPS6260927U (en) | 1985-10-03 | 1985-10-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15170385U JPS6260927U (en) | 1985-10-03 | 1985-10-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6260927U true JPS6260927U (en) | 1987-04-15 |
Family
ID=31069013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15170385U Pending JPS6260927U (en) | 1985-10-03 | 1985-10-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6260927U (en) |
-
1985
- 1985-10-03 JP JP15170385U patent/JPS6260927U/ja active Pending