JPS63165632U - - Google Patents
Info
- Publication number
- JPS63165632U JPS63165632U JP5964487U JP5964487U JPS63165632U JP S63165632 U JPS63165632 U JP S63165632U JP 5964487 U JP5964487 U JP 5964487U JP 5964487 U JP5964487 U JP 5964487U JP S63165632 U JPS63165632 U JP S63165632U
- Authority
- JP
- Japan
- Prior art keywords
- waist
- level
- objective lens
- prism
- optical element
- 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
Landscapes
- Viewfinders (AREA)
Description
第１図は本考案の基本的な実施例を示す斜視図
、第２図はダハミラーをダハプリズムにした実施
例の斜視図、第３図は対物レンズとダハプリズム
を一体にした数値実施例１の断面図、第４図はさ
らに集光レンズをダハプリズムと一体にした数値
実施例２の断面図、第５図は従来のウエストレベ
ルフアインダーを示す斜視図である。
１……対物レンズ、２……反射光学素子、３…
…集光レンズ、４……アイポイント。
Fig. 1 is a perspective view showing a basic embodiment of the present invention, Fig. 2 is a perspective view of an embodiment in which a roof mirror is replaced with a roof prism, and Fig. 3 is a cross section of numerical embodiment 1 in which an objective lens and a roof prism are integrated. FIG. 4 is a sectional view of Numerical Example 2 in which a condensing lens is further integrated with a roof prism, and FIG. 5 is a perspective view showing a conventional waist level finder. 1... Objective lens, 2... Reflective optical element, 3...
...Condensing lens, 4...Eye point.
Claims (1)
せウエストレベル用接眼レンズへ導くダハ面を有
する反射光学素子を設けたことを特徴とするウエ
ストレベルフアインダー。 (2) 前記反射光学素子は、プリズムであること
を特徴とする実用新案登録請求の範囲第１項記載
のウエストレベルフアインダー。 (3) 前記対物レンズと、前記プリズムとを一体
的に構成したことを特徴とする実用新案登録請求
の範囲第２項記載のウエストレベルフアインダー
。[Claims for Utility Model Registration] (1) A waist-level finder characterized by being provided with a reflective optical element having a roof surface that reflects incident light incident on an objective lens twice and guides it to a waist-level eyepiece. (2) The waist level finder according to claim 1, wherein the reflective optical element is a prism. (3) The waist level finder according to claim 2, wherein the objective lens and the prism are integrally constructed.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5964487U JPS63165632U (en) | 1987-04-20 | 1987-04-20 | |
| US07/180,451 US4957356A (en) | 1987-04-20 | 1988-04-12 | Finder device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5964487U JPS63165632U (en) | 1987-04-20 | 1987-04-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63165632U true JPS63165632U (en) | 1988-10-28 |
Family
ID=30891327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5964487U Pending JPS63165632U (en) | 1987-04-20 | 1987-04-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63165632U (en) |
-
1987
- 1987-04-20 JP JP5964487U patent/JPS63165632U/ja active Pending
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