JPS63107063U - - Google Patents
Info
- Publication number
- JPS63107063U JPS63107063U JP19892686U JP19892686U JPS63107063U JP S63107063 U JPS63107063 U JP S63107063U JP 19892686 U JP19892686 U JP 19892686U JP 19892686 U JP19892686 U JP 19892686U JP S63107063 U JPS63107063 U JP S63107063U
- Authority
- JP
- Japan
- Prior art keywords
- prism
- light source
- image capturing
- capturing device
- imaging unit
- 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
- 238000003384 imaging method Methods 0.000 claims 1
- 238000005286 illumination Methods 0.000 description 1
Landscapes
- Optical Elements Other Than Lenses (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Image Input (AREA)
Description
図はこの考案の指紋画像撮像装置の原理を示す
ものである。 1……照明用光源、2……レンズ、3……撮像
素子、4……プリズム、5……ミラー、6……指
面。
ものである。 1……照明用光源、2……レンズ、3……撮像
素子、4……プリズム、5……ミラー、6……指
面。
Claims (1)
- 頂角が30〜40°の二等辺三角形を断面とし
、一方の側面を反射面とする三角プリズムを用い
、該プリズムの他方の側方に光源及び撮像部を配
置し、該プリズムの底面を指紋押捺部としたこと
を特長とする指紋画像撮像装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986198926U JPH0615324Y2 (ja) | 1986-12-27 | 1986-12-27 | 指紋画像撮像装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986198926U JPH0615324Y2 (ja) | 1986-12-27 | 1986-12-27 | 指紋画像撮像装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63107063U true JPS63107063U (ja) | 1988-07-11 |
JPH0615324Y2 JPH0615324Y2 (ja) | 1994-04-20 |
Family
ID=31160074
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1986198926U Expired - Lifetime JPH0615324Y2 (ja) | 1986-12-27 | 1986-12-27 | 指紋画像撮像装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0615324Y2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06274603A (ja) * | 1993-03-22 | 1994-09-30 | Toshiba Corp | 指照合装置 |
-
1986
- 1986-12-27 JP JP1986198926U patent/JPH0615324Y2/ja not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06274603A (ja) * | 1993-03-22 | 1994-09-30 | Toshiba Corp | 指照合装置 |
Also Published As
Publication number | Publication date |
---|---|
JPH0615324Y2 (ja) | 1994-04-20 |