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
- Image Input (AREA)
- Optical Elements Other Than Lenses (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (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。
The figure shows the principle of the fingerprint image capturing device of this invention. DESCRIPTION OF SYMBOLS 1... Light source for illumination, 2... Lens, 3... Image pickup element, 4... Prism, 5... Mirror, 6... Finger surface.
Claims (1)
、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。 A triangular prism whose cross section is an isosceles triangle with an apex angle of 30 to 40° and a reflective surface on one side is used, a light source and an imaging unit are placed on the other side of the prism, and the bottom of the prism is used as a fingerprint sensor. A fingerprint image capturing device characterized by having a stamping part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986198926U JPH0615324Y2 (en) | 1986-12-27 | 1986-12-27 | Fingerprint image capture device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986198926U JPH0615324Y2 (en) | 1986-12-27 | 1986-12-27 | Fingerprint image capture device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63107063U true JPS63107063U (en) | 1988-07-11 |
| JPH0615324Y2 JPH0615324Y2 (en) | 1994-04-20 |
Family
ID=31160074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986198926U Expired - Lifetime JPH0615324Y2 (en) | 1986-12-27 | 1986-12-27 | Fingerprint image capture device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0615324Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06274603A (en) * | 1993-03-22 | 1994-09-30 | Toshiba Corp | Finger collating device |
-
1986
- 1986-12-27 JP JP1986198926U patent/JPH0615324Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06274603A (en) * | 1993-03-22 | 1994-09-30 | Toshiba Corp | Finger collating device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0615324Y2 (en) | 1994-04-20 |
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