JPS61121658U - - Google Patents
Info
- Publication number
- JPS61121658U JPS61121658U JP418185U JP418185U JPS61121658U JP S61121658 U JPS61121658 U JP S61121658U JP 418185 U JP418185 U JP 418185U JP 418185 U JP418185 U JP 418185U JP S61121658 U JPS61121658 U JP S61121658U
- Authority
- JP
- Japan
- Prior art keywords
- envelope
- light
- emitting parts
- shaped
- rod
- 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
- 239000010409 thin film Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
Description
第１図は本考案実施例の正面図、第２図は形状
係数Ａの説明図、第３図はｌ／Ｄと形状係数Ａと
の関係図、第４図は形状係数Ａと発光効率上昇率
との関係図、第５図はｌ／Ｄと発光効率上昇率と
の関係図を示す。
１……封体、２……フイラメント、３……発光
部、４……非発光部、５……薄膜、６……モリブ
デン箔、ｌ……発光部の長さ、Ｄ……封体の外径
。
Figure 1 is a front view of the embodiment of the present invention, Figure 2 is an explanatory diagram of shape factor A, Figure 3 is a relationship between l/D and shape factor A, and Figure 4 is shape factor A and increase in luminous efficiency. Figure 5 shows a diagram of the relationship between l/D and the rate of increase in luminous efficiency. 1... Encapsulation, 2... Filament, 3... Light-emitting part, 4... Non-light-emitting part, 5... Thin film, 6... Molybdenum foil, l... Length of light-emitting part, D... Envelope Outer diameter.
Claims (1)
反射する薄膜がコーテイングされ、この封体内に
その軸線方向に沿つて配置されるフイラメントに
は、封体の外径に対して少なくとも２倍以上の長
さの発光部が２個形成され、かつ、この２個の発
光部を封体の中央に対して対称に配置された長尺
な棒状電球を用いてなることを特徴とする露光用
光源装置。 The outer wall of the rod-shaped envelope is coated with a thin film that transmits visible light and reflects infrared rays, and the filament disposed inside the envelope along its axis has a diameter at least twice the outer diameter of the envelope. For exposure, characterized in that two light-emitting parts having a length equal to or more than 100 mm are formed, and the two light-emitting parts are formed using a long rod-shaped light bulb arranged symmetrically with respect to the center of the envelope. Light source device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP418185U JPS61121658U (en) | 1985-01-18 | 1985-01-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP418185U JPS61121658U (en) | 1985-01-18 | 1985-01-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61121658U true JPS61121658U (en) | 1986-07-31 |
Family
ID=30479507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP418185U Pending JPS61121658U (en) | 1985-01-18 | 1985-01-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61121658U (en) |
-
1985
- 1985-01-18 JP JP418185U patent/JPS61121658U/ja active Pending