JPH0271961U - - Google Patents
Info
- Publication number
- JPH0271961U JPH0271961U JP15275788U JP15275788U JPH0271961U JP H0271961 U JPH0271961 U JP H0271961U JP 15275788 U JP15275788 U JP 15275788U JP 15275788 U JP15275788 U JP 15275788U JP H0271961 U JPH0271961 U JP H0271961U
- Authority
- JP
- Japan
- Prior art keywords
- glass
- cover glass
- achromatic
- display tube
- observing
- 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
- 239000006059 cover glass Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims 1
- 238000002834 transmittance Methods 0.000 claims 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
Description
第１図は本考案の一実施例の蛍光表示管の要部
を破断して見た斜視図、第２図は従来の蛍光表示
管の一例を示す斜視図である。
１……陽極基板、３……蛍光体、４……グリツ
ド、６……スペーサ、７……透光性の無彩色カバ
ーガラス、１７……透明カバーガラス。
FIG. 1 is a perspective view, with main parts cut away, of a fluorescent display tube according to an embodiment of the present invention, and FIG. 2 is a perspective view showing an example of a conventional fluorescent display tube. DESCRIPTION OF SYMBOLS 1...Anode substrate, 3...Phosphor, 4...Grid, 6...Spacer, 7...Translucent achromatic cover glass, 17...Transparent cover glass.
Claims (1)
の透過率を制限する無彩色ガラスを用いたことを
特徴とする蛍光表示管。 A fluorescent display tube characterized in that achromatic glass that limits light transmittance is used as a cover glass for observing the display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15275788U JPH0271961U (en) | 1988-11-22 | 1988-11-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15275788U JPH0271961U (en) | 1988-11-22 | 1988-11-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0271961U true JPH0271961U (en) | 1990-05-31 |
Family
ID=31427971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15275788U Pending JPH0271961U (en) | 1988-11-22 | 1988-11-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0271961U (en) |
-
1988
- 1988-11-22 JP JP15275788U patent/JPH0271961U/ja active Pending