JPH0722694Y2 - プラネタリウム用の恒星投影原板 - Google Patents
プラネタリウム用の恒星投影原板Info
- Publication number
- JPH0722694Y2 JPH0722694Y2 JP1988071577U JP7157788U JPH0722694Y2 JP H0722694 Y2 JPH0722694 Y2 JP H0722694Y2 JP 1988071577 U JP1988071577 U JP 1988071577U JP 7157788 U JP7157788 U JP 7157788U JP H0722694 Y2 JPH0722694 Y2 JP H0722694Y2
- Authority
- JP
- Japan
- Prior art keywords
- projection
- light
- laser
- shielding film
- planetarium
- 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.)
- Expired - Lifetime
Links
- 239000000758 substrate Substances 0.000 claims description 9
- 239000003973 paint Substances 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 5
- 238000003672 processing method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 235000019892 Stellar Nutrition 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000005297 pyrex Substances 0.000 description 1
- 239000010979 ruby Substances 0.000 description 1
- 229910001750 ruby Inorganic materials 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Landscapes
- Instructional Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988071577U JPH0722694Y2 (ja) | 1988-05-30 | 1988-05-30 | プラネタリウム用の恒星投影原板 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988071577U JPH0722694Y2 (ja) | 1988-05-30 | 1988-05-30 | プラネタリウム用の恒星投影原板 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01173770U JPH01173770U (en:Method) | 1989-12-11 |
| JPH0722694Y2 true JPH0722694Y2 (ja) | 1995-05-24 |
Family
ID=31296783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988071577U Expired - Lifetime JPH0722694Y2 (ja) | 1988-05-30 | 1988-05-30 | プラネタリウム用の恒星投影原板 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0722694Y2 (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3675924B2 (ja) * | 1996-01-17 | 2005-07-27 | 株式会社五藤光学研究所 | プラネタリウムにおける星雲又は星団の投映方法及びそれに使用する投映原板の作成方法 |
| JP4633596B2 (ja) * | 2005-10-24 | 2011-02-16 | ステラ精密株式会社 | 星空表示装置，これを有する家具，建造物およびミラーハウス |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4940652A (en:Method) * | 1972-08-23 | 1974-04-16 | ||
| JPS531687A (en) * | 1976-06-28 | 1978-01-09 | Shinagawa Furnace | Method of exchanging adsorbent in deodorization apparatus |
| JPS59226308A (ja) * | 1983-06-07 | 1984-12-19 | Kiyoshi Hajikano | 光コネクタ用微細孔 |
-
1988
- 1988-05-30 JP JP1988071577U patent/JPH0722694Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01173770U (en:Method) | 1989-12-11 |
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