JPH0346836B2 - - Google Patents
Info
- Publication number
- JPH0346836B2 JPH0346836B2 JP61143005A JP14300586A JPH0346836B2 JP H0346836 B2 JPH0346836 B2 JP H0346836B2 JP 61143005 A JP61143005 A JP 61143005A JP 14300586 A JP14300586 A JP 14300586A JP H0346836 B2 JPH0346836 B2 JP H0346836B2
- Authority
- JP
- Japan
- Prior art keywords
- bubbles
- lens
- spherical
- quartz
- plates
- 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
- 239000000463 material Substances 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 22
- 239000010453 quartz Substances 0.000 description 20
- 238000000034 method Methods 0.000 description 11
- 239000007789 gas Substances 0.000 description 5
- 238000005498 polishing Methods 0.000 description 5
- 239000010409 thin film Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000002604 ultrasonography Methods 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000005350 fused silica glass Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61143005A JPS61281297A (ja) | 1986-06-20 | 1986-06-20 | 音響球面レンズの作成方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61143005A JPS61281297A (ja) | 1986-06-20 | 1986-06-20 | 音響球面レンズの作成方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61281297A JPS61281297A (ja) | 1986-12-11 |
| JPH0346836B2 true JPH0346836B2 (enrdf_load_stackoverflow) | 1991-07-17 |
Family
ID=15328734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61143005A Granted JPS61281297A (ja) | 1986-06-20 | 1986-06-20 | 音響球面レンズの作成方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61281297A (enrdf_load_stackoverflow) |
-
1986
- 1986-06-20 JP JP61143005A patent/JPS61281297A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61281297A (ja) | 1986-12-11 |
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