Radiotherapy/Experimental Runs/2022-09-07: Difference between revisions
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* Take photos of green sheet with blocks1 starting from big field size to small | * Take photos of green sheet with blocks1 starting from big field size to small | ||
* <b>Take photo of discolouration</b> | |||
* Take out blocks1 and photo with colorchecker | * Take out blocks1 and photo with colorchecker | ||
* Put in blocks2 and blue <b>enhanced</b> scint sheet – repeat | * Put in blocks2 and blue <b>enhanced</b> scint sheet – repeat | ||
Revision as of 17:04, 31 October 2022
Third experimental measurements with Cyberknife at Birmingham. Green and blue scintillator thin sheet measurements with measurements of green radiation damage.
Setup
Camera settings
- Focal length 20mm
- lens focus distance – 0.5 (500mm)
- 53cm focal plane (phi on camera ) to sheet
- f-number 5.6
Plan
- Take photos of green sheet with blocks1 starting from big field size to small
- Take photo of discolouration
- Take out blocks1 and photo with colorchecker
- Put in blocks2 and blue enhanced scint sheet – repeat
- Remove blue sheet – repeat measurements
- Photo blocks1 and colorchecker again
Data taking
| With scintillator green sheet | ||||||
|---|---|---|---|---|---|---|
| Collimator Size (mm) | Exposure (s) | ISO | f-number | File name | Image | Comments |
| 60 | 30 | 100 | 5 | hello | im | comment |
| 60 | 30 | 100 | 5 | hello | im | comment |
| With scintillator blue sheet | ||||||
|---|---|---|---|---|---|---|
| Collimator Size (mm) | Exposure (s) | ISO | f-number | File name | Image | Comments |
| 5 | 30 | 100 | 5 | hello | im | comment |
| 5 | 30 | 100 | 5 | hello | im | comment |
| With no sheet | ||||||
|---|---|---|---|---|---|---|
| Collimator Size (mm) | Exposure (s) | ISO | f-number | File name | Image | Comments |
| 5 | 30 | 100 | 5 | hello | im | comment |
| 5 | 30 | 100 | 5 | hello | im | comment |