Create SAROP31 PSCR068

SAROP31---PSCR068.md

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+# In position
+**27.01.21**
+
+Cristallina beam position dial reading: 38 mm
+# Drawings
+- [Overview](http://planarchiv.psi.ch/plandb_pub/p_plandb_cus_pub_sucw.viewItem?pId=247025&pPosInQueryList=1&pCount=1&pIndexInQueryList=1&pKrz=&pHg=50024&pUg=24&pLnr=603&pAnlage=&pBaugruppe=&pBenennung=&pFremdNr=&pGueltig=GUL)
+- [Screen arm](http://planarchiv.psi.ch/plandb_pub/p_plandb_cus_pub_sucw.viewItem?pId=247020&pPosInQueryList=1&pCount=1&pIndexInQueryList=1&pKrz=&pHg=50024&pUg=24&pLnr=598&pAnlage=&pBaugruppe=&pBenennung=&pFremdNr=&pGueltig=GUL)
+- [Screen holder](http://planarchiv.psi.ch/plandb_pub/p_plandb_cus_pub_sucw.viewItem?pId=247982&pPosInQueryList=1&pCount=1&pIndexInQueryList=1&pKrz=&pHg=50024&pUg=24&pLnr=669&pAnlage=&pBaugruppe=&pBenennung=&pFremdNr=&pGueltig=GUL) 
+# Screen
+- YAG:Ce polished
+- 21 x 17 x 0.1 mm³
+- 1 mm grid drawing
+# Imaging
+- Camera model : [acA640-121gm](https://www.baslerweb.com/en/products/cameras/area-scan-cameras/ace/aca640-121gm/), 
+- Lens: 75mm [MVL75M23](https://www.thorlabs.com/thorproduct.cfm?partnumber=MVL75M23) 
+- Filter wheel: [FW102C](https://www.thorlabs.us/thorproduct.cfm?partnumber=FW102C#ad-image-0)
+# Extra device
+- None installed
+# Config
+- Image preview PV : SAROP31-PSCR068:FPICTURE
+- Trigger currently from SGE-CPCW-72-EVR0, FrontUnivOut5
+# Camera setting
+- Camera serial number:  40112250
+- Exposure time: 8 ms
+- Device gain: 0
+# Resolution
+Highest spatial frequency observed, 31 μm, Group 4, element 1 based on resolution tests of PSCR066 and PSCR070.  [Target details](https://en.wikipedia.org/wiki/1951_USAF_resolution_test_chart)
+# Alignment
+Initial alignment 17/08/21  
+Alignment carried out by looking at rear of screen  
+**Horizontal**  
+Aligned to the edge of the holder marked wit the red line.  Encoder reading -5.803 mm when this point is aligned to the Cristallina beam path.  
+**Vertical**  
+Chamber moved to centre
+<img src="https://docs.google.com/drawings/d/e/2PACX-1vTTalPswtpD1aROPqnGRW4-UuZv8mN4GNWknPrDTkaOAVOowgFTwC-x3S92CwmoEcriJEtIwgSLMCuj/pub?w=949&amp;h=860">
+# Triggering
+27.01.21
+- Event: 13 (Generic B1 follow)
+- Pulser: 6
+- Total delay: 6498.999 + 0  = 6498.999 us
+- Width: 10.000 us
+# Example data