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Start autofocus from base of range for speed

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This commit is contained in:
Joe Knapper 2024-01-29 18:10:11 +00:00
parent 53eb51e964
commit 528406137f
3 changed files with 16 additions and 14 deletions
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6
src/openflexure_microscope_server/things/autofocus.py
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@ -143,7 +143,8 @@ class AutofocusThing(Thing):
def fast_autofocus(
self,
m: SharpnessMonitorDep,
dz: int=2000
dz: int=2000,
start: str='centre',
) -> SharpnessDataArrays:
"""Sweep the stage up and down, then move to the sharpest point
@ -153,7 +154,8 @@ class AutofocusThing(Thing):
"""
with m.run():
# Move to (-dz / 2)
m.focus_rel(-dz / 2)
if start == 'centre':
m.focus_rel(-dz / 2)
# Move to dz while monitoring sharpness
# i: Sharpness monitor index for this move
# z: Final z position after move