white dot at top towards laser

spike likely due to visible scratch on sample surface.

sample = 'shinkosha_30_70_1'
thickness = 0.07

input_filenames = [
'Mon, Mar 17, 2025 11-14-47 AM.txt',
'Mon, Mar 17, 2025 11-32-44 AM.txt',
'Mon, Mar 17, 2025 11-49-40 AM.txt',
'Mon, Mar 17, 2025 12-41-44 PM.txt',
'Mon, Mar 17, 2025 1-02-39 PM.txt',
'Mon, Mar 17, 2025 1-24-39 PM.txt'
]

output_filenames = [
'Mon, Mar 17, 2025 11-24-26 AM.txt',
'Mon, Mar 17, 2025 11-40-52 AM.txt',
'Mon, Mar 17, 2025 12-06-09 PM.txt',
'Mon, Mar 17, 2025 12-51-53 PM.txt',
'Mon, Mar 17, 2025 1-11-12 PM.txt',
'Mon, Mar 17, 2025 2-00-36 PM.txt'
];