Agisoft PhotoScan orthomosaic creation settings:

Parameter	Location	Setting
Camera type	Tools > Camera calibration	Fisheye
Align photos: Accuracy	Workflow > Align photos	High
Align photos: Pair preselection		Disabled
Align photos: Key point limit		400,000
Align photos: Tie point limit		0
Build dense cloud: Quality	Workflow > Build dense cloud	High
Build dense cloud: Depth filtering		Mild
Build mesh: Surface type	Workflow > Build mesh	Height field
Build mesh: Source		Dense cloud
Build mesh: Face count		Medium
Build mesh: Interpolation		Enabled