Scientists measured the arm length
and knee height of 2,798 men and women with an average age of 72.
payload, total arm length
of 550 mm, and positioning repeatability of [+ or -] 0.
Total arm length
of the TH550 is 550mm while the TH850s total arm length
Switching between the two arm lengths
is instantaneous, with no need to recalibrate the arm or rereference the part being measured.