Haptic response is thought to be a key component of the simulator as it provides non-visual tactile awareness of the borescope tip within the engine under inspection and, more importantly, its contact  ...  A haptic virtual borescope is developed for the purpose of aircraft engine inspection training, similar in spirit to borescope trainers intended for use in gas turbine maintenance training schools.  ...  Any opinions, findings, and conclusions or recommendations ex-pressed in this material are those of the authors and do not necessarily reflect the views of the NSF.  ...