Table 4 Evaluation of the applied Mixed Reality (MR) system using the standardized system usability scale (SUS)

I’d like to use this system frequently

16,9%

25,4%

30,5%

20,3%

6,8%

2.9/5

I found the system unnecessarily complex.

15,3%

37,3%

20,3%

20,3%

6,8%

2.6/5

I found the system easy to use.

11,9%

27,1%

28,8%

25,4%

6,8%

3.1/5

I think I’d need support from a technician to be able to use this system

23,7%

27,1%

20,3%

13,6%

15,3%

2.7/5

I found the various functions in this system well integrated

8,5%

23,7%

35,6%

25,4%

6,8%

3/5

I thought this system was full of inconsistencies..

15,3%

33,9%

27,1%

18,6%

5,1%

2.6/5

I imagine most people could learn to use this system very quickly.

8,5%

11,9%

32,2%

25,4%

22,0%

3.5/5

I found the system very cumbersome to use.

11,9%

32,2%

22,0%

27,1%

6,8%

2.9/5

I felt very confident using the system.

10,2%

23,7%

37,3%

20,3%

8,5%

3.1/5

I had to learn a lot of before I could begin to use this system.

33,9%

35,6%

20,3%

6,8%

3,4%

2.1/5