When 2.5x loupes were recommended as the first pair of loupes, the average working distance of dental professionals was about 15” or shorter. If your working distance is 15” or less, you can choose 2.5x for your 1st pair of loupes.Sep 1, 2020
What is my working distance?
The working distance is defined as the distance from the loupes to the object being observed. If you are not a dentist, please sit or stand in your usual working position, maintaining a comfortable posture and straight back. ... Measure the distance between your eyes and the base of the tape measure as shown.
How do you measure pupil distance for loupes?
https://www.youtube.com/watch?v=sCxKrRXxCTQ
What are the four factors to consider when using loupes?
Four ergonomic factors should be considered when determining the appropriate fit for loupes: working distance, depth of field, declination angle, and co-axial alignment.Apr 18, 2017