A dynameter is an instrument for measurement of the telescope magnification, the exit pupil, and the distance between the exit pupil and the eyepiece.
Dynameters can be used for:
• Measurement of telescope magnification
• Diameter measurement of the exit pupil
• Measurement of the distance between exit pupil and eyepiece
Technical details
• Lens magnification 7.5x
• Tube attachment with 10 mm length can be additionally mounted