Eyepiece Set
Eyepiece Calculator 'Gizmo'
1. Select Eyepiece 2. Select Telescope
Eyepiece  
Focal Length mm
APOV  
Barlow  
Telescope  
Focal Ratio  
Aperture mm
3. Confirm Selection 4. Calculate Results
Eyepiece Magnification: Eyepiece Resolution:
Eyepiece Exit Pupil: Eyepiece FOV:
Telescope Focal Length: mm