Leica Biosystems M80 Measuring - Manual (Page 5)

5 Measuring – User Manual
̈ Select the lowest
magnification.
̈ Observe specimen through the
eyepiece with graticule and
focus.
̈ Select the highest
magnification.
̈ Use focusing drive to
optimise sharpness.
Do not look into the eyepieces
̈ Turn eyepiece without grid
plate anticlockwise until
it reaches the stop.
̈ Select the lowest
magnification.
̈ Observe specimen through the
eyepiece without graticule and
slowly turn eyepiece clockwise
until the eye clearly sees the
specimen.
̈ Select the highest
magnification.
̈ Observe specimen through
both eyepieces.
̈ If necessary, use the focusing
drive to re-focus.
̈ Look into the eyepieces and slightly move your head.
• Graticule and specimen must not move towards one
another, i.e. they must be clearly focused in one plane
(free of parallax). If this is not the case, please repeat
the process.
Regulate
eyepiece without
graticule
Checking eyepiece
is free of parallax