Using the Aperture Condenser
The condenser is furnished with an iris diaphragm, which can be adjusted to match the effective numerical aperture of the
objective.
1.To open and close this diaphragm, simply rotate the knurled condenser ring to the right or to the left so that the line on the rotating ring aligns with the objective magnification in use.
2.To start, fully open the iris diaphragm of the aperture condenser by rotating the ring to the extreme right.
Leica DM750 P | Manual | 26 |
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