Bresser 40-11000 Instrucciones De Uso página 8

Your pocket magnifier has the following parts:
1 Telescope (lower part)
2. Objective lens
3. Telescope (upper part)
4. Eyepiece
You use your pocket telescope as follows:
You can use your telescope as soon as you take
it out of the package. Hold it with one hand on the
lower part of the telescope (1). Then, holding the
eyepiece (4) in front of your eye, look at a far-away
object (e.g., a church tower).
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If you do not see the object in focus immediately,
you can slowly extend or retract the upper part
of the telescope (3). You will see that the focus
changes. Depending on how far away an object is,
you will have to adjust the focus in this way from
time to time.