Meade LX10 Manuel d'utilisateur

Chapter 4Introduction to the Meade LX-10 8′′Schmidt-Cassegrain Telescope4.1 PurposeIn this lab, we will learn about the operation of the Meade LX-10 t

the eyepiece, located at the rear of the telescope. Spherical mirrors are less expensive tomake than parabolic mirrors but intr oduce spherical aberra

2. The focus knob.3. The RA and Dec lock clamps. NEVER try to physically move the telescope when theseare locked. You will irreversibly damage the gea

]Figure 4.2: The Meade 8” LX-10 Sch m i d t -Ca sse gr a i n Telescope32

Figure 4.3: Eyepiece and Focus KnobFigure 4.4: The Equatorial Wed g e33

4.3.4 How to Use a Planisphere1. Note the d a t e and tim e (if the clocks are set for d aylight savings time, deduct an hourfrom your clock tim e) .2

Secondly, the relative brightness of stars cannot be represented pr o perly on a printed map.Remember that a star that is bigger on the map will appea

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