MA COLIMATION NEWTON
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29:33
Collimating a Newtonian with a Cheshire Eyepiece | High Point Scientific
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13:01
COLIMADORES LASER PARA NEWTON
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15:59
La COLLIMATION au LASER en 2mn (Tuto détaillé)
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10:25
How To Align Your Laser Collimator: The Step By Step Guide For Telescope Users
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15:43
Test du nouveau newton Sky-Watcher 150/600 et de la monture HEQ5 Pro
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25:36
MONTAGE ZWO ASI 2600 MC PRO,EFW,OAG L
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10:07
Collimating Newtonian telescopes
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8:52