Question about Meade LX90GPS: 10" LX90 GPS Telescope
Hi Darcy: the "D" stands for Diameter, and the "F" stands for focal length.
so its a 100mm=4 inches. 900mm is how long the light is..to reach the eyepiece.
let me know if this helps.
Posted on Jun 28, 2011
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Posted on Jan 02, 2017
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