The Meade LX90 is a Schmidt-Cassegrain design of telescope made by

Meade Instruments Meade Instruments Corporation (also shortened to Meade) was an American multinational corporation, multinational company (law), company headquartered in Watsonville, California, that manufactured, imported and distributed telescopes, binoculars, ...

for the mid-priced (2000 USD circa 2008) commercial telescope

market Market is a term used to describe concepts such as: *Market (economics), system in which parties engage in transactions according to supply and demand *Market economy *Marketplace, a physical marketplace or public market *Marketing, the act of sat ...

. It uses a similar optical system to the bigger and more expensive

Meade LX200 The Meade LX200 is a family of commercial telescopes produced by Meade Instruments launched in 1992 with 8" (20.32 cm) and a 10" (25.4 cm) Schmidt–Cassegrain models on computerized altazimuth mounts. Two larger models, a 12" (30.4 ...

—although it lacks some useful functions like

primary mirror A primary mirror (or primary) is the principal light-gathering surface (the objective) of a reflecting telescope. Description The primary mirror of a reflecting telescope is a spherical, parabolic, or hyperbolic shaped disks of polished ...

locking. The LX90 telescopes were equipped with Autostar soon after its 1999 introduction by Meade instruments. Optical apertures included in the product line included 8 (20 cm), 10 (25 cm) and 12 (30 cm) inches on a double tine fork mount and Autostar system.

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