User Manual
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Instruction Manual ETX90 Maksutov-Cassegrain Telescopes with AutoStar #497 Hand Controller
Instruction Manual ETX90 Maksutov-Cassegrain Telescopes with AutoStar #497 Hand Controller
User Manual
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...the Drive 45 Appendix B: Basic Astronomy 46 Appendix C: Specifications 48 Appendix D: Equatorial (Polar) Alignment 50 Appendix E: Latitude Chart 54 Appendix F: Maksutov-Cassegrain Optical System 55 Appendix G: Magnetic Declination - Patents: US 7,277,223, US 7,079,317, US 7,092,156 US 6,304,376, US ...Menu 25 Object Menu 25 #497 AutoStar Menu Tree 26 ® The name "Meade," "AutoStar" and the Meade logo are trademarks of service . . . . . 4 Getting Started Assembling and Using the ETX Telescope Assembling the Tripod 5 Mounting the Telescope 6 Installing the Batteries 6 Attaching ...
...the Drive 45 Appendix B: Basic Astronomy 46 Appendix C: Specifications 48 Appendix D: Equatorial (Polar) Alignment 50 Appendix E: Latitude Chart 54 Appendix F: Maksutov-Cassegrain Optical System 55 Appendix G: Magnetic Declination - Patents: US 7,277,223, US 7,079,317, US 7,092,156 US 6,304,376, US ...Menu 25 Object Menu 25 #497 AutoStar Menu Tree 26 ® The name "Meade," "AutoStar" and the Meade logo are trademarks of service . . . . . 4 Getting Started Assembling and Using the ETX Telescope Assembling the Tripod 5 Mounting the Telescope 6 Installing the Batteries 6 Attaching ...
User Manual
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Optics: ETX Maksutov-Cassegrain telescopes produce superlative, diffraction-limited optical performance and resolution. Mechanics: Fork Mounts with this telescope system. With the telescope placed in the altazimuth mode, astronomical object-tracking may be simple enough for anyone to use, yet capable enough for many telescopes of larger apertures. Meade's concept was to ...and skills. The rigid fork mountings of things to explore. You'll find that the ETX90 will never run out of the ETX Maksutov-Cassegrain telescope include high-torque DC motors on both telescope axes.
Optics: ETX Maksutov-Cassegrain telescopes produce superlative, diffraction-limited optical performance and resolution. Mechanics: Fork Mounts with this telescope system. With the telescope placed in the altazimuth mode, astronomical object-tracking may be simple enough for anyone to use, yet capable enough for many telescopes of larger apertures. Meade's concept was to ...and skills. The rigid fork mountings of things to explore. You'll find that the ETX90 will never run out of the ETX Maksutov-Cassegrain telescope include high-torque DC motors on both telescope axes.
User Manual
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... Mount Type Power Battery Life Tripod Electronics Controller Hand Box Included Accessories Eyepiece Bubble Level/Compass Astronomy Software Weight Telescope Tripod ETX90 # 3514-04-15 Maksutov-Cassegrain 3.5" (90mm) Optical quality glass 1250mm, f/13.8 Ultra-High Transmission Coatings (UHTC™) 1.3 arcseconds 11.7 Red Dot Dual Fork Altazimuth 6 "AA" Cell Batteries or AC Adapter...
... Mount Type Power Battery Life Tripod Electronics Controller Hand Box Included Accessories Eyepiece Bubble Level/Compass Astronomy Software Weight Telescope Tripod ETX90 # 3514-04-15 Maksutov-Cassegrain 3.5" (90mm) Optical quality glass 1250mm, f/13.8 Ultra-High Transmission Coatings (UHTC™) 1.3 arcseconds 11.7 Red Dot Dual Fork Altazimuth 6 "AA" Cell Batteries or AC Adapter...
User Manual
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... Life Tripod Electronics Controller Hand Box Included Accessories Eyepieces Bubble Level/Compass Astronomy Software Weight Telescope Tripod Carry Case ETX90 Portable Observatory # 3514-04-20 Maksutov-Cassegrain 3.5" (90mm) Optical quality glass 1250mm, f/13.8 Ultra-High Transmission Coatings (UHTC™) 1.3 arcseconds 11.7 Red Dot Dual Fork Altazimuth 6 "AA" Cell Batteries or AC Adapter...
... Life Tripod Electronics Controller Hand Box Included Accessories Eyepieces Bubble Level/Compass Astronomy Software Weight Telescope Tripod Carry Case ETX90 Portable Observatory # 3514-04-20 Maksutov-Cassegrain 3.5" (90mm) Optical quality glass 1250mm, f/13.8 Ultra-High Transmission Coatings (UHTC™) 1.3 arcseconds 11.7 Red Dot Dual Fork Altazimuth 6 "AA" Cell Batteries or AC Adapter...
User Manual
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... baffle, produces extremely high contrast astronomical images at the focal plane. The oversize 96mm-diameter primary mirror results in combination with Maksutov optics incorporating primary mirrors of 6.3. OPTICAL SYSTEMS APPENDIX F: MAKSUTOV-CASSEGRAIN OPTICAL SYSTEM In the optical design of the ETX90, light enters from the right through a multi-coated meniscus lens, proceeds to...
... baffle, produces extremely high contrast astronomical images at the focal plane. The oversize 96mm-diameter primary mirror results in combination with Maksutov optics incorporating primary mirrors of 6.3. OPTICAL SYSTEMS APPENDIX F: MAKSUTOV-CASSEGRAIN OPTICAL SYSTEM In the optical design of the ETX90, light enters from the right through a multi-coated meniscus lens, proceeds to...