Contents

7" LX200 Maksutov-Cassegrain Telescope 8", 10", & 12" LX200 Schmidt-Cassegrain Telescope

Introduction			5
1. What is the LX200? An Overview			5
	a.	Heavy-Duty Mounts	5
	b. Built-in 64,359 Object Library		5
	c.	Altazimuth Mode Operation	5
	d.	Terrestrial Operation	5
	e. Keypad and Power Panel Functions		5
2. Standard Equipment			5
Unpacking and Inspection			6
1. What You Should Have			6
2.	Please Look Everything Over		6
3.	Inspecting the Optics		6
4. Caution: All LX200 Owners			6
5. Caution: 10" and 12" LX200 Owners			6
6.	Keypad Version Number		6
Telescope Assembly			7
1. The Field Tripod			7
2. Mounting the Viewfinder			8
	a.	Attaching the Viewfinder	8
	b.	Focusing the Viewfinder	8
	c.	Collimating the Viewfinder	8
3. Attaching the Diagonal Mirror and Eyepiece			8
4. Collimation			8
5.	12" Tube Swing-Through Limits		8
6.	7" Tube Swing-Through Limit		8
7.	Maksutov Fan		8
Quick Start			9
1.	Using the LX200 Manually		9
2. Using the LX200 in LAND			9
3.	Using the LX200 in ALTAZ		10
	a.	Entering Basic Information	10
	b. Location of the Observing Site		10
	c. Local Time and Date		11
	d. Setting Up the Telescope		11
	e. Using the MODE key		12
	f.	Library Object Keys	13
4. Star Alignment			13
	a. 1-Star with Known SITE		13
	b. 2-Star with Known SITE		13
	c.	Unknown SITE	13
	d. Which Alignment Method to Use		13
The LX200 Keypad Hand Controller			14
1. ENTER K e y			14
2. MODE Key			14
3. GO TO Key			14
4. Direction Keys			14
5. Speed Keys			14
6. RET Key			14
7. FOCUS Key			15
8. AP Key			15
9. Object Keys			15
10. PREV and NEXT Keys			15
The LX200 Power Panel			15
1. ON/OFF Switch			15
2.	N/S Switch		15
3. Ammeter			15
4. DEC Motor Connector			15
5. CCD Connector			16
6. Power 12vDC Connector			16
7. Keypad Connector			16
8. Reticle Connector			16
9. Focuser Connector			16
10. RS-232 Connector			16
11. Aux Connector			16

Mode Functions			16
1. Mode 1: Telescope/Object Library			16
	a.	Telescope Menu File	16
	b. Object Library Menu File		20
2. Mode 2: Coordinates/GO TO			22
	a.	Coordinates Menu File	22
	b. GO TO Menu Option		22
3.	Mode 3: Clock/Calendar		22
4. Mode 4: TIMER/FREQ			22
	a. TIMER = Menu Option		23
	b. FREQ = Menu Option		22
5.	Mode 5: Keypad Off/Brightness Adjust		23
Magnification and Field of View			24
1. Magnification			24
2. Apparent Field and Actual Field			24
Appendix A: Equatorial Wedge			25
1. 8" Equatorial Wedge			25
	a.	Azimuth Control	25
	b.	Deluxe Latitude Adjuster	25
2. Superwedge			26
3.	Mounting the Telescope		26
4. Magnetic Compass			27
	a.	Setting Magnetic Declination	27
	b.	Compass Installation	27
	c.	Finding True North	28
Appendix B: Equatorial Use			29
1. Celestial Coordinates			29
2.	Lining Up with the Celestial Pole		29
3.	Precise Polar Alignment		30
Appendix C: Star Library and Star Charts			31
1. Alignment Stars			31
2.	Star Charts		32
Appendix D: Object Library			34
1. The LX200 64,359 Object Library			34
	a.	SAO Catalog	34
	b.	UGC Catalog	34
	c.	CNGC Catalog	34
	d.	1C Catalog	35
	e.	GCVS Catalog	35
	f.	Star Catalog	35
	g.	M (Messier) Catalog	35
	h.	Planet Catalog	35
2. CNGC Catalog			36
3.	STAR Catalog		43
4. M (Messier) Catalog			49
Appendix E: Maintaining Your LX200			51
1. Keeping Your Telescope Clean			51
2. Collimation of the Optical System			52
3.	Right Ascension Lock		53
4.	Behind the Power Panel		53
5.	Factory Servicing and Repairs		53
Appendix F: Personal Computer Control			54
1. The RS-232 Cable			54
2.	LX200 Test Program		54
3. LX200 Command Set			55
	a.	Command Set Formats	55
	b.	General Telescope Information	55
	c.	Telescope Motion	56
	d.	Home Position	56
	e.	Library/Objects	56
	f.	Miscellaneous	57
4. LX200 Demo Program			58
Appendix G: LX200 Specifications			62

LX20 specifications

The Leisure Time LX20 is an outstanding aquatic vehicle designed for leisure and recreational cruising. With its innovative design and advanced technology, it truly stands out in the world of personal watercraft. Built for performance and comfort, the LX20 is perfect for families, friends, or anyone looking to enjoy a day out on the water.

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Leisure Time LX20 instruction manual Contents

Models: LX20

LX20 specifications