Leisure Time instruction manual Telescope, Appendix G LX200 Specifications

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APPENDIX G: LX200

SPECIFICATIONS

Telescope

7" LX200 f/15

8" LX200 f/6.3

10" LX200 f/6.3

Optical Design

Maksutov-Cassegrain Catadioptric

Schmidt-Cassegrain Catadioptric

Schmidt-Cassegrain Catadioptric

 

 

 

 

Clear Aperture

178mm (7")

203mm (8")

254mm (10")

 

 

 

 

Primary Mirror Diameter

194mm (7.625")

209.6mm (8.25)

263.5mm (10.375)

 

 

 

 

Focal Length

2670mm (105")

1280mm (50.4")

1600mm (63")

 

 

 

 

Focal Ratio

f/15

f/6.3

f/6.3

 

 

 

 

Resolution

.64 arc sec.

.56 arc sec

.45 arc sec

 

 

 

 

Super Multi-Coatings

standard

Standard

Standard

 

 

 

 

Limiting Visual Magnitude (approx)

13.5

14.0

14.5

 

 

 

 

Limiting Photographic Magnitude (approx)

16.0

16.5

17.0

 

 

 

 

Image Scale ("/inch)

.55°/inch

1.14°/inch

0.91 "/inch

 

 

 

 

Maximum Practical Visual Power

450X

500X

625X

 

 

 

 

Near Focus

50'

25'

50'

 

 

 

 

Optical Tube Size

9.1" Dia. x 19" Long

9.1" Dia. x 16" Long

11.75" Dia. x 22" Long

 

 

 

 

Secondary Mirror Obstruction

2.5" (12.8%)

3.45" (18.6%)

4.0" (16.0%)

 

 

 

 

Telescope Mounting

Heavy-Duty Fork-Type Double Tine

Heavy-Duty Fork-Type Double Tine

Heavy-Duty Fork-Type Double Tine

 

 

 

 

Setting Circle Diameters

Dec.: 6"; R.A.: 8.75"

Dec.: 6"; R.A.: 8.75"

Dec.: 6"; R.A.: 8.75"

 

 

 

 

RA Motor Drive System

9-speed, microprocessor

9-speed, microprocessor controlled

9-speed, microprocessor controlled

 

controlled 12v. DC servo motor;

12v. DC servo motor; 5.75" worm

12v. DC servo motor; 5.75" worm

 

5.75" worm gear with Smart Drive

gear with Smart Drive

gear with Smart Drive

 

 

 

 

Hemispheres of Operation

North and South -switchable

North and South -switchable

North and South -switchable

 

 

 

 

Declination Control System

9-speed, DC servo controlled

9-speed, DC servo controlled 5.75"

9-speed, DC servo controlled 5.75"

 

5.75" worm gear with Dec drift

worm gear with Dec drift software

worm gear with Dec drift software

 

software

 

 

 

 

 

 

Motor Drive Gear Diameter

5-3/4" Worm Gear

5-3/4" Worm Gear

5-3/4" Worm Gear

 

 

 

 

Manual Slow-Motion Controls

Dec. and R.A.

Dec. and R.A.

Dec. and R.A.

 

 

 

 

Hand Controller

Motorola 68HC05 microcontroller;

Motorola 68HC05 microcontroller; 2

Motorola 68HC05 microcontroller; 2

 

2 line x 16 alphanumeric character

line x 16 alphanumeric character

line x 16 alphanumeric character

 

display; 19 button keypad, red LED

display; 19 button keypad, red LED

display; 19 button keypad, red LED

 

backlit

backlit

backlit

 

 

 

 

Main Controller

16 MHz 68000 microprocessor; 1

16 MHz 68000 microprocessor; 1 Meg

16 MHz 68000 microprocessor; 1 Meg

 

Meg program memory 16KRAM;

program memory 16K RAM; 51 2 byte

program memory 16K RAM; 512 byte

 

512 byte non-volatile memory

non-volatile memory (EEROM)

non-volatile memory (EEROM)

 

(EEROM)

 

 

 

 

 

 

Telescope Size, Swung Down

9.25" x 16" x 32.5"

9.25" x 1 6 " x 2 5 "

12" x 1 9 " x 3 1 "

 

 

 

 

35mm Angular Film Coverage

0.74° x 0.52°

1.55°x 1.08°

1. 24° x 0.86°

 

 

 

 

35mm Linear Film Coverage @:

 

 

 

 

 

 

 

50"

4.7" X 6.6"

9.7" x 13.6"

7.75" x 10.9"

 

 

 

 

500"

4.6' X 6.5'

9.4' x 13.3'

7.5' X 10.7'

 

 

 

 

3000"

27.4' x 38.9'

56.3' X 79.7'

45.0' x 63.8'

 

 

 

 

Tele-Extender Used Without Eyepiece @:

 

 

 

 

 

 

 

50'

4.4" x 6.5"

9.1" x 13.3"

7.3" X 10.6"

 

 

 

 

500'

4.2' x 5.5'

7.7' x 14.1'

6.1' X 9.0'

 

 

 

 

3000'

24' x 34'

48' x 70'

39' x 56'

 

 

 

 

Net Telescope Weights (approx)

 

 

 

 

 

 

 

Telescope

45#

37#

61#

 

 

 

 

Optional Equatorial Wedge

7#

7#

N/A

 

 

 

 

Optional Super Wedge

N/A

N/A

26#

 

 

 

 

Field Tripod

20#

20#

20#

 

 

 

 

Accessories

8#

8#

a#

Shipping Weights (approx)

 

 

 

 

 

 

 

Telescope

65#

64# (w/ case)

69#

 

 

 

 

Equatorial Wedge (optional)

9#

9#

N/A

 

 

 

 

Super Wedge (optional)

N/A

N/A

38#

 

 

 

 

Field Tripod

26#

26#

26#

 

 

 

 

Case (for 10" models)

 

N/A

N/A

 

 

 

 

Accessories

5#

5#

5#

 

 

 

 

Page 60 Page 62
Image 61
Page 60 Page 62
Contents Meade Instruments Corporation Page ¬ WARNING! ¬ Contents Standard Equipment What Is the LX200? An OverviewIntroduction Please Look Everything Over What You Should HaveInspecting the Optics Keypad Version NumberField Tripod Telescope AssemblyUse the following steps to assemble your telescope Mounting the Viewfinder Focusing the ViewfinderAttaching the Viewfinder Collimating the ViewfinderUsing the LX200 In Land Using the LX200 ManuallyQuick Start Entering Basic Information Using the LX200 In Altaz AltazimuthLocation of the Observing Site Local Time and Date Setting Up the TelescopeUsing the Mode Key Unknown Site Library Object KeysWhich Alignment Method to Use? Star AlignmentLX200 Keypad Hand Controller Direction KeysLX200 Power Panel Mode Functions Page Page Backlash Object Library Menu File Enter Mode Three CLOCK/CALENDAR Mode Two COORDINATES/GO toMode Four TIMER/FREQ a. Timer = Menu Option Coordinates Menu FileFor astrophotos Mode Five Keypad OFF/BRIGHTNESS Adjust60.0 Hz Solar Average rate for tracking Planetary rate Due to retrogradesMagnification and Field of View Apparent Field and Actual FieldMagnification Equatorial Wedge For 7 and 8 LX200 Deluxe Latitude AdjusterAppendix a Equatorial Wedge Azimuth ControlMounting the Telescope On the Wedge Superwedge For 10 and 12LX200Compass Installation Setting Magnetic DeclinationMagnetic Compass Finding True North Celestial Coordinates Appendix B Equatorial USELining Up with the Celestial Pole Precise Polar Alignment Alignment Stars Appendix C LX200 Alignmentstar Library Star ChartsStar Charts For Northern Hemisphere Observers Page UGC Catalog SAO CatalogCngc Catalog Object LibraryGcvs Catalog 1C CatalogStar Catalog Messier Catalog1x4.1 Little Dumbbell Nebula1200ly Double Cluster h Per 7klyTarantula Nebula Very Red Open Clus + Dneb Glob Clus D2 ST Bubble Nebula Red C1 S10.7x2.5 Bellatrix CapellaBeta Tau Alnath Beta Lep aStar Catalog Seginus Zuben ElschemaliRigel Kentaurus B=1.3 BrachiumSabik A=3.0 B=3.5 AldhibahRas Algethi Sarin B=8.8Sadalmelik Al Nair 302 Open Clus Sparse M93 Includes dark nebula Appendix E Maintaining Your LX200 Keeping Your Telescope CleanCollimation of the Optical System Right Ascension Lock Behind the Power PanelFactory Servicing and Repairs LX200 Test Program RS-232 CableAppendix F LX200 Personal Computer Control Command Set Formats LX200 Command SetGeneral Telescope Information Home Position Telescope MotionLibrary/Objects Finds the next object in a Find sequence MiscellaneousCounter = LX200 Demo ProgramTelpos REM KeysKeyi Keys Telescope Appendix G LX200 SpecificationsLX200I/10 10 LX200f/10 200 f/10 Page Oak Canyon, Irvine, California 92618 2000 Field TripodFig Field Tripod collapsedIntroduction DC Operation Customer ServiceAC Operation

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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Safety is a top priority in the design of the LX20. The boat is outfitted with essential safety features such as life jackets, fire extinguishers, and emergency flotation devices. The non-slip surfaces throughout the vessel minimize the risk of accidents, particularly when the boat is moving at high speeds or navigating rough waters.

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