Celestron NexStar 130SLT Computerized Telescope NexStar SLT Series Manual - Page 34

34

APPENDIX A - TECHNICAL SPECIFICATIONS

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NexStar 60mm

NexStar 80mm

NexStar 102mm

NexStar 114mm

NexStar 130mm

Design

Refractor

Refractor

Refractor

Reflector

Reflector

Aperture

60mm

80mm

102mm

114mm

130mm

Focal Length

700mm

900mm

660mm

1000mm

650mm

F/ratio of the Optical System

12

11

6.5

9

5

Optical

Coatings

Fully Coated

Fully Coated

Multi Coated

Aluminum

Aluminum

Highest Useful Magnification

175x

189x

240x

269x

306x

Resolution:

Rayleigh Criterion

Dawes Limit

2.31 arc seconds

1.93 arc seconds

1.73 arc seconds

1.45 arc seconds

1.36 arc seconds

1.14 arc seconds

1.21 arc seconds

1.02 arc seconds

1.06 arc seconds

.89 arc seconds

Light Gathering Power

73x unaided eye

131x unaided eye

212x unaided eye

265x unaided eye

345x unaided eye

Field of View: Standard Eyepiece

1.6º

1.3º

1.7º

1.1º

1.7º

Linear Field of View (at 1000

yds)

84feet

66 feet

91 feet

59 feet

91 feet

Eyepiece Magnification:

28x (25mm)

78x (9mm)

36x (25mm)

100x (9mm)

26x (25mm)

73x (9mm)

40x (25mm)

111x (9mm)

26x (25mm)

62x (9mm)

Optical Tube Length

28 inches

34 inches

23 inches

19 inches

21 inches

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Input Voltage

12 V DC Nominal

Batteries Required

8 AA Alkaline

Power Supply Requirements

12 VDC-750 mA (Tip positive)

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Motor: Type

Resolution

DC Servo motors with encoders, both axes

.26 arc sec

Slew speeds

Nine slew speeds: 4º /sec, 2º /sec,

1º/sec, .5 /sec, 32x, 16x, 8x, 4x, 2x

Hand Control

Double line, 16 character Liquid Crystal Display

19 fiber optic backlit LED buttons

Fork Arm

Cast aluminum

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Software Precision

16 bit, 20 arc sec. calculations

Ports

RS-232 communication port on hand control

Tracking Rates

Sidereal, Solar and Lunar

Tracking Modes

Alt-Az, EQ North & EQ South

Alignment Procedures

Sky Align, Auto 2-Star, 2-Star, One-Star, Solar System Align

Database

99 user defined programmable object.

Expanded information on over 100 objects

Total Object Database

4,033 Objects

Celestron NexStar 130SLT Computerized Telescope NexStar SLT Series Manual - Page 34

Appendix A - Technical Specifications

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