iOptron 9802-W ユーザーズマニュアル

 
 

22

 

Optical Design 

Achromatic Refractor 

Optical Tube Materials 

Aluminum 

Clear Aperture 

80 mm 

Focal Length 

400mm 

Focal Ratio 

f/5 

Resolution Power 

1.45 arc sec 

Limited Magnitude 

11.3 

Highest Useful Magnification 

160 

Focuser 1.25” 

rack-and-pinion 

Eyepiece adapter 

1.25” 

Eyepiece 1 

25mm (16X) 

Eyepiece 2 

10mm (40X) 

Diagonal 45º 

erect 

 

 

Mount AltAzimuth 

Mount 

Body Materials 

Die-cast Aluminum 

GOTO System 

GoToNova

® 

Tracking controller 

Automatic 

Tracking rate 

celestial, solar, lunar 

Motor 

Dual-Axis DC Servo motor with encoders 

Resolution 

1 arc second 

Gear 

POM worm wheel/Nylon 6 worm gear 

Bearing 

4 steel ball bearings 

Slew Speed 

2×,8×,64×,256×,MAX( ~4º/sec) 

GPS 

32-channel GPS (GPS model only) 

Hand controller 

GoToNova

®

 8405 

LCD display 

4 line, 21 character with LED backlit 

Processor 32bit 

ARM 

Object in Database 

10,000+ 

Level indicator 

Yes 

Dovetail Saddle 

Integrated VIXEN saddle 

Battery 

AA x 8（Not Included） 

AC/DC adapter 

Optional 

Power Requirement 

DC 12V±2V, >1.2A 

Tripod Aluminum 

Weight with tripod 

8.5 lbs (without OTA) 

Weight w/ Tripod, OTA 

10.7 lbs 

Warranty 

One Year Limited Warranty