SXD-ED81S
It comes as a set with an 81mm aperture ED optical tube, which is compact and easy to use in installment through storing.
The recommended ED optical tube for beginners.?
Product No.25032-5
Objective Lens Effective Diameter: 81mm
Optical Tube Length : 600mm
Finderscope : XY spot finder (Equal size)
Attached Eyepieces : LV20mm、LV5mm
s on the controller. The STARBOOK is easy to use and makes the SPHINX available to a wide range of ages and experience levels. A large astronomical database with 22,725 celestial objects is stored. A LAN Port within the controller allows for computer control and network connectivity. The STARBOOK is also compatible with an auto guider (including SBIG ST). The auto-guider port comes standard on all controllers.
Sphinx SXD Mount Features:
The mount uses a 180-tooth worm gear for fine full circle motion.
Built in motors allow for improved motion of the polar axis rotation and reduces the need for heavy counterweights. The counterweight shaft is stored inside the mount for convenience.
An optional internally illuminated polar axis scope can be easily threaded into the mount body.
The SX mount easily handles Vixen’s 8 inch aperture optical tubes and utilizes the standard Vixen dovetail bracket.
The recommended loading capacity of the SPHINX mount is 22 lbs.
The weight of the SPHINX mount head (without counterweight) is 15lbs.
A Half Pillar accessory option adds height adjustment and viewing location versatility.
Star Book Hand Controller Features:
Large color liquid crystal display. (4.7 inch, 320x420 pixels, STN, 4096 colors)
High Speed Internal CPU ( 32 bit RISC processor, 75MHz, 8MB SDRAM, 4MB Flash ROM upgradeable)
Zoom-In/Out buttons for the color star chart display also control the motor speed.
Features and menu options are displayed on the large color screen
The STAR BOOK is amazingly easy to use & makes the SPHINX available to a wide range of ages and experience levels.
A large astronomical database with 22,725 celestial objects is stored.
A LAN Port within the controller allows for computer control and network connectivity.
The STAR BOOK controller can be used as a stand alone star atlas from anywhere, anytime.
