Assessments - 3, GPA: 4.3
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Telescope Assembly .................................................................................................... 3 1.1. 900X70 Assembly Terms....................................................................................... 3 1.2. Telescope Assembly .............................................................................................. 5 2. Understanding Celestial Motion and Coordinates ....................................................... 7 3. Getting Started ............................................................................................................ 8 3.1. Selecting an Eyepiece ........................................................................................... 8 3.2. Focusing Telescope ............................................................................................... 8 3.3. Aligning Finderscope: ............................................................................................ 8 3.4. Balancing the Telescope ....................................................................................... 8 3.5. Polar Alignment of the Equatorial mount ............................................................... 9 4. Using the Telescope .................................................................................................. 10 4.1. Getting familiar with you mount and telescope .................................................... 10 4.2. Star observation .................................................................................................. 10 4.3. Observation Tips ................................................................................................. 10 4.4. How to use setting circles.................................................................................... 10 4.5. Calculating the Power ......................................................................................... 11 5. Maintenance .............................................................................................................. 12 6. Technical Specifications ............................................................................................ 13 IOPTRON ONE YEAR LIMITED WARRANTY .............................................................. 14 Having trouble setting up or making it work? Email us at 900X70@ioptron.com We’ll be glad to help! 1. Telescope Assembly 1.1. 900X70 Assembly Terms DEC Axis RA Axis Figure 1. 900X70 (1). Accessory holder tray (18). Counterweight (2). Aluminum tripod (19). Counterweight safety washer (3). Leg lock brackets (20). Counterweight locking knob (4). Tripod base (21). Equatorial mount head (5). Diagonal mirror (22). Lens cell (6). Eyepiece (23). Azimuth adjustment knob (7). Finderscope bracket (24). Latitude adjustment knob (8). Finderscope (25). Eyepiece holder tube (9). Finderscope collimation screws (26). Focusing knob (10). Scope mounting ring (27). Right ascension control cable (11). Main optical tube (28). Declination control cable (12). Declination locking knob (29). Sunshade (13). Declination setting circle (30). Sliding inner tripod leg extension (14). Right ascension locking knob (31). Leg extension locking knob (15). Right ascension gear (32). Tripod leg bolts (16). Right ascension setting circle (33). Front lens dust cap (17). Counterweight shaft Having trouble setting up or making it work? Email us at 900X70@ioptron.com We’ll be glad to help! Figure 2. Parts List Having trouble setting up or making it work? Email us at 900X70@ioptron.com We’ll be glad to help! 1.2. Telescope Assembly The numbers in brackets refer to the keys shown in Figures 1 & 2. 1. Unpack and identify the components of your telescope using the list shown in previous page. 2. Take the tripod legs (2) out of the package. Make sure the locking knobs (31) are tightened. (31) 3. Mount three tripod's legs (2) to the tripod base (4) using the three long tripod leg bolts (32) with their washers and wing nuts. Make sure that the three hinged leg lock brackets (3) are facing inside (as shown in figure. 1 ) Tripod base (4) Tripod leg bolts and nuts (32) 4. Stand the telescope's tripod mount upright by spreading the tripod's legs out uniformly. Attach the accessory holder tray (1) to the leg lock brackets (3) using the short screws and wing nuts supplied. Accessory tray (1) Short screw Leg lock brackets (3) 5. Unlock the tripod leg extension locking knob (31). Extend tripod legs to desired height and lock the leg locks afterwards. 6. Insert the base of the equatorial mount head into the hole of the tripod base (4) and secure it using azimuth adjustment knob (23). Make sure the right ascension (R.A.) gear (21) is below the R.A. setting circle (13). R.A. setting circle (13) Equatorial mount Head (15) Azimuth Adjustment knob (23) R.A. gear (21) 7. Put the optical tube mounting (10) onto the equatorial mount and secure it using 2 supplied hex head screws. 8. Slide counterweight (18) onto the counterweight shaft (17) and secure th...
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