Appendix A. Technical Specifications ......................................................................................... 31
Appendix B. GoToNova® 8404 HC MENU STRUCTURE ........................................................ 32
®
Appendix C. GoToNova
Star List .............................................................................................. 34
IOPTRON ONE YEAR LIMITED WARRANTY....................................................................... 47
WARNING!
NEVER USE A TELESCOPE TO LOOK AT THE SUN!
Looking at or near the Sun will cause instant and irreversible damage to your eye.
Children should always have adult supervision while observing.
July 2011 V1.2
iOptron reserves the rights to revise this instruction without notice. Actual color/contents/design may differ from those described in
this instruction.
3
1. AstroBoy®-70e Overview
1.1. AstroBoy® features
iOptron’s AstroBoy® portable telescope is easy to use and easy to carry! Just click and it
finds stars for you. Simply select a star or planet and the built-in computer moves the telescope
for you! Plus, it stays on target as the earth rotates. Functions in both celestial and land modes
for watching stars, birds, or landscapes. Take it with you camping, school, anywhere. It sits on a
desk or can be attached to a tripod.
Alt-Azimuth mount
The AstroBoy® refractor telescope comes with our Alt-Azimuth Mount. This compact
mount design is probably the most functional and flexible unit on the market. Both axis motors
are built into a small single unit with optical encoders which provides accurate GOTO and
tracking. The proprietary GoToNova
can point your telescope to ANYWHERE above the horizon. With an optional DC adaptor, you
can plug your telescope mount into your car if you’re camping or at any remote location.
The easy to understand controller on the market
®
technology ensures there are no “dead spots” – so you
The GoToNova® hand controller is much easier to use than other similar products. The
hand controller is more intuitive with menu categories well organized. It also has a larger LCD
screen with more lines of content compared with the competition. Using the easy-to-use hand
controller and its large LCD screen, you can easily set up your telescope and select where you
want to go.
More precise speed control for viewing objects
The control system also allows you to slew the telescope at 5 different drive speeds,
keeping the object within the telescope’s viewfinder for as long as you wish.
GoToNova® computerized control system
The revolutionary GoToNova® computerized control system is by far the most
technologically advanced automated tracking system available on the market today. With a
database of more than 4,000 celestial objects, including all of the most famous galaxies,
nebulae, star clusters, not to mention the planets, you’ll be able to enjoy star gazing with the
simple push of a button.
Megapixel electronic eyepiece for video and image capture
With a 1.3 megapixel camera, you can experience astro-video and astrophotography for
yourself! The iOptron electronic eyepiece allows you to view real-time images from your
telescope on a computer screen. It transmits live video images of the Moon, Sun, planets and
terrestrial objects through a USB cable to your computer. Images can be recorded for later
playback or frame imaging.
4
FEATURES
• Alt-Azimuth mount with GoToNova® computer control technology
• Real-time GOTO and tracking features
• 4,000+ object database with 256 user-definable objects.
• 4 line, 20-character LCD hand controller with backlit LED buttons for easy operation
• Dual-axis servomotor with optical encoders
• Drive motor with 5-speed setting for precise tracking
• Push-to alignment
• 70mm achromatic refractor telescope for land and celestial objects observation
• 1.3 megpixel camera with USB port
• Also exchangeable to photo tripods with ¼” camera screw
1.2. AstroBoy®-70e Assembly Terms
1. Telescope
2. Dovetail Lock
3. Altitude Lock
4. Mount
5. Hand Controller
6. Focuser
7. Diagonal
8. Eyepiece
9. Tabletop
2
1
3
4
8
5
6
7
9
5
2. Telescope Assembly
Step 1. Preparing the Tripod
Unlock the tripod leg locks.
Extend tripod legs.
Lock the leg locks afterwards.
Step 1a.
Pull tripod legs apart to a fully opened position.
Tighten the center tripod lock knob to a firm feel to secure the
tripod legs.
Tapered dovetail
Caution
collapsing the tripod to store away.
: Make sure you loosen this lock knob before
Step 2. Attach the mount
Attach mount to tripod by aligning base of mount onto screw on top of
tripod and then hand tightening until secure.
Step 3. Install Batteries
Lift the battery cover. Carefully pull out the battery holder from the
compartment. Be sure not to accidentally disconnect the wires.
Step 3a.
Insert 6 AA batteries (not included) in the holder. Refer to the
diagram on the holder to orient the batteries properly. Replace
the holder back into the battery compartment and replace the lid.
Use only fresh batteries. Using old or low batteries may cause
error messages.
An optional AC adapter and 12V car plug cable are also
available for purchase at www.iOptron.com.
Step 4. Attach the telescope
Slide the telescope into the dovetail slot on mount along the
arrow direction on the slot and secure the telescope using
dovetail lock knob (#2). Note that the dovetail is tapered and
slides in one direction only (see arrow in photo). Don’t force the
telescope into the dovetail slot!
6
45º diagonal (#7)
Eyepiece (#8)
Focus knob (#6)
Step 5. Attaching Optics
Insert 45º diagonal: Insert diagonal (#7) into the eyepiece side
of the telescope. Tighten the thumbscrews to a firm feel only.
Insert the eyepiece: Remove the supplied 25mm eyepiece (#8)
from its container and slide it into the open end of the diagonal.
Tighten the thumbscrews to a firm feel only.
Remove the round dust cover lid from the end of telescope.
Use the focus knob to bring objects into focus. You may need
to turn the focus knob quite a few turns to focus your telescope
for the first time. Always start observing using a lower power
eyepiece (such as the 25mm eyepiece) to get a wider field of
view. Later on you can change to higher powers. (Eyepieces of
higher powers have narrower field of views; it’s more difficult to
locate objects using high-power eyepieces.)
Step 6. Connecting hand controller
Plug hand controller into the HBX port on the mount. The hand
controller can attach magnetically to the mount arm.
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3. GoToNova® 8404 Hand Controller
Figure 1. GoToNova® 8404 Hand Controller
GoToNova® 8404 hand controller (HC) is the standard controller for an AstroBoy
telescope, as shown in Figure 1.
3.1. Key Description
• MENU: Press “MENU” to enter the Main Menu.
• BACK: Move back to the previous screen, or end/cancel current operation, such as
slewing.
• ENTER: Confirm an input, go to the next menu, select a choice, slew the telescope to
a selected object, or stop/start tracking.
• Arrow (▲▼►◄): Press ▲▼ buttons to move a telescope along the altitude direction,
►◄ to move a telescope along the azimuth direction. Brows the menu or move the
cursor in operating menu.
• SPEED Key: To select slew speed (2X, 8X, 64X, 256X, and MAX)
• HELP Key: For help and display more information on an object.
3.2. The LCD Screen
The 8404 HC consists of a large 4-line LCD screen, which displays all the information as
shown in Figure 2. The user interface is simple and easy to learn.
Target Name
Right Ascension
Altitude
Local Date and Time
Figure 2. 8404 HC LCD Information Screen
1. Target Name: display the name of the target that telescope is currently point to.
Mount Status
Declination
Azimuth
Slew Speed
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• Park Position: A default position when the mount is turned on, i.e., the telescope is
point to zenith (altitude is 90º) and the mount is facing south (azimuth is 180º);
• An object name, such as “Mercury” or “Andromeda Galaxy”: Name of the Star or
celestial object currently that is currently slewing, gotoing or tracking;
• LandMark #: The telescope is working at Land Objects mode and the telescope does
not track;
• User Position: The mount has been manually slewed to an object; or an R.A and
DEC value of an object was manually entered; or a goto or tracking process has
been interrupted.
2. Mount Status: display current status of the mount. When the mount is turned on.
• Stop (Mount Status): the telescope is at a standby position;
• Slew (Mount Status): the telescope is manually slewing to the target;
• Goto (Mount Status): the telescope is going to the target;
• Track (Mount Status): the telescope is tracking a target;
• Align (Mount Status): the telescope is in align mode;
3. R: Right Ascension of the telescope, or R.A.
4. D: Declination of the telescope, or DEC.
5. A: Altitude of the telescope (zenith is 90º).
6. Z: Azimuth of the telescope (north is 0º, east 90º, south 180º, and west 270º).
7. Local Date and Time: display local time in a format of YY-MM-DD HH:MM:SS.
8. Slew speed: It has 5 speeds: 2X, 8X, 64X, 256X (1º/sec), MAX (~ 4º/sec). Press SPEED key
to change it.
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4. Getting Started
You may start observing land and astronomical objects using GoToNova’s arrow keys.
After the telescope was assembled (referring to Section 2. Telescope Assembly), flip the
I/O switch on the telescope mount to turn on the mount. Use ►,◄,▼ or ▲ buttons to point the
telescope to the desired object. Use the SPEED key to change the slewing speed.
In order to experience the full GOTO capability of GoToNova technology, it is very
important to set up the mount correctly before observation.
4.1. Set the Telescope to PARK POSITION
Each time the mount is turned on, the
default position is Park Position, i.e., its altitude is
90º0.0’ and azimuth is 180º0.0’, which means the
(1)
“SOUTH” mark is pointing to south and the
telescope is pointing straight up at the zenith. To
set the Park Position, you can:
(1) Loosen the altitude clutch; point the
telescope tube directly up at the zenith, as shown
in Figure 3 left. Tighten the clutch.
(2) Position the mount so that the “N-S”
mark is aligned with the earth’s magnetic north and
south poles, as shown in Figure 3 right. A compass
Figure 3
is needed.
(3) Level the mount using the bubble on the mount base by adjusting the height of the
tripod legs.
4.2. Setting Up the Hand Controller
Press the I/O power switch to turn the mount on (controller will light up). This section
provides a brief setting instruction. A complete setting instruction is located in Section 5.
(2)
Set local time:
Now “Set Local Time:” is displayed at the top. A blinking cursor is on the second line.
Set Local Time:
2009-06-01 11:55:09
Daylight Saving Time Y
Use ▲/▼ keys to change the numbers. Use ◄/► keys to scroll through the fields. The
last field of this screen is for setting Daylight Saving Time. Use ▲/▼ keys to switch between “Y”
(yes) and “N” (no). Press ENTER when finished.
Now “Setup Site Info:” is displayed at the top. A blinking cursor is on the second line.
(“Longi” means longitude; “Lat” means latitude.)
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Setup Site Info:
Longi: W071d27m47s
Lati : N42d15m40s
300 Min. behind
“W/E” means west/east hemisphere; “N/S” means north/south hemisphere; “d” means
degree; “m” means minute; and “s” means second. The site info is retained in the memory and
no need to be input unless the telescope is moved to significantly different site.
Set site coordinates:
Use the ◄ or ► key to move the cursor, and the ▲ or ▼ button to change the numbers
or toggle between “W” and “E”, “N” and “S”.
The site coordinates information can be found from iOptron’s website
(http://www.iOptron.com
Set time zone
) under Support->>FAQ ->>Controller Set-up.
Press ◄ or ► key, move the cursor to the bottom of the screen to set the time zone
information (add or subtract 60 minutes per time zone). Enter minutes “ahead of” or “behind”
UT (universal time). The minimum time difference is 15 minutes.
• New York City is 300 minutes “behind” UT
• Los Angeles is 480 minutes “behind” UT
• Rome is 60 minutes “ahead of” UT
• Beijing is 480 minutes “ahead of” UT
• Sydney is 600 minutes “ahead of” UT
All the time zones in North America are behind UT, as shown in the following table. So
make sure it shows “behind” instead of “ahead of” UT.
Time Zone Hawaii Alaska Pacific Mountain Central Eastern
Hour behind UT -10 -9-8-7-6 -5
Enter Minutes 600 540480420360 300
To adjust minutes, use the ◄ or ► key to move the cursor, and the ▲ or ▼ button to
change the numbers. To change the “behind” or “ahead of” UT, move the cursor to “ahead of”
and using ▲ or ▼ key to toggle between “behind” and “ahead of”. When the number is correct,
press ENTER and go back to the previous screen.
For other parts of the world, you can find out your “time zone” information from iOptron’s
website (http://www.iOptron.com
DAYLIGHT SAVING TIME. i.e., if your local time is 5:00 pm, just enter 17:00, regardless DST.
Press ENTER when finished.
NOTE: If the time zone set is not correct, the telescope may think that the celestial object
you select is still below the horizon even though it is high in the night sky.
Every time you turn on the telescope, this initial setting up screen will be shown. You
need to enter date and local time; however, you may just press the ENTER key to skip site
) under Support->>FAQ ->>Controller Set-up. DO NOT COUNT
11
setting if everything remains unchanged. The daylight saving, time zone and site info will be
stored in the hand controller memory.
You may also get into this setup procedure by pressing MENU button from the main
menu, scrolling down and selecting “Set Up Controller,” then selecting “Set Up Time and Site”.
4.3. Using Your Telescope
4.3.1. Getting Familiar with Your Telescope
Always practice your telescope during the daytime to get familiar with the operation.
Eyepiece and diagonal:
1. Always begin viewing with the lowest power eyepiece. (Note: a 25 mm focal length
eyepiece has a lower power than a 10 mm one.) A formula can be used to determine the power
of each eyepiece: Telescope focal length divided by eyepiece focal length equals magnification.
Ex. 500mm ÷ 25mm = 20X (magnification)
2. Included with this telescope is a 45° Erecting Diagonal Prism. The Erecting Diagonal
Prism is used to erect the image you will see. Astronomical telescopes are designed in such a
way that the image you see may be UPSIDE DOWN and REVERSED. This is acceptable for
viewing celestial bodies. However, it will feel strange when observing a land object or a bird.
Focusing Telescope:
1. After selecting the desired eyepiece aim the telescope tube at a land-based target at
least 200 yards away (e.g. A telephone pole or building). Fully extend focusing tube by turning
the focuser.
2. While looking through selected eyepiece, slowly retract focusing tube by turning
focuser until object comes into focus.
Electronic Eyepiece:
AstroBoy-70e comes with a plug and play electronic eyepiece, iE1300 1.3 megapixel
CMOS camera. An electronic eyepiece works just as a short focal length (few mm) eyepiece.
Therefore, you need to start the observation with the longer focal length eyepiece. In most
cases, directly replace an optical eyepiece with an electronic eyepiece will not bring an image
onto the computer screen immediately. Fine focusing is needed. You should practice in daytime
to get familiar with your setup.
4.3.2. Go to the Moon
After performing these setups, the mount is ready to GOTO and track objects. The most
common object will be Moon.
Press MENU button, select “Select and Slew” by press ENTER button. Select “Planets,
Sun, Moon”, and using ▲ or ▼ button to select Moon. Press ENTER. The telescope will start
slew to the general direction where the Moon should be. After the mount stops slewing, it will
automatically begin to track.
12
If the Moon is not located inside the filed of view (FOV) of the eyepiece once the
telescope stops slewing, you may push the telescope mount (not the base or tripod) in the
azimuth direction and altitude direction (by losing the altitude lock) to put the Moon in the FOV.
Retighten the altitude lock. In most cases, manual move is needed only in the azimuth.
Then press MENU button and scroll down the menu to “Sync to Target” and press
ENTER. Follow the instruction, use ◄ ► ▲ and ▼ keys to move the Moon in the center of your
eyepiece and press ENTER. You may press the SPEED button to change the adjusting speed.
If the Moon is located inside the FOV of your eyepiece but not centered, follow the
instruction above to sync it to the center of the FOV.
4.3.3. Initial Star Alignment
A simple alignment/synchronization can be performed to improve the GOTO and
tracking accuracy. To do so, press MENU button, scroll down to “Align”, select “Solarsys Align”
and press ENTER. The screen will list Moon, Sun and other planets for you to select from.
Select an object using ▲ or ▼ key. Then press ENTER. The mount will slew to the object. Use
◄►▲ or ▼ key to center the object in your eyepiece. Press SPEED button to change the
slew speed if needed. Then press ENTER to complete the alignment. Or press the BACK key to
cancel the process.
An alternate way is performing “Sync to Target” which is equally good as one-star
alignment. To do so, press MENU button, select “Select and Slew” and press ENTER. Then
select a known sky object, such as Moon from “Planets, Sun, Moon” menu and press ENTER.
The mount will slew to the Moon. When the mount stopped slewing, the Moon could be just
inside your eyepiece or way off. Press MENU button and scroll down the menu to “Sync to
Target” and press ENTER. Follow the instruction, use ◄ ► ▲ and ▼ keys to move the Moon in
the center of your eyepiece and press ENTER. Now the system is aligned and readies to go to
other stars.
4.4. Turn Off the Mount
Press the ON/OFF button to turn off the mount.
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5. More Functions of GoToNova® Hand Controller
5.1. Manual Operation of the Telescope
You may observe land and astronomical objects using GoToNova’s arrow keys.
After the telescope was assembled (referring to Section 2. Telescope Assembly), flip the
ON/OFF switch on the telescope mount to the ON position. Use ►,◄,▼ or ▲ buttons to point
the telescope to desired object. You may need using SPEED key to change the slewing speed.
5.2. Slew to an Object
Press MENU button, from the main menu, select “Select and Slew.” Select an object you
would like to observe and press ENTER key.
The GoToNova
or ◄ button to move the cursor and ▼ or ▲ button to change the number. “
object is above the horizon, and “
the horizon can be observed. In some catalogs, those stars below the horizon may not display.
®
hand controller has a database consists of over 4,000 objects. Use ►
”indicates the
” means it is below the horizon. Only those objects above
5.2.1. Planets, Sun, Moon
There are 9 objects in Solar system.
5.2.2. Deep Sky Objects
• Named Deepsky Object: It consists of 137 deep sky objects with their common
names. More information will be available by pressing HELP key. A list of named
deep sky objects is also attached in Appendix C.
• Messier Catalog: It consists of all 110 objects in Messier catalog. More information
will be available by pressing HELP key.
• NGC Catalog: It consists a few thousand objects in NGC catalog. Use ► or ◄ button
to move the cursor and ▼ or ▲ button to change the number.
5.2.3. Comets
It contains up to 64 comets. This database is customer editable.
5.2.4. Asteroids
It contains up to 64 asteroids. This database is customer editable.
5.2.5. Stars
• Named Stars: It consists of 191 stars with their common names. They are listed
alphabetically. A list is attached in Appendix C.
• Constellations: It consists of 88 modern constellations with their names. They are
listed alphabetically. A list is attached in Appendix C.
• Double Stars: It consists of 211 double stars. A list is attached in Appendix C.
14
• SAO Bright Stars: It consists of the bright SAO catalog objects with their magnitudes
greater than 6. A reference table is available on iOptron’s website.
5.2.6. User RA&DEC JD2000 Objects
It can consist up to 256 user predefined objects. These objects need to be entered
before they can be selected for slewing (Refer to 5.7.1 User RA&DEC JD2000).
5.2.7. Enter Position
Go to a target by entering its R.A. and DEC numbers.
5.2.8. Watch List
A watch list is a list of your favorite celestial objects in the database. It can be selected
for slewing. User can add, delete and browse the watch list. (Refer to 5.8 Watch List).
5.2.9. Watch List Auto
This function will set the mount automatically slew to all the objects listed in Watch List
at a preset time interval. The time interval can be set to from 10 seconds to 1200 seconds by
using ▼ or ▲ button.
5.3. Land Objects
Up to 4 your favorite land objects can be stored in the hand controller. Press MENU,
select “Land Objects” and press ENTER, the Land Objects screen will show.
Goto saved 1 2 3 4
Save new 1 2 3 4
Input Coord. 1 2 3 4
A 10º 0.0’ Z 10º 0.0’
Goto saved (land object):
Use ▼ or ▲ button to move the cursor to “Goto saved” line, use ► or ◄ button to a
saved land object and press ENTER. The mount will automatically slew to the target.
This function only works if a land object has been stored in database.
Save new (land objects)
Use ▼ or ▲ button to move the cursor to “Save new” line, use ► or ◄ button to select
the object number you want to store, and press ENTER. A landmark screen will show:
LandMark 1 Stop
A 13º 0.0’ Z 25º58.8’
09-05-04 15:43:27 2X
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