AstronSCIENTIFIC HTT-V2.0 T21 Hermes Traveller Astroimaging & Viewing Optical Tube Assembly

User Manual - Page 112

For HTT-V2.0.

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112
sometimes difficult to measure those
telescope’s focus range.
Instead, and before doing the “TRAINING
PROCEDURE”, you must focus manually the
PORT-1 eyepiece and fine-tune the focus to a
NEAR object using the IN or OUT keys or with the
Auto Advance Keys (21) and select the “30,000”
option in the drop-down menu (42) and after do
a “RESET POSITION” (43) found in the
SETUP>CONFIG screen.
The result should be a “30,000” displayed at the
“CURRENT POSITION” counter (25) and a NEAR
object focused with eyepiece in position PORT-1
of the ROTARION. If so, proceed to the TRAINING
PROCEDURE.
If you do not follow the previous
recommendation, you may reach “0” in the
“CURRENT POSITION” counter (25) when
focusing later with higher power and small mm
number eyepiece while teaching the ROTARION
AUTOFOCUS for the FAR and VERY FAR offsets.
If so, you will be unable to complete the
TRAINING PROCEDURE correctly, you will have
to repeat the TRAINING PROCEDURE again from
a largest focus coordinate in eyepiece PORT-1,
selecting and focusing a NEAR object again, and
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