Autofocus

Version 2 of the myFocuser Project

Brought to you by: brownrb

Autofocus

Forum: General Discussion

Creator: Astronomike

Created: 2024-07-31

Updated: 2024-08-31

Astronomike - 2024-07-31

hi, im building the focuser.
im just curious as to whether programs such as nina etc will interface with the focuser and autofocus, with or wihout temp compensation.
thx
mike

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- brownrb - 2024-08-01
  
  short answer
  Yes, in the pdf there is even focus curves from NINA, pg 112
  
  Regards
  Robert
  
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  - Astronomike - 2024-08-01
    
    <meta http-equiv="content-type" content="text/html; charset=utf-8">Thx Robert
    Sent from my iPad
    
    On 1 Aug 2024, at 06:59, brownrb <brownrb@users.sourceforge.net> wrote:
    
    short answer
    Yes, in the pdf there is even focus curves from NINA, pg 112
    
    Regards
    Robert
    
    Autofocus
    
    Sent from sourceforge.net because you indicated interest in https://sourceforge.net/p/arduinoascomfocuserpro2diy/discussion/general/
    
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Dave Wilkes - 2024-08-01

Yes it works well with NINA

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Astronomike - 2024-08-27

thx for your replies

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Jacques Talbot - 2024-08-28

Here a autofocus graph

autofocus.jpg

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- Dave Wilkes - 2024-08-29
  
  what are your settings?
  
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  - Jacques Talbot - 2024-08-30
    
    I have the Nema17 step motor with A4988 controler at 1/8 step. I connect with USB at 9600 baud (I have given up using bluetooth ). In Nina I used these setting
    
    Last edit: Jacques Talbot 2024-08-30
    
    Nina autofocus setting.jpg
    
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Dave Wilkes - 2024-08-30

change to overshoot and add some backlash to one way only

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Dave Wilkes - 2024-08-30

change to overshoot and add some backlash to one way only

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- Jacques Talbot - 2024-08-31
  
  I don't need to it is working perfectly. No backlash because I am direct on the shaff
  
  👍
  1
  
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