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A question on Newtonian collimation



 
 
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  #31  
Old February 1st 04, 11:44 PM
sirsquirrelnutkin
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Default A question on Newtonian collimation

I have found this site to be useful

http://www.schlatter.org/Dad/Astronomy/collimate.htm

Good luck
  #32  
Old February 2nd 04, 01:18 AM
Duane
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Default A question on Newtonian collimation

"Stephen Paul" wrote in message ...


Does anyone have a web page with images like Bryan's, that is more
comprehensive on the _process_, without going into overkill optical theory
like you'll find with Nils Olof Carlin. I am sure that these guys know there
stuff real well, but I just don't understand it. In fact, I don't _want_ to
understand it, I just want to _do_ it.


Here are some alternatives...

http://www.rfroyce.com/collimat.htm
http://www.efn.org/~mbartels/tm/collimat.html (more URLs at the end of this too)

Regards,

Duane
  #33  
Old February 2nd 04, 01:18 AM
Duane
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Default A question on Newtonian collimation

"Stephen Paul" wrote in message ...


Does anyone have a web page with images like Bryan's, that is more
comprehensive on the _process_, without going into overkill optical theory
like you'll find with Nils Olof Carlin. I am sure that these guys know there
stuff real well, but I just don't understand it. In fact, I don't _want_ to
understand it, I just want to _do_ it.


Here are some alternatives...

http://www.rfroyce.com/collimat.htm
http://www.efn.org/~mbartels/tm/collimat.html (more URLs at the end of this too)

Regards,

Duane
  #34  
Old February 2nd 04, 01:18 AM
Duane
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Posts: n/a
Default A question on Newtonian collimation

"Stephen Paul" wrote in message ...


Does anyone have a web page with images like Bryan's, that is more
comprehensive on the _process_, without going into overkill optical theory
like you'll find with Nils Olof Carlin. I am sure that these guys know there
stuff real well, but I just don't understand it. In fact, I don't _want_ to
understand it, I just want to _do_ it.


Here are some alternatives...

http://www.rfroyce.com/collimat.htm
http://www.efn.org/~mbartels/tm/collimat.html (more URLs at the end of this too)

Regards,

Duane
  #35  
Old February 2nd 04, 01:48 AM
Chuckle Head
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Default A question on Newtonian collimation


"Wfoley2" wrote in message
...


That is hear it, not here it.


Thanks Bell, my spill checker is broken. g

And thanks to all for the links. I've done this too many times to be of good
humor when it still doesn't come out right.

Hopefully, all I need are better pictures of what we are trying to
accomplish in the focuser end. I really don't have any trouble with making
the adjustments. It's the racked out big donut that doesn't have the hole on
center, that's causing me all the grief. I'll take Bill F's advice, relax
and go for it again, using Nils' simplified three steps as shown in the S&T
article.

Back to the game...
-Stephen


  #36  
Old February 2nd 04, 01:48 AM
Chuckle Head
external usenet poster
 
Posts: n/a
Default A question on Newtonian collimation


"Wfoley2" wrote in message
...


That is hear it, not here it.


Thanks Bell, my spill checker is broken. g

And thanks to all for the links. I've done this too many times to be of good
humor when it still doesn't come out right.

Hopefully, all I need are better pictures of what we are trying to
accomplish in the focuser end. I really don't have any trouble with making
the adjustments. It's the racked out big donut that doesn't have the hole on
center, that's causing me all the grief. I'll take Bill F's advice, relax
and go for it again, using Nils' simplified three steps as shown in the S&T
article.

Back to the game...
-Stephen


  #37  
Old February 2nd 04, 01:48 AM
Chuckle Head
external usenet poster
 
Posts: n/a
Default A question on Newtonian collimation


"Wfoley2" wrote in message
...


That is hear it, not here it.


Thanks Bell, my spill checker is broken. g

And thanks to all for the links. I've done this too many times to be of good
humor when it still doesn't come out right.

Hopefully, all I need are better pictures of what we are trying to
accomplish in the focuser end. I really don't have any trouble with making
the adjustments. It's the racked out big donut that doesn't have the hole on
center, that's causing me all the grief. I'll take Bill F's advice, relax
and go for it again, using Nils' simplified three steps as shown in the S&T
article.

Back to the game...
-Stephen


  #38  
Old February 2nd 04, 02:33 AM
Stephen Paul
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Default A question on Newtonian collimation


"jerry warner" wrote in message
...
newts are much easier than any sct.


Easier for you maybe.

For me, until the newt secondary is properly aligned, the SCT is easier.

-Stephen


  #39  
Old February 2nd 04, 02:33 AM
Stephen Paul
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Default A question on Newtonian collimation


"jerry warner" wrote in message
...
newts are much easier than any sct.


Easier for you maybe.

For me, until the newt secondary is properly aligned, the SCT is easier.

-Stephen


  #40  
Old February 2nd 04, 02:33 AM
Stephen Paul
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Default A question on Newtonian collimation


"jerry warner" wrote in message
...
newts are much easier than any sct.


Easier for you maybe.

For me, until the newt secondary is properly aligned, the SCT is easier.

-Stephen


 




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