Quote:
Originally Posted by Visionoz
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hi J
theSKYWATCHER FOCUSER is why it is difficult to collimate with any of the quality BARLOWED laser collimators,as the focuser( A VERY LOUSY STANDARD SKYWATCHER FOCUSER)drawtube is very long and you can not see the image on the barlow lense ,the solution is to have the eyepiece adaptor head reduced by turning it on lathe.down to 1/8 thichness.Once you can see the barlow the collimation is dead easy,you can also change the focuser to a low profile type.i have done both and use a astrosystems laser barlowed collimator.the spider vanes on the secondary are a bit light on and flex when collimating the secondary mirror,just take care not to over tighten the screws(these too you can replace with hex alen head bolt s...cheaper than bobs knobs)
otherwise its a good little scope