Thread: Next equipment
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Old 12-03-2018, 05:27 PM
Startrek (Martin)
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Startrek is offline
 
Join Date: Dec 2017
Location: Sydney and South Coast NSW
Posts: 6,057
Hi Adam,

I have a Bintel laser collimator and an Orion lasermate collimator I use on my 10” dob and 6” reflector. Good collimation is a must and gets easier to do each time I get the scopes out

I generally use the following eye piece focal lengths -

Stars , DSO’s 10mm to 30 mm

Planets 5mm to 10mm

Moon 5mm to 20mm

I don’t use Barlow’s

AFOV, Eye relief and Exit pupil are important factors to consider when selecting eye pieces

If you can get a copy of William Paolini’s book “ choosing and using Astronomical Eye pieces” it is an excellent resource to totally understand eye pieces in amateur astronomy. I thoroughly recommend the book

Good luck

Clear skies !
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