Normally, a telescope takes parallel light rays from a distant star and converges them to a point at the eyepiece focus. Barlowed laser collimation takes advantage of the fact that a telescope will work in reverse. /... /
Attaches to laser aperture for making the primary mirror adjustment quick, efficient and compact.
The Howie Glatter Barlow Laser Collimator Attachment diverges the beam just behind your barlow lens for accurate alignment.
Allows the user to make solo adjustments.
The Howie Glatter Barlow Laser Collimator Attachment fits the threaded aperture of any of Glatter holographic collimator.
Disc attachment with a small mounted barlow lens and flat white front surface screen.
159.00 €
Estimated delivery time : 1-4 days (valid for new orders)
This dovetail rail is suitable for mounting on BRESSER MESSIER 6 , 8 and 10 inch Dobson telescopes. The dovetail rail is manufactured according to the GP standard and therefore these Dobson telescope tubes can be used on any telescope mounting with the appropriate carrying capacity.
dovetail rail (GP) for 6, 8 and 10 inch MESSIER Dobson telescopes
when using these telescope tubes on EQ mounts
the assembly is carried out on the original tube rings
also suitable as spare part for MESSIER telescopes with 200mm prism rail
assembly material and tools included
length: 200mm; width: 45 mm; height: 16 mm
bore spacing: 160 mm; Bore diameter: 6.5 mm
dovetail rail (GP), mounting screws and hex wrench tool included
29.00 €26.10 €
Estimated delivery time : 3-4 days (valid for new orders)