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HELP----WHAT IS THE BEST WAY TO COLLIMATION A SCOPE????????????COLLIMATION EYEPIECE????CAP?????OR LASER????--------I HAVE ALL 3 BUT THE THE RESULTS ARE NOT THE SAME!!!!!!!!!!!!!!!!!!!!!!!. ALL THE BEST TO YOU ALL :D :D :D DC10MD11 :D :D :D i DC11 i've had this dilemma, i've used cap without barlow ...

i have collimated my scope with laser and left scope outside to aclimatise with fan on back but, other than overhead, images are still out of focus on planes with barlow and primary mirror moved up from lowest position three quarter turns on screws next to collimation knobs at back of mirror. What t...

hi there a couple from monday 21st Dec with barlow http://i672.photobucket.com/albums/vv81/gpgregperace/CRW_3071-1.jpg Aeroflot (i think) overhead flying west http://i672.photobucket.com/albums/vv81/gpgregperace/CRW_3065-1.jpg http://i672.photobucket.com/albums/vv81/gpgregperace/CRW_3064-1.jpg sorry...

Overhere only a couple dozen hours of sunshine during the entire month, so not much joy. Same overhere in Leeds you get a clear spell then before your have set equipment up its clouded over i bet thats where Bigma lens is handy i use this link to predict if we are going to get decent contrail condi...

hi Dc10 and cwuk blindin pictures weather up in leeds terrible no pictures since sept.
i was just wondering if you used your Barlows for your pictures as haven't used mine yet since i bought it august (heatwaves etc)

The pick from Saturday 10th oct over leeds weather was crisp and sky was crystal clear prerfect conditions these are my best pictures so far in my opinion http://i672.photobucket.com/albums/vv81/gpgregperace/IMG_2710.jpg http://i672.photobucket.com/albums/vv81/gpgregperace/IMG_2714.jpg Air Canada He...

http://i672.photobucket.com/albums/vv81/gpgregperace/IMG_2623.jpg http://i672.photobucket.com/albums/vv81/gpgregperace/IMG_2624.jpg Luftansa A340 heading west http://i672.photobucket.com/albums/vv81/gpgregperace/IMG_2630.jpg Ryanair heading north http://i672.photobucket.com/albums/vv81/gpgregperace...

cheers stef a great help as always, i've seen this Orion fan which my scope has holes for on bottom of the primary mirror http://www.crazycameras.co.uk/index.php?act=viewProd&productId=17313&aff_code=gg i thought it blew but as i have found on following link this Orion fan sucks air through ...

Does attaching a fan on the back of the primary mirror of dobsonian telescope significantly cut cooling down times? As still getting watery images through Barlow

pick of today BA 737 heading north with no heat waves and excellent light

hi there news screws fitted mirror moved up and low profile focuser fitted here are the pick of the bunch from this morning http://i672.photobucket.com/albums/vv81/gpgregperace/IMG_2522test.jpg http://i672.photobucket.com/albums/vv81/gpgregperace/IMG_2523test.jpg http://i672.photobucket.com/albums/v...

just found this low profile focuser would this help me?

http://stargazerslounge.com/equipment-r ... cuser.html

Hi, thanks for the compliment :D it might be that the focuser cant quite reach focus? I have the 12" too and have experienced many problems with focusing because the focuser has to go all the way in to focus on the plane. I had to do some DIY on the focuser to make it go in further. Just slack...

contrailwatcherUK wrote:Taken yesterday evening at sunset, Evergreen 747-200:

superb pic mate this is what i'm striving for i've got a long way to go, my pictures seem so out of focus but look fine in camera view finder

few taken without barlow today with no changes made just straight from camera

any comment and help welcome

leedseagle

yeah i removed the big cap mate

@ leedeagle: quality of pics is rather modest. Pls give a description of your setup, perhaps we could be of assistance. hi skystef sorry for poor quality images i too was rather disappointed i'm using sky watcher 12" DOB with canon 300d with t-ring and t-adapter, Skywatcher 2" ED Barlow d...

Hi leedseagle, I think your photos could be a lot better, especially with the equipment you're using. What brand of barlow lens are you using? is it a 1.25" or 2"? Also, are you using a t-ring to attach the camera to the barlow? hi there i'm using 2" skywatcher super deluxe ED Barlow...

Hi there Here are selection of my first attempts from yesterday over leeds: All taken with Canon 300d on 12" dob and 2x Barlow. Camera settings M mode, ISO200, Shutter speed 1/400. Auto contrast and Auto colour tools used in Picassa then Photo---Auto-process---Reduce Noise in Photo Impact these...

no worries got it working