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Old 26-11-2007, 08:52 PM
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Waiting Waiting

Hi Guys,

Isn't it a Bugger when the sky is clear, the jet stream is gone, and you want to image, but the Moon is high.

You can bet on it when next week when the Moon has racked off, it will be cloudy.

Just thought I would share that with you.

Leon
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Old 26-11-2007, 09:01 PM
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One word - narrowband!
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Old 26-11-2007, 09:06 PM
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Yep Lee, that would probably do it, but i don't know if one can get them that big.

The Tak needs one of 72 mm, and the Canon 300mm needs a 52 mm.

leon
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Old 26-11-2007, 09:19 PM
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I would think you could get them as big as you like - depends how much $$ you want to pay! 2" are standard - aren't they 52mm??
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Old 26-11-2007, 09:30 PM
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Lee I think the 2'' is classed as 48mm, if i can remember correctly.

I didn't think I could get them any larger, Do you happen to know where I could get them that size, $ are Ok.

leon
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Old 26-11-2007, 09:54 PM
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No idea - I was speaking generally..... you can get 50x50mm square at Custom Scientific though.
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Old 26-11-2007, 09:56 PM
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Ok, thanks for that.

Leon
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Old 27-11-2007, 01:24 AM
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No Moon up here Leon, the clouds have blocked it out.

Cheers
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Old 27-11-2007, 05:51 AM
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I'd be happy for the clouds to part so I can do some lunar imaging.. Forecast is horrible for the next week.
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Old 27-11-2007, 06:02 AM
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Quote:
Originally Posted by leon View Post
Yep Lee, that would probably do it, but i don't know if one can get them that big.

The Tak needs one of 72 mm, and the Canon 300mm needs a 52 mm.

leon
Depends how you attach your camera Leon.
If you use a T ring, and it has a 48mm thread on the front (like mine does) then simply screw the filter into the light path. I use a Baader 2" in mine.
Camera lenses are a bit more difficult, but there is always a way around it.
This was tossed around last week. http://www.iceinspace.com.au/forum/s...ad.php?t=25971
Lastly. The 52mm you require for the Canon 300, it is a "drop in" filter? If so, you may find 48mm is close enough.
Gary
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Old 27-11-2007, 10:29 AM
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Quote:
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I'd be happy for the clouds to part so I can do some lunar imaging.. Forecast is horrible for the next week.
Hi Mike, I haven't even looked through a scope for almost 7 weeks,

I going to have to get out the manuals and relearn the lot.

Cheers
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Old 27-11-2007, 12:53 PM
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Quote:
Originally Posted by gbeal View Post
Depends how you attach your camera Leon.
If you use a T ring, and it has a 48mm thread on the front (like mine does) then simply screw the filter into the light path. I use a Baader 2" in mine.
Camera lenses are a bit more difficult, but there is always a way around it.
This was tossed around last week. http://www.iceinspace.com.au/forum/s...ad.php?t=25971
Lastly. The 52mm you require for the Canon 300, it is a "drop in" filter? If so, you may find 48mm is close enough.
Gary
try one of these http://www.telescope-service.com/fil...OS_Klemmhalter
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Old 27-11-2007, 04:17 PM
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Thanks Guys, Yes I did have a good look at that link the other day, could be very useful.

Leon
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Old 27-11-2007, 04:27 PM
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Gary, I don't use a T-Ring with the Camera to Tak arrangement.

A CA 35 Adapter is screwed to the Tak and then the Camera just fits onto that, no threads for filters at all.

Behind the rear lens on the Tak there is a thread that accepts a 72 mm Filter, and presently I am using a Hutech 72mm LPR filter.

All In all it works pretty well

Leon
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Old 28-11-2007, 04:58 AM
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Leon,
darn, then it looks like the "Houghy in the body filter" is your only immediate alternative.
Gary
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  #16  
Old 28-11-2007, 07:47 AM
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Yep Gary it dose look that way, never mind, I'll just plod along, thanks for your suggestions.

leon
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