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Rob

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Posts posted by Rob

  1. On 14/04/2023 at 14:55, Coco said:

    Found a great seller on eBay, made an aperture mask for my Bresser 127 L, while  by no means does not show terrible amounts of CA Jupiter does get spoiled a wee bit, so for less than a pint of draught lager I thought worth a punt, I have to say it's very well made, shame matt black wasn't available so I'll flock it. 

     

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    I'd love one of these. Can you share some details by PM by any chance?. Thanks Rob

  2. 4 minutes ago, wookie1965 said:

    No it's not liquid it's two clamshell chips I am really hacked off about it. I cleaned them but someone has had them apart two separating tabs are stuck on the other is a bit of tinfoil. The crown tipped to one side as I put it in and jammed I tried going around gently pushing it when those two chips came off and popped out. 

    The cell was loose when I inspected it so I knew someone had been at it before when I unscrewed it there was loads of metal fillings off the screw thread I had to blow all that out. 

    I really should have sent it back and left alone but I thought it is a good scope I can clean the glass as I have done it before the glass was really tight going in took me numerous times to get it in. 

    Paul 

    I am sorry mate. 

    • Thanks 1
  3. On 08/03/2024 at 17:27, wookie1965 said:

    Ohh I cleaned the glass putting it back together this happened. 

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    OMG!... I'm trying to think of the best approach now. I'm guessing you split the crown and flint lens. I would suggest reaching out to a Vixen telescope supplier to see if you can obtain new spacing tabs. I'm trying to make out the image fully. Is that liquid between the lens, if so you will have to split them re clean and leave to fully dry (maybe in an airing cupboard). Shame I don't live closer I'd offer to come and assit!

  4. 3 hours ago, wookie1965 said:

    All excited when this arrived until I unpacked it there are smudges on the inside of the optical cell maybe I can clean that

    Worse is it won't take 1.25mm eyepieces and the vixen plates I have don't fit it needs narrower ones. 

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    Sorry its not a good start for you on this. The SP102M is a fantastic scope. I felt sure you could buy a thread on 1.25" eyepiece/visual back adapter for this??.. Also have complete faith that you will bring that lens back to its shiny glory with a little time spent!. Rob

  5. Welcome to the forum Prazz. I agree looks like fungus. A few things you can do here to try and salvage.

    Step One: First is to leave the scope (cap off of course) pointed at direct sunlight for some hours, even over a few individual days for a good UV treatment. Make sure there is no diagonal, eyepiece or cap attached at the focuser. Also remove the finder scope/rdf. Repeat the UV treatment over a few bright sunny days this SHOULD kill the fungus and reduce it slightly visually. 

    Step Two : Now this is not for the faint hearted so if your not happy doing this yourself, find someone (poss camera shop for example) to cover this. The doublet lens will need to be removed from the lens cell and individually cleaned/treated with either Baader wonder fluid or another clean with anti fungal additive in.

    Now I have done this on a previous scope around 15 ish years ago with good results. But step two is at your own risk. Step one is a 'Nothing lost' step. So worth the try.

    Good luck.

    Rob

  6. Nice job indeed. And really useful to share. 

    I did the same last weekend with my ED80. I just wanted to share for those that are maybe using Baader Wonder fluid as your point is very valid.

    I add one additional step and although my refactors are not Tak's I do use Baader wonder fluid and the Baader microfiber cloth. After cleaning the removed the lens. The only additional step I take before re-screwing the lens back into the tube is that I wrap my dew heater strap around the lens cell and leave powered on medium level (its a usb type) for 15 mins. This should allow you to feel sure all liquid has evaporated even if it had moved between the air spaced lenses. 

    Good post mind, Thanks

    • Like 3
  7. All my Astro regrets are to do with scopes & items I've sold TBH. Its that fatal floor of thinking you want something different and needing the funds to get there!.

    Sale regrets include : Orion SPX 200 f6 (Planet views were jaw dropping, but really needed an EQ6 mount.. should of just saved for an EQ6!). White tube custom ETX 125 with machined metal rear plate & SCT thread. somewhere around 2005. Really nice optics. Celestron ED80, WO SD66 & WO ZS66 Petzval Both models when they were first released, Celestron C8 starbright coatings black tube with feathertouch focuser. 

    Clearly I've been in the hobby a long time!! :)

    Rob

    • Like 3
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