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Everything posted by niallk
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Sounds class!! - and a big congratulations to you both on your engagement πΎπ₯
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A 12" dob would provide some shade in the daytime too π
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PS I'd love to be able to binoview with the LS50, but focus travel issues... I once observed through a TV Binovue in a LS60 double stacked with a 50mm front etalon, and it was just stunning π It's what made me get my own kit!
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My double stacked Lunt 50mm beats Gong images on surface detail. In particular, I can focus to a sharper degree revealing subtle fine detail, imho. Similar to gong on proms, except sharper. The pressure tuning then allows different features to be accentuated. I use a TS zoom EP, but it degrades views below about 8.5mm. I can get better results with a 2.5X PM and fixed focal length EPs.
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Mine was a SW 250px: great scope & phenomenal value for money π I had such an enjoyable learning process with it, and it showed me so many wonders of this universe we live in.
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Great link - thanks for posting it! ππ
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Taurus T400 Dobson F4.5 FL1800mm
niallk replied to Simon128D's topic in Discussions - Scopes / Whole setups
@Captain Scarlet, @Simon128D, In previous years I've both pitched a tent on the dunes behind the beautiful beach there in Ballinskelligs, and another year I had the family with me and pitched in the grounds of the Skellig Lodge itself - along with several other campers! I requested permission beforehand, and it was no prob - in return for a donation to the chosen charity, which I was glad to do. This year I might wild camp on the dunes again if needs be π Not strictly permitted, but... I can drive the scope up and just leave it in the car at the end of the night. probably have a few beers and collect the car during the day! -
Taurus T400 Dobson F4.5 FL1800mm
niallk replied to Simon128D's topic in Discussions - Scopes / Whole setups
@Simon128D great report - fantastic sounding session!! Glad to hear the scope is delivering superb views. It looks class too π Sounds like a great location... you've made me itch to get a road trip with my dob in soon π -
Common buzzard solar transit You Tube link much smaller
niallk replied to Ibbo!'s topic in Imaging - Solar
Beautiful! -
Replacement blue glass received - prompt service from Baader π Replacement was - as others had said - very straightforward: * picked off some black 'silicone' on the retainer ring * used two woodscrew, one in each hand, to unscrew the retainer ring - no problems π * old glass freely fell out, dropped new one in * re-tightened retainer ring, and backed off 1/2 turn per Lunt advice for avoiding heat induced expansion stresses Then got to check and.... lovely π no scatter around the limb, so improved contrast for proms. No feeling like I'm observing through patchy cloud on the disc. My 'lil Lunt is restored π
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Refractor Fanboi drives a 16β dobβ¦
niallk replied to Stu's topic in Discussions - Scopes / Whole setups
Congrats Stu, looks like a very nice scope, very Obsession UC-esque! Looking fwd to hearing more -
10 inch dob vs 12 inch dob for planetary
niallk replied to JokubasJar's topic in Discussions - Scopes / Whole setups
What's the seeing like at your typical observing location(s)? -
A Three-Night Galaxy Binge with the 20β dob...at last.
niallk replied to Ships and Stars's topic in Observing - Reports
Superb report - and great pics too: brrrrrr!! π₯Ά Will be stealing from your list of targets there π -
What's the next eyepiece you are going to... get rid of?
niallk replied to Ags's topic in Discussions - Eyepieces
20ES100 ... displaced by N31T5 & 17E. It has only been used a few times, and is just sitting in its box. I've never sold anything on the Internet before though... π Might see if anyone wants to buy it at the Skellig Star Party in August. I gave away a few TS plossls and a nice enough 15mm 70Β° 'super wide' EP & barlow. -
I wish they'd post some pictures inside and outside of focus so we could examine secondary breakout...π
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StellaLyra 12" Dob - the good and the bad
niallk replied to Mr Spock's topic in Discussions - Scopes / Whole setups
Fine job ππ -
Taurus T400 Dobson F4.5 FL1800mm
niallk replied to Simon128D's topic in Discussions - Scopes / Whole setups
Fingers crossed the views will be as good as that scope looks ππ€ If it performs well, it does look like a beautiful scope with a great design for portability. -
Taurus T400 Dobson F4.5 FL1800mm
niallk replied to Simon128D's topic in Discussions - Scopes / Whole setups
That's poor. My 15" mirror was shipped from OMI in Iowa, USA to Ireland, and it was pristine. The packaging was impressive, and I've kept in case I need to ship for re-coat. As Magnus says, a rinse with is worth a shot, and see if the views are sharp with low scatter. If so, maybe worth trying to forget this disappointment- but you're right, the company should do better. On my mirror, within minutes I could see the odd bit of dust / fibre settling on the surface! They never stay pristine long... especially after one night under the stars. -
I spent > β¬150 on an EP kit from TS when I first started... money down the drain! I eventually took the plunge on a TV N13T6, and wow! I was hooked. Twice the price, but still a favourite 10 yrs later. I deviated once and bought an ES 20mm 100Β°... edge aberrations and false colour led me to purchase a 17E- which I love. I have confidence that if I invest in a TV item, I'll get a quality, high performance product, and I think I get a fair sense of pros and some cons to set expectations from reviews on SGL etc. They offer the most complete ecosystem too - eg Paracorr, and I may end up getting Dioptrx. That's not to say other brands aren't top notch - but in a world of buying on-line, and a poor 2nd hand market in Ireland, I personally choose to 'buy once, buy quality'. And I do like the backstory and the repeated innovation from TV. I would say they've earned my brand loyalty!
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At β¬22, I'm OK to swallow the cost for a pristine optical element. Obviously would prefer it not to happen, or be free. The next thing for me now tbh is to source a tool for the retaining ring!
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Ordered from Bresser - I had to pay (really would have expected to receive this for free given it is a materials design/spec defect imho... ) β¬21.90 shipped, but it's the principle! Should be here in a few days...
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Fwiw, I purchased my scope in early 2017. I noticed it beginning to corrode in early 2021, and it degraded a helluva lot in 1 year... despite silica pellets etc.
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You can see in my pic, the filter is quite bad looking. Now, I still got very nice views - BUT it was obvious something was amiss. There was uneven light scatter, and it was like observing through mottled light cloud... or when a secondary mirror on a dob begins to dew up! I'm looking fwd to getting it fixed - fingers crossed for a reasonable lead time π€
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Cheers - yep I'm familiar with CN π My main concern is lead time... lots going on with the sun these days, and hopefully will get sorted quickly. I'll either have to fashion a tool, or purchase one to remove the glass. I don't recall reading that replacement glass has addressed the root cause of the corrosion... but maybe I've missed it.