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Search: Posts Made By: jring
Forum: Tripod and Heads Thursday 15th August 2019, 20:32
Replies: 12
Views: 211
Posted By jring
Yes, and no, you don't want to use it for...

Yes, and no, you don't want to use it for birding...

https://www.cullmann.de/no_cache/en/detail/id/titan-935.html

Joachim
Forum: Tripod and Heads Wednesday 14th August 2019, 22:29
Replies: 14
Views: 261
Posted By jring
Well, the ideal load is 2.5kg - max is 5. Swaro...

Well, the ideal load is 2.5kg - max is 5. Swaro lists the ATX95 kit at 2.15 kg... Or is it a BTX or a camera on top?
With 900g for the 500AH it's a bit over 3kg - so a bit more than recommended but...
Forum: Tripod and Heads Wednesday 14th August 2019, 14:19
Replies: 14
Views: 261
Posted By jring
Hi, well if you want to go 4 section, take the...

Hi,

well if you want to go 4 section, take the 180 quid Velbon legs posted by Daniel in post #2 and the 50 quid 500AH from Daniels latest post and you're set.

The Geo E 440L is the long model...
Forum: Tripod and Heads Wednesday 14th August 2019, 10:54
Replies: 20
Views: 530
Posted By jring
Hi, this is quite effective - just make sure the...

Hi,

this is quite effective - just make sure the bag cannot move around - you don't want to create a pendulum...

Joachim
Forum: Tripod and Heads Tuesday 13th August 2019, 21:04
Replies: 14
Views: 261
Posted By jring
Hi, or this one - 3 sections and thus a bit...

Hi,

or this one - 3 sections and thus a bit longer but more stable... and put a 500AH on it... you really want to be able to properly balance your heavy scope with the long...
Forum: Tripod and Heads Tuesday 13th August 2019, 06:52
Replies: 20
Views: 530
Posted By jring
Hi, well, I got used to it... but I never...

Hi,



well, I got used to it... but I never really tried it differently, so no comparison.



That is a wise decision!
Forum: Tripod and Heads Monday 12th August 2019, 21:28
Replies: 20
Views: 530
Posted By jring
A scopac or similar is highly recommended and you...

A scopac or similar is highly recommended and you won't notice the weight.

Joachim
Forum: Others Monday 12th August 2019, 17:58
Replies: 2
Views: 209
Posted By jring
Hi, this is indeed a very nice test - especially...

Hi,

this is indeed a very nice test - especially the second and third image could be used for explaining field curvature...

Enjoy your classic porros!

Joachim
Forum: Nikon Monday 12th August 2019, 17:47
Replies: 15
Views: 473
Posted By jring
Hi, I agree slightly loose is best as it can be...

Hi,

I agree slightly loose is best as it can be flicked off with the fingers when bringing the glass to eye level...

Joachim
Forum: Nikon Monday 12th August 2019, 10:14
Replies: 15
Views: 473
Posted By jring
Hi, basically you can use any rainguard with the...

Hi,

basically you can use any rainguard with the correct eyepiece diameter... so measure the outer diameter of your eyepieces and go to amazon or ebay...

If you want sth easier to fit than the...
Forum: Tripod and Heads Saturday 10th August 2019, 22:32
Replies: 20
Views: 530
Posted By jring
Hi, the S2 will be quite overloaded at 2.5kg....

Hi,

the S2 will be quite overloaded at 2.5kg. The Beefree Live is specced for 4kg max load, so it might actually work, but I would still recommend the 500AH because it has a counterbalance for 2.5kg...
Forum: Zeiss Friday 9th August 2019, 21:31
Replies: 17
Views: 651
Posted By jring
And I went to the local Chevy dealer and asked if...

And I went to the local Chevy dealer and asked if they could install an updated engine available 10 years after my ancient Vette was bought - for free of course. They told me no, we don't have...
Forum: Leica Friday 9th August 2019, 21:19
Replies: 5
Views: 609
Posted By jring
Hi, still quite nice pair of bins although a bit...

Hi,

still quite nice pair of bins although a bit on the heavy side - it's affectionately known as the brick...

https://www.allbinos.com/628-Leica_Trinovid_7x42_BN-binoculars_specifications.html

I...
Forum: Binoculars Thursday 8th August 2019, 07:07
Replies: 7
Views: 621
Posted By jring
Hi, while fully understanding the maths of it is...

Hi,

while fully understanding the maths of it is certainly nice, making designs with aspheric elements could be done by simulating their effect with raytracing software and the main problem with...
Forum: Kowa Thursday 8th August 2019, 06:57
Replies: 11
Views: 497
Posted By jring
Hi, with a new 30 wide included it's a great...

Hi,

with a new 30 wide included it's a great price - the EP is like $300 alone. Let us know how you like it.

Joachim
Forum: Binoculars Tuesday 6th August 2019, 22:35
Replies: 28
Views: 1,222
Posted By jring
Hi, the WX 10x50 shows how big eyepieces for...

Hi,

the WX 10x50 shows how big eyepieces for that kind of afov, good edge performance and eye relief will be. Scaling it down to 10x40 will still make for an instrument quite a bit north of the 1kg...
Forum: Kowa Tuesday 6th August 2019, 22:18
Replies: 11
Views: 497
Posted By jring
Hi, johnf3f is using an SDLv2 like me, iirc - he...

Hi,

johnf3f is using an SDLv2 like me, iirc - he introduced me into the Opticron zoom hack.

Image brightness will of course be better in a current 85-88mm alpha - first and foremost due to more...
Forum: Spotting Scopes & tripod/heads Tuesday 6th August 2019, 19:42
Replies: 10
Views: 435
Posted By jring
Hi, congratulations to your new scope! I would...

Hi,

congratulations to your new scope! I would have been astonished if the dust had actually impaired the view...
With astro scopes people have been using primary mirrors with multiple large holes...
Forum: Binoculars Tuesday 6th August 2019, 12:00
Replies: 28
Views: 1,222
Posted By jring
Hi, the problem is that building binoculars with...

Hi,

the problem is that building binoculars with afov beyond 70 deg to a current standard of edge quality and eye relief needs a complex eyepiece with a fairly large eyelens. The field stop and thus...
Forum: Binoculars Monday 5th August 2019, 18:22
Replies: 39
Views: 1,817
Posted By jring
I can't make out which is which but the one with...

I can't make out which is which but the one with the slight hump in the red from 650nm on might be a bit warmer... at least at first glance... the eye tends to adapt quicky...

Joachim
Forum: Zeiss Monday 5th August 2019, 17:58
Replies: 19
Views: 1,018
Posted By jring
Hi, I agree with Zeiss that you will not notice...

Hi,

I agree with Zeiss that you will not notice 3% less transmission unless you use a lab fitted for this kind of measurements.

Joahim
Forum: Binoculars Monday 5th August 2019, 14:24
Replies: 5
Views: 386
Posted By jring
Hi, first of all, welcomer to birdforum! I...

Hi,

first of all, welcomer to birdforum!

I don't think top of the line coatings will make a 10x40 perform like a generic multicoated 10x50 - aperture is king.
Image stabilisation on the other hand...
Forum: Kowa Monday 5th August 2019, 14:00
Replies: 11
Views: 497
Posted By jring
Hi, it really depends on sample variation - my...

Hi,

it really depends on sample variation - my cherry TSN-3 body with a current EP (Opticron SDLv2 or current Kowa 20-60 with or w/o Extender) does deliver an image comparable to current alphas -...
Forum: Binoculars Sunday 4th August 2019, 17:36
Replies: 28
Views: 1,222
Posted By jring
If you compare a wide angle pair of 10x32 with a...

If you compare a wide angle pair of 10x32 with a not so wide angle pair of 7x bins (see my post you were not interested in for reasons), that's what you get. Take a wide angle pair of 8x32 or wait...
Forum: Zeiss Saturday 3rd August 2019, 22:13
Replies: 32
Views: 1,188
Posted By jring
Hi, had a quick look at sold items on ebay......

Hi,

had a quick look at sold items on ebay... cheapest Diascope 85 with bag but no tripod was 620 quid - altough that was an auction...

Joachim
Showing results 1 to 25 of 1000
 


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