Join for FREE
It only takes a minute!
Zeiss - Always on the lookout for something special – Shop now

Welcome to BirdForum.
BirdForum is the net's largest birding community, dedicated to wild birds and birding, and is absolutely FREE! You are most welcome to register for an account, which allows you to take part in lively discussions in the forum, post your pictures in the gallery and more.

Showing results 1 to 25 of 1000
Search took 0.13 seconds.
Search: Posts Made By: etudiant
Forum: Spotting Scopes & tripod/heads Monday 17th February 2020, 20:47
Replies: 3
Views: 107
Posted By etudiant
The Cape May store (part of the the well known...

The Cape May store (part of the the well known Cape May Bird Observatory) carries a wide range of scopes and is very customer friendly, so you should have no problem checking out your options.
Do...
Forum: Binoculars Monday 17th February 2020, 03:00
Replies: 51
Views: 1,689
Posted By etudiant
Thank you, that is an informative link. :t: It...

Thank you, that is an informative link. :t:
It suggests that prism less designs may offer an opportunity, but the tradeoffs involved have kept prisms the more economical option.
I hope someone does...
Forum: Sony Sunday 16th February 2020, 23:34
Replies: 240
Views: 42,341
Posted By etudiant
Diffraction limits the effective resolution of...

Diffraction limits the effective resolution of the ultra zoom/small sensor offerings, so that a cropped image of a lesser zoom on a larger sensor can be very comparable. Sadly there are no miracle...
Forum: Binoculars Sunday 16th February 2020, 23:20
Replies: 51
Views: 1,689
Posted By etudiant
That was the question, riflescope cutaways that...

That was the question, riflescope cutaways that I've seen do not show any prisms, just lenses.
I thought the inverted image is re-inverted via a second lens, but don't actually know, so am hoping...
Forum: Binoculars Sunday 16th February 2020, 19:28
Replies: 51
Views: 1,689
Posted By etudiant
So how do rifle scopes and cameras manage this...

So how do rifle scopes and cameras manage this issue?
Is it not simply a matter of adding an extra lens?
Forum: Swarovski Sunday 16th February 2020, 02:14
Replies: 18
Views: 524
Posted By etudiant
The Swaro is a top notch premium scope, the clear...

The Swaro is a top notch premium scope, the clear market leader with few real competitors at that level. It looks good, performs very well and is pretty sturdy. Expensive, but the class of the bunch...
Forum: Binoculars Sunday 16th February 2020, 01:40
Replies: 51
Views: 1,689
Posted By etudiant
Just why are prisms even needed in the binocular...

Just why are prisms even needed in the binocular today?
Modern lenses are plenty good enough to provide a full range of magnification without the extra path length the prisms provide, if camera...
Forum: Vacational Trip Reports Sunday 16th February 2020, 00:40
Replies: 617
Views: 28,825
Posted By etudiant
Thank you for this wonderful trip report! It is a...

Thank you for this wonderful trip report!
It is a gift every day to see a little more of Australia and its beauty.
Forum: Binoculars Saturday 15th February 2020, 21:17
Replies: 137
Views: 7,269
Posted By etudiant
Spot on! The auto focus on cameras is at the...

Spot on!
The auto focus on cameras is at the point where the exact on eye focus is standard for bird photographs, achieved in a fraction of a second. It makes it appear that the binocular community...
Forum: Leica Thursday 13th February 2020, 02:41
Replies: 349
Views: 19,476
Posted By etudiant
Probably very true, but if the 80% Uppendahl...

Probably very true, but if the 80% Uppendahl failure to meet spec comment made earlier has any basis in reality, the price would have been extortionate.
It seems a reasonable compromise, compact,...
Forum: Binoculars Thursday 13th February 2020, 02:30
Replies: 137
Views: 7,269
Posted By etudiant
Zeiss Jena produced the OEM-2, a superb but...

Zeiss Jena produced the OEM-2, a superb but costly stereo rangefinder which were available for a pittance after the collapse of the East German regime.
There is a discussion of it...
Forum: Binoculars Wednesday 12th February 2020, 03:19
Replies: 137
Views: 7,269
Posted By etudiant
There was a post war Japanese stereo binocular...

There was a post war Japanese stereo binocular design whose objectives were at the end of double jointed tubes, somewhat more complex that the Zeiss foldable range finder shown by John Roberts. The...
Forum: Leica Monday 10th February 2020, 00:59
Replies: 349
Views: 19,476
Posted By etudiant
The Leica Retrovid design team did a good job by...

The Leica Retrovid design team did a good job by all reports, even if the SP prisms were a disappointment to purists. The optics are decent and the shape is attractive. So there was no need to go the...
Forum: Canon Friday 7th February 2020, 18:14
Replies: 8
Views: 415
Posted By etudiant
Difficult question, answer depends on your budget...

Difficult question, answer depends on your budget and your future plans.
You can simply add a much longer lens, something in the 500-600mm class, which will improve your reach considerably, at the...
Forum: Bird Forum Fun Quizzes Sunday 2nd February 2020, 01:38
Replies: 504
Views: 54,573
Posted By etudiant
Mourning Dove?

Mourning Dove?
Forum: Bird Identification Q&A Saturday 1st February 2020, 01:01
Replies: 34
Views: 778
Posted By etudiant
Looks to be a first year Cerulean male to my...

Looks to be a first year Cerulean male to my eyes.
The slight supercilium will fade in the adult plumage.
I believe the breast band, which is distinctive, is visible in the last photo.
Forum: Binoculars Wednesday 29th January 2020, 00:47
Replies: 137
Views: 7,269
Posted By etudiant
The zoom feature is easy to add, provided it is...

The zoom feature is easy to add, provided it is on only 1 optical train.
So a zoom binocular would have a Harpia like front end with a Swaro BTX binoviewer attached. It does sacrifice the 3D effect...
Forum: Binoculars Monday 20th January 2020, 01:40
Replies: 32
Views: 2,010
Posted By etudiant
Your preference for the Harpia may be an...

Your preference for the Harpia may be an indication that FoV is more important to you, which argues for the Zeiss SF.
The choice between 10x or 8x is likewise impacted, as the 8x SF FoV really...
Forum: Bird Forum Fun Quizzes Sunday 19th January 2020, 13:13
Replies: 504
Views: 54,573
Posted By etudiant
Snowy Owl?

Snowy Owl?
Forum: Leica Saturday 18th January 2020, 14:37
Replies: 349
Views: 19,476
Posted By etudiant
Don't have the chops to help on the purpose of...

Don't have the chops to help on the purpose of the larger prism, but surely if the glass is not waterproof, it won't be air tight either. Any nitrogen filling would be very temporary.
Forum: Mobile/iPhone Digiscoping Tuesday 14th January 2020, 02:07
Replies: 15
Views: 604
Posted By etudiant
Otterbox offers another case called the Commuter....

Otterbox offers another case called the Commuter. It is considerably different and cheaper, so presumably the adapter does not fit on it.
Forum: Conservation Sunday 12th January 2020, 20:21
Replies: 1
Views: 257
Posted By etudiant
Sadly the ocean remains a basically lawless...

Sadly the ocean remains a basically lawless frontier, ruthlessly exploited by people willing to strip mine the ocean commons for short term returns.
Afaik, there is not even effective enforcement of...
Forum: Mobile/iPhone Digiscoping Sunday 12th January 2020, 20:08
Replies: 15
Views: 604
Posted By etudiant
The shipping may take longer, I usually budget 2...

The shipping may take longer, I usually budget 2 months for stuff from China.

I've used this unit, double the price, but still very cheap for such...
Forum: Mobile/iPhone Digiscoping Saturday 11th January 2020, 11:07
Replies: 15
Views: 604
Posted By etudiant
At the price, it seems a pretty good option, if...

At the price, it seems a pretty good option, if only to get your feet wet.
There are masses of phone adapters, with prices going up from this to well into the hundreds.
They are a pain to use,...
Forum: Leica Wednesday 8th January 2020, 00:55
Replies: 349
Views: 19,476
Posted By etudiant
It may only be me, but I consider outsourcing the...

It may only be me, but I consider outsourcing the production as borderline consumer fraud.
I recognize that it is pervasive, that airlines 'code share' and that even brand name pharmaceuticals are...
Showing results 1 to 25 of 1000
 


Fatbirder's Top 1000 Birding Websites

Help support BirdForum

Page generated in 0.24592495 seconds with 10 queries
All times are GMT. The time now is 02:22.