Anvh

Joined: 4th July 2008

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Anvh
Pentaxophile wrote:
The ipad obviously fills a niche for many people, and is very intelligently designed, and well marketed. I would love it if someone gave me one. But I agree with Daniel about whether we 'need' these products at all.
I believe the philosophy behind the iPad was describe be one of the founders of the modern PC on how a PC should look like so actually the idea is quite old.

I'll try to find the article.
update: here it is link

Comment by Anvh posted on Remember when some people on here were saying how much of a flop the iPad would be... at 26/06/2010 - 21:35

Anvh
johnriley wrote:
Quote:
If you mean along the lines of PC based - and typically browsing delivered - malware then the answer is probably no – at least for now.
That was what I meant. I suspected that was the case, and it is an advantage to those who don't want to mess about with computers but just want a device to use.
John security researchers have hacked the iPhone in a competition a couple of months back so as you can see nothing in this world is safe.

Here is the official press release from the researchers link
And here is a link to a news site with more information on how the hack appears when your phone is hacked and what can be done. link

Comment by Anvh posted on iPhone or Google Nexus? at 26/06/2010 - 21:28

Anvh
Still haven't an answer back from Pentax here, this already the 3th time they don't reply to an question from my, I most be on a black list or something

Comment by Anvh posted on I killed my K100d!...advise please. at 26/06/2010 - 20:42

Anvh
Pentaxophile wrote:
I'm sure it's something they can easily clarify if / when they bring out a larger format sensor. I guess they would only approve lenses which worked without compromise though, which would rule out the DA40
So if you buy a DA14 and mount it on a digital 135 format camera it simply won't work?
I don't think that's a great idea though since you would only find out when bought the lens
The only thing they could do is rebrand the ones that are suitable to DFA or else the lens coding gets really confusing

Comment by Anvh posted on DA 40 f2.8 and film at 26/06/2010 - 20:40

Anvh
Have you looked at ebay, they aren't that expensive.

link

Cheapest 645 to K-mount adapter is £76.78 + £13.32 for P&P so I pay that £10 extra

Comment by Anvh posted on 645 to K adapter. at 26/06/2010 - 20:36

Anvh
For photos it isn't a real problem although the 40 megapixels files of the 645D can be quite large
The SDXC cards are I believe more aimed at the video market ad since most current DSLR can do video surely some would see the benefit of it.

Comment by Anvh posted on SD Card Compatibility at 26/06/2010 - 14:59

Anvh
thoughton wrote:
And then the factual errors and illogical assumptions again.

Mr C: Ereaders - not that old chestnut again? I think it speaks for itself. Perhaps some hardcore bibliophile ("don't mess with me, I'm an extreme librarian") would prefer an ereader. The rest of the world will prefer an ereader that also does email, web, games, etc. Especially since the price of the Kindle DX is about the same as the middle tier ipad.
Good that the Kindle does have a web browser then
Also you can make a free Kindle email address and you can send files or emails to that, however the use of the 3G network is then not free but it isn't free with the iPad either.

Comment by Anvh posted on Remember when some people on here were saying how much of a flop the iPad would be... at 26/06/2010 - 14:56

Anvh
Hardgravity wrote:
With so many digital lenses that can be used on 35mm,it wouldn't be a problem for Pentax users if (when?) they produced a FF sensor.
The problem is the naming, since you need to know out of your head if a lens fits or not

If they just named the ones with a big enough image circle DFA it wouldn't have been a problem

Comment by Anvh posted on DA 40 f2.8 and film at 26/06/2010 - 14:22

Anvh
No problem I knew there was a site so it only took a quick search.
thoramay wrote:
There is also available a 645 Pentax to Canon fitting. I am wondering if the Canon fitting can be substituted with a Pentax type. Any thoughts??
The problem is that the lens mount of the Canon is bigger then that of Pentax so canon won't fit inside the pentax mount and the other problem is that the Lens is closer to the Sensor with Canon then with pentax so in order to fit the canon adapter must be inside the body of the Pentax so that's all a no go.
The only mount that will surely fit the pentax is the m42 and the m39 mount.

the Pentax mount does however fits perfectly in the Canon mount if you've a canon camera.

If you plan to change the mount of an adapter then I would rather pay a bit more to get a Pentax one since it won't be easy and probably more trouble then it's worth.

Quote:
A silly question. How can I determine that the fitting gives me infinity focus? I am still trying to work this one out.
Just focus, you see fast enough if it goes far enough.

Comment by Anvh posted on 645 to K adapter. at 26/06/2010 - 14:20

Anvh
Register distance of the K-Mount is 45,46mm and the 645 is 70,87mm.
I don't know the depth of the lens cap so can't say how long the tube must be but the whole adapter must be around the 25,41mm.

If you make it longer you lose infinite focus.

Comment by Anvh posted on 645 to K adapter. at 25/06/2010 - 20:56

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