bjolester

Joined: 30th January 2010

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bjolester
The Pentax 645Z shares the 50MP Sony sensor with Hasselblad H5D-50c camera and Phase One IQ250 digital back. When studying the Hasselblad, I cannot help but praise Pentax for their design. The Hasselblad IMHO simply looks strange and dated in comparison:

link

Another thing I noticed is that Hasselblad has the same "cropped" format (33x44), that many have been so critical towards ever since Pentax released the original 645D. "Why haven't Pentax kept the 45x60 format, but released a cropped format when going digital medium format", many complained. Hasselblad have done the very same thing, gone from analog/film format 60x60, to digital 33x44.

Also in many other ways the Pentax 645Z seems like a very interesting camera, spectacular high ISO performance, HD video, weather sealing, etc.

Hasselblad H5D-50c has a retail price of $29.000,-, which is more than three times the price of the Pentax 645Z.

Is there a big difference in price between a Nikon D800E + a high quality Nikon lens and the Pentax 645Z + standard lens?

Pentax are about to pioneer a "democratization" of digital medium format. Hasselblad and Phase One have not been within range of ordinary hobby/enthusiast photographers, being extremely expensive, the Pentax 645Z could possibly change all of this.

I hope the Pentax 645Z excels in the coming reviews and tests, it seems like a brilliant camera.

Regards
Bjørn

Comment by bjolester posted on Pentax 645Z at 15/04/2014 - 07:46

bjolester
Beautiful image Kris. Lovely colours.

Regards
Bjørn

Comment by bjolester posted on Forget-me-not at 13/04/2014 - 20:46

bjolester
aliengrove wrote:
Well spotted and taken!
+1

Regards
Bjørn

Comment by bjolester posted on Abstracts at 08/04/2014 - 07:07

bjolester
tyronet2000 wrote:
...to be honest would it improve the skill and talent of the person looking through the viewfinder. A rubbish image remains just that regardless of the equipment.
I agree: Rubbish remains rubbish, no matter how expensive equpiment. But I believe most of us are trying to improve our skills within photography, and at some point there are aspects with a digital 645 that could open up new dimensions of photographic possibilities IMHO.

Comment by bjolester posted on Pentax 645Z at 02/04/2014 - 11:47

bjolester
johnriley wrote:
I would much rather have a 645 that a full frame DSLR. Sadly one small detail prevents it, the cash.
I too would love to one day be able to acquire a digital 645. Maybe second hand 645Ds will drop sufficiently in price, so that one day they might be within my financial range...

Comment by bjolester posted on Pentax 645Z at 02/04/2014 - 09:46

bjolester
It seems like the successor to the Pentax 645D will be announced on the 19. April 2014. Link to Ricoh-Pentax Japan:

link

Most likely it be based on the new 50MP Sony sensor also found in much more expensive Hasselblad and PhaseOne digital medium format cameras.

Although these digital Pentax medium format cameras (645D + 645Z) probably will be too expensive for my budget the next few decades, I still find it exciting that Pentax shows commitment to digital medium format. For me it makes sense that Pentax have a very broad and high quality APS-C range of lenses and cameras, pluss a unique digital medium format camera system. And there is also the Pentax Q range. Is there any other camera manufacturer that has this range of cameras?

Comment by bjolester posted on Pentax 645Z at 02/04/2014 - 08:43

bjolester
Fantastic set! I like no 4 especially well, and no 6 (Mount Ararat over the Turkish Border) is IMHO a stunner!

Regards
Bjørn

Comment by bjolester posted on Armenia - Monasteries, Mountains... at 30/03/2014 - 18:17

bjolester
dougf8 wrote:
I got worried you'd gone FF.
That was my initial reaction too. There was an aura of Nikon FF with that title...

Excellent shots!

Regards
Bjørn

Comment by bjolester posted on A Fond Farewell From Me at 10/03/2014 - 23:08

bjolester
johnha wrote:
Hi Bjørn,

I presume by B&W you mean monochrome and not filters from the company called 'B+W'?

I'm not totally familiar with the 67ii prisms, but it should meter taking account of the coloured filters without needing exposure compensation. But, bear in mind the meter is likely calibrated for white light and might not meter the exact same 'filter factor' as expected by monochrome film - whether there is a practical difference I'm not sure.

I'd suggest testing the metering with and without the filters and seeing whether the difference lines up with the stated filter factors. In all cases, you should focus with the filter present (some deep red filters may make this hard).

As for a polariser, I'm not sure - they're usually only a problem with linear polarisers on cameras with secondary mirrors (and part of the primary mirror being 'pellicle' - semi-silvered). I'm not sure if the 67ii uses one. This link
seems to suggest either linear or circular polarisers will be fine with the 67ii.

John.
I have to repeat myself: Thank you very much John!

Yes, I meant monochrome. I just received the colour filters yesterday, so I have not had a chance to check them out. Comparing the metering with/without colour filter seems like a sensible idea. I will investigate this tomorrow.

I use a circular polariser with the 67ii, this is also recommended in the 67ii manual. The reason for me bringing the polariser into this discussion (metering/exposure), is that I have had some mixed results with Velvia 50 + polariser. Many of my shots have ended up seriously underexposed. I may try to dial in less polarisation the next time I use Velvia 50, to see if this gives better results. Many photographers set ASA to 40 when using Velvia 50, I believe I will try this also, in an attempt to get more consistantly correct exposures.

There is really a lot to learn about film

Best regards
Bjørn

Comment by bjolester posted on Filters exposure compensation at 30/01/2014 - 23:12

bjolester
johnriley wrote:
As the camera meter is looking through the lens, and hence also the filter, you can meter as normal.
Thank you very much John! I suspected that this was the case, I just wanted to make sure. Shooting 120 film these days is quite expensive, so it is best to avoid making basic mistakes...

Best regards
Bjørn

Comment by bjolester posted on Filters exposure compensation at 30/01/2014 - 22:41

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