Tyr

Joined: 11th April 2007

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Tyr
I find the 16-50 sharp even wide open. it is very easy to get pixel level detail and texture with it on the K10D. I have not used it much on the K-5 yet but from test shots it seems just as good.

f/2.8 sharp.
f/4-6.3 insanely sharp.
f/8 onwards, drops as expected.

I had one SDM failure with an early unit, one of the first into the UK. No problem since replacement unit and that was in 2008.

Price is not bad considering features, build materials and amount of glass.

People can take it or leave it. I wouldn't change mine for anything else.

Comment by Tyr posted on Bad review for DA* 16-50mm at 08/10/2011 - 22:49

Tyr
I hadn't really noticed. I'll have a test later.

Comment by Tyr posted on lightroom 3.5 at 07/10/2011 - 08:35

Tyr
All the K and ist series DSLRs have the crippled KAF2 without aperture coupler.

Comment by Tyr posted on Wanted: K10D and kit lens at 02/10/2011 - 09:37

Tyr
By 24mm do you mean 24mm FoV or 24mm actual focal length?

Because if you need 24mm FoV the only real option is the DA*16-50.

If you want something with a wide zoom range then speed is the compromise like on the 18-135 which is 3.5-5.6 depending on the focal length.

Seeing as you have a K-5 do you really need the speed? You looking specifically for shallow DoF?

If you are than I'd say get the 16-50 and 50-135 pair. Pricey but well worth it!

Comment by Tyr posted on Advice on a fast zoom lens at 01/10/2011 - 15:28

Tyr
Hahnel ones from SRS Microsystems are probably the best 3rd party batteries. They have the closest capacity to what is specified where as cheapy ebay ones tend to hold less than 70% of the stated capacity.

I used Hahnel batteries in my K10D and never had a problem.

Comment by Tyr posted on Pentax K-r battery at 01/10/2011 - 13:35

Tyr
simonkit wrote:
I continue to read threads on the 18-135 as it's an excellent focal range and the WR is an attraction - for my intended use corner softness etc as mentioned in the reviews could be an issue though as I do print up to 36x24 inch and have concerns how the prints may appear. Has anyone printed large photographs as yet with the 18-135 and could add some comments?

Simon
I'll have to give it a go at some point and report back.

Comment by Tyr posted on DA 18-135 WR at 29/09/2011 - 19:20

Tyr
I have the 'basic' 724 and it has served me well since the 31st of May 2007. Definitely worth getting, wouldn't buy the more advanced ones the price increase isn't really justified considering the results would be close to the same.

Comment by Tyr posted on K5 sensor stain or something else at 29/09/2011 - 19:16

Tyr
It definitely looks like a fibre on the sensor. Invest in an Arctic Butterfly as the dust shake feature can't clean some things out as they will just come back eventually.

Comment by Tyr posted on K5 sensor stain or something else at 28/09/2011 - 20:48

Tyr


WOW, well... I wasn't calling anyone that, or saying you were in any way. You took some real world example images and use them to demonstrate the lenses properties.

I was just saying people shouldn't take the measurement reviews so seriously when considering a lens. Nothing quite like using it and seeing if it suits you and looking at other people's output from it and see if it is pleasing.

I apologise if you believed at any points that my comments were aimed at you. They were not and I never meant to offend you or anyone else and I was certainly not attacking you or your comments made in this or the other threads about the 18-135.



I feel really bad that you took my comments in that way.

Comment by Tyr posted on DA 18-135 WR at 28/09/2011 - 20:43

Tyr
helios wrote:
ChrisA wrote:
Tyr wrote:
It is a nice lens, ignore the measurebators.
I have to say, my recent thread on my experiences with the 18-135 will be my last such, given the lack of interest, and suggestions like this.

When helpful information such as "nice lens" is preferred to a fairly time-consuming exercise in photographing, cropping, uploading and commenting, in order to give hopefully at least a reasonably objective view, and all the while taking great pains to try and find a balance between ultimate pixel-peeping and real-world examples, the incentive to repeat the exercise does dwindle a little.
I found your set of photos illustrating the strengths and weaknesses of the DA18-135 very useful. link

I think Tyr's point was that the lens has had some rather damning reviews due to measurable deficiencis such as vignetting and softness at the borders etc., but that in normal day to day useage it is a very nice lens in size, weight and rapid, silent focus which are less easily scored attributes.
I didn't mean anything negative about the lens. It has received some bad reviews which really bashed it for it's weaknesses.

Vignette is easy to control and correct with little IQ loss in lightroom and other software. Corner softness has not been an issue so far and I really hadn't noticed it. Centre resolution is very high even at the long end.

I didn't think it was overpriced considering everything it brings. The DA16-45 was more than that in its day.

Comment by Tyr posted on DA 18-135 WR at 28/09/2011 - 18:18

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