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K10D

Joined: 16th January 2009

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K10D
Dr. Mhuni wrote:
rparmar wrote:
[quote:3496ace15f="sussexwolf"]
Sorry, but there are no photographic advantages to a smaller sensor. If you think there are, remember you can simply crop an image made on a large sensor to get the same net effect.
There is an advantage if you want DoF at a small aperture in low light, which can't be replicated on a larger sensor (without a long shutter speed and tripod).
D700+50mm lens @ f/11 subject distance 10M
Near limit 4.25M Far limit infinity

K5+50mm lens @ f/11 subject distance 10M
Near limit 5.6m Far limit 100.6M

link

Now thats odd.

Best regards

Comment by K10D posted on Merits of APS sensor at 05/02/2013 - 06:34

K10D
We digress but both explanations dismiss theories and ideas.

Facts will remain facts.

Best regards

Comment by K10D posted on Merits of APS sensor at 05/02/2013 - 05:12

K10D
MarkTaylor wrote:
K10D wrote:
This misconception keeps raising its head on a regular basis.
That's because for many photographers it is not a misconception at all, we're simply talking in terms of practicalities rather than technicalities. It's cumbersome and unnecessary to talk about apparent magnification and stumble over ourselves to pay lip service to the technical realities every time the subject of sensor sizes and focal length equivalents comes up.

I suspect most of us on these forums are well aware of the technicalities, but we choose to discuss the subject in terms of the practicalities because that's all that matters when you're out in the field with a camera, and it take a good bit less effort.
practicalities:
[plural] the real facts or details of a situation, rather than ideas or theories

Best regards

Comment by K10D posted on Merits of APS sensor at 05/02/2013 - 02:34

K10D
sussexwolf wrote:
I love that a 300 mm is efectively a 450mm so effectivly longer length windlife photography has become more affordable. However I'm having to result to lightroom/photoshop much more to improve portraits.

You win some you loose some
Apparent longer length is more accurate.

This misconception keeps raising its head on a regular basis.
One slight gain of using high density small sensors is since you have more pixel density on the smaller sensor, one can get good close in images providing the subject image footprint takes up most of the sensor area (as with any sensor but it needs longer glass to fill an APS-C or FF sensor at the same distance).
You do not get any more magnification from a lens by changing the size of the sensor behind it.

I'm looking forward to Alans results from his Q+300mm set up as there is more to it than just the kit.

The merit of the APS-C sensor is cost only.


Best regards

Comment by K10D posted on Merits of APS sensor at 04/02/2013 - 23:17

K10D
Definitely not for those that shun filters.

link

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Comment by K10D posted on Pure Harmonie at 04/02/2013 - 11:51

K10D
JohnX wrote:
I have a Pentax grip for my K20D. Been on the camera once just to check functionality. Never felt the need to use it.

Fast forward to my new K5II. Smaller body, but does it need a grip? If I buy one, will it suffer the same fate as the one for my K20D?

So, those of you with gripped K7/5 cameras, why? Does it help, or is it attached simply because you've got one or feel you should have one?
It comes down to being able to make a decision. You have already decided that there was no need to continue using a grip on your K20, so is there an obstacle to making another decision with the K5?

I use gripped bodies as I find my cameras handle better especially in the vertical shots. The usual benefits of extra battery capacity and card holder are there if you need.

I think it's a decision best made by you, based on your shooting style and type of photography.

Best regards

Comment by K10D posted on Grips. Essential or not? at 04/02/2013 - 11:36

K10D
Just a question, if your extolling zooms as prime killers, why is the image of the horse processed with easyHDR PRO 2.21.2.?

It may mislead some viewers into thinking that it's a "natural" image from the lens and camera. Surely easyHDR PRO 2.21.2. would give similar results through a prime lens.

Best regards

Comment by K10D posted on Prime Killer ;-) Pentax-F SMC 28-80mm f3.5-4.5 at 02/02/2013 - 15:12

K10D
Hardgravity wrote:
Why the need for a full frame?
We as Pentax users will always question the need for that which Pentax don't make but others do.

Best regards

Comment by K10D posted on Full Frame getting closer ? at 02/02/2013 - 10:40

K10D
That third image is the best of the bunch. This stuff is presently outside of your usual arena Alan. The bottom line is fish-eyes are low usage lenses but a must for certain shot effects. I have no doubt whatsoever that you'll take to it with a passion.

judderman62 wrote:
I hate, with a passion, the fisheye look ..never seen a fisheye shot that I didn't dislike.
I agree. It cost me a fortune for a trip out far enough to get this shot back to earth. After all that money I thought it wasn't worth it, the fish-eye lens that is.

Comment Image


Best regards

Comment by K10D posted on Q Fisheye shots at 29/01/2013 - 10:52

K10D
The second image is just a peach.

1)He has framed the shot with the turbines to a corner rather than centre

2) The fact that the horizon is not level yet exists to give the turbines a baseline works very well. A thin dark horizon line across the image would not do anything for it. As it is, he has managed to show more of that wonderful sky.

Best regards.

Comment by K10D posted on Non Pentax C&C at 27/01/2013 - 23:19

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