Westminster fountain at sunset

by Jorge Córdoba

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0
votes
1answer
103 views

When should I consider an image sharp? [duplicate]

Recently I am worried about the functionality of my Pentax K-50, i.e. I am not able anymore to get real sharp images. Thus my question arose, what I should see as "sharp". So I took several pictures ...
3
votes
1answer
399 views

How does the resize option 'bicubic auto' in CS6 incrementally upscale images?

It's been demonstrated that upscaling incrementally improves image quality, Empirical Study: Extreme digital upscaling, and that thread also shows that choosing 105% increments versus 110% increments ...
5
votes
3answers
2k views

Image quality when using the same lens on 16Mpix vs 24Mpix

I'm considering buying a new camera and my two candidates are Nikon D7000 and Nikon D7100. I heard that 24Mpix sensor needs very good lens to produce sharp images. Considering that I currently have ...
5
votes
2answers
785 views

Is this the level of sharpness and detail I can expect from a Nikon D7000 and 18-105mm lens?

Being a newbie, I would like to have some comments on my current skill level and quality of my current equipment. I own a Nikon D7000 with 18-105. I am not very much satisfied with the quality of ...
3
votes
1answer
358 views

Clearer - Sharper images reducing noise?

I would like to make my images 'sharper' / 'clearer' with more detail and color and was wondering if this if more of a Equipment issue or rather more of processing the images with different ...
6
votes
2answers
363 views

Can I get better image quality with a higher focal length or by cropping an image from a sharper lens?

Two well known ways to get better image quality are to use a sharper lens, and to zoom in to fill the frame (as opposed to zooming out and cropping in post). Sometimes there is a give and take between ...
1
vote
2answers
600 views

How can I improve the sharpness of my pictures? [duplicate]

Possible Duplicate: How I could take crisp sharp shots without expensive lens? I have software to correct sharpness, the one I use the most in Linux is darktable. But post-processing never ...
7
votes
4answers
1k views

How to take sharp photos while using maximum optical zoom?

When I shoot with high zoom (above 3X on my point-and-shoot camera), the sharpness of the picture seems to come down. Is it a feature of all cameras or is it due to higher sensitivity to camera shakes ...
3
votes
1answer
2k views

How do the Pentax 18-55mm and 18-135mm compare in image quality?

I've been reading a lot about the Pentax DA 18-135mm lens and its performance compared to other lenses. I've heard that this lens is very soft at 135mm regardless of aperture. However, I've also ...
11
votes
1answer
3k views

Does image quality of a lens depend on the camera used?

I recently bought a Canon 50mm f1.8 for my Canon 1000d. But, I find that the images are not as sharp as those I saw in the reviews or any other images taken using other cameras like the 550d and ...
1
vote
2answers
442 views

Am I being unrealistic about image quality expectations from Canon 70-200 F/4 USM IS L Lens?

I'm shopping for a 70-200 F/4 USM IS L, and took a few test shots with it. Here's a full resolution jpeg, and a 100% crop with a focus point highlighted. It was shot handheld with IS on at 70mm / F4 ...
24
votes
3answers
3k views

With all other things equal, in a DSLR, will a larger sensor produce a sharper image?

I asked a question a while ago here about the "sweet spot" of a lens, which led to a really interesting discussion of "sharpness", the physics of light, and general image quality. 1st Question In ...
20
votes
8answers
3k views

How much “noise” is acceptable in a photograph?

I've been at photography for a little over a year, and I primarily do landscape and wildlife/bird photography. Most of my work has been a learning experience so far, with few shots actually something ...