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Questions tagged [sharpness]

describes clarity of detail, the perceived combination of resolution and acutance.

2
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1answer
49 views

Long-end softness in a wide-angle lens

I just got a copy of the Tamron AF 20-40mm F2.7-3.5 SP Aspherical IF for my Sony a7 (using the non-AF Sony A/E adapter) over eBay. I'm seeing what seems to me like a surprising degree of softness ...
8
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3answers
3k views

Why is Nikon 1.4g better when Nikon 1.8g is sharper?

I am new to photography (just 3 to 4 months of experience) and I am looking to buy a new lens (either 35mm or 50mm, but mostly 35mm because I have already decided Sigma 85mm f/1.4 DG HSM Art Lens for ...
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3answers
83 views

How to capture sharp images of multiple objects on a wall?

I need to photograph a wall with multiple paintings with every painting under sharp focus. I believe depth of field doesn't play here as all the objects are at same distance. I tried with higher ...
7
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5answers
1k views

Can you determine if focus is sharp without diopter adjustment if your sight is imperfect?

I've already encountered this question about wearing glasses as a photographer. A more specific question I have is as follows. If your eyesight is not perfect, or your glasses and/or contact lenses ...
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1answer
56 views

Create a canvas-like style (a blurred effect)

Hi I would like to have a fluffy effect for the details of my image, and I have tried tools such as Sharpen, Blur in Fliter, and Clarity in RAW manipulation, but in vain. The left hand side is the ...
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3answers
93 views

How will a teleconverter affect the sharpness of a lens at a given aperture?

If I have a 200mm f2.8 lens and apply a 2x teleconverter the effective focal length and aperture becomes 400mm and f5.6. However, I am unsure about the effect this has on other aspects, such as image ...
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2answers
2k views

What makes the difference on partially and fully visible moon?

While I'm satisfied (despite the fringe) with shoots from a partially visible moon with a cheap 500 mm lens: 1/100 ISO 100 f/? I cannot understand why the image quality is extremely diminished when ...
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1answer
157 views

Why is the Canon-mount Sigma 24mm F1.4 DG HSM Art sharper in the corner in DxOMark's ratings than Nikon-mount version?

Why is the Sigma 24mm F1.4 DG HSM A lens corner sharpness much better in the Canon version than the Nikon's, according to DxOMark's ratings? Canon: https://www.dxomark.com/Lenses/Sigma/Sigma-24mm-...
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2answers
92 views

what technology does Nikon use to reduce moire?

Nikon cameras do incredible job with moire effect even that nikon cameras do not have anti aliasing filter.And i didn't find moire in any situation with my Nikon d7100
4
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1answer
450 views

Why are test images from my Fujifilm X100F softer than I expect?

I just got a copy of the X100F, and I was really excited to play around with it. But as I've taken a handful of pictures in various settings, I've noticed that the sharpness of the images were not ...
2
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2answers
179 views

Lack of Focus/Sharpness on Zoom

I have recently taken what I thought were hundreds of amazing pictures of a group of seals on an CA beach - only to find every single picture is clearly out of focus or lacks sharpness. A sample ...
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3answers
1k views

How to avoid the grainy background in sunset picture?

I was taking this picture of the sunset. I used auto focus, but the trees are not really that focused. Also, the red background is grainy. Any tips if I get this opportunity again? I was using a ...
7
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2answers
150 views

Can using a high resolution sensor and downsampling compensate for a soft lens?

In this question Does super-sampling produce good results? the difference in quality between using a high and low resolution sensor of the same size and then downsampling the high resolution one gives ...
5
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1answer
87 views

Are focus and resolving power optically equivalent?

Limited "resolving power" or "sharpness" is a problem one can see with many lower-quality lenses, especially with higher-resolution camera bodies. Playing with my cheap 500mm mirror lens, I often get ...
2
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2answers
271 views

Why do Photoshop, InDesign, Pixelmator Pro, and Mac Pages all “smooth” my digital photos on export to PDF (how achieve best print preparation)?

I am preparing digital photos for printing and performing various test prints for comparison (with a very cooperative print shop). The print shop only accepts PDF, not direct print from raster format ...
2
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3answers
240 views

How do I get the best sharpness from a Zeiss Jena Pancolar MC lens?

I've just ordered a Zeiss Jena Pancolar MC 50mm prime lens, and have been reading up as much as I can about how to get the best quality images from it. It's my intention to use it mainly with 3 ...
0
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2answers
158 views

Sharp focus photography with APS-C [closed]

So, it happens that I am really passionate about the sharp focus photography, where some points on the picture looks sharper than the usual, just like the example I've attached. My question is: how ...
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1answer
128 views

Programmatically assessing image quality [closed]

I am using a third party service which processes images and returns some metadata: The data (and ranges) looks like this sharpness 0-1 brightness 0-1 contrast: 0-1 dominant color: hex array of '...
3
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3answers
208 views

How does one evaluate the sharpness of a fisheye lens throughout its field of view?

While I have been analyzing sharpness and other optical properties of rectilinear lenses for a while, I have received a fisheye lens covering 180° and am having trouble producing an adequate test. ...
0
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2answers
117 views

How can I capture motion while maintaining the sharpness of the main subject with an iPhone?

I want to capture motions. I use shutter priority mode with very low speed to get motion blur. But still want to maintain the sharpness of the main subject. I'm using iphone Camera + app. But I couldn'...
5
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2answers
231 views

To what extent, and how, does light source affect sharpness?

The quintessential window-lit portrait has a soft glow about it. A photo may be sharp, but it's perceived sharpness is on a different level from a photo taken using a single light utilizing a snoot or ...
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3answers
235 views

What is causing the lack of sharpness in this picture? [duplicate]

What is the most likely cause of the lack of sharpness in this picture? Taken with a Nikon D3000 and a 55-200 lens at 200mm, 1/320s, f/5.6, ISO 400.
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2answers
490 views

Are there tools used to remove heat-haze or other atmospheric conditions for long range shots?

So I was on a hill doing long range landscapes, miles away. I notice that the shots are specifically less sharp and noiser if I'm aiming at a city, but if I aim at the body of water in front of it or ...
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3answers
4k views

How to improve image sharpness on Canon 700D?

I'm currently using a Canon 700D with a few EF-S lenses, I like the Canon system, the looks, feel and ergonomics but I'm not happy with the files I'm getting. Whenever I come across a photo that ...
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2answers
369 views

How should I arrange a scene to test the relative sharpness of lenses with different focal lengths?

I want to compare sharpness of two lenses, consider 50mm f/1.8G vs 35mm f/1.8G from Nikon on a crop sensor camera by taking some photos (from some small size text on a paper) and review the results. ...
4
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4answers
2k views

Why my DSLR is not as sharp as my smart phone?

I recently bought a Nikon D5500 camera with two lenses: 18-140mm f/3.5-5.6G ED VR and 50mm f/1.8G. When I compare the results with my advance smart phone (Samsung Galaxy Note 5), the sharpness is not ...
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1answer
1k views

How to get a sharper image using Nikon D3200? [duplicate]

Just wondering if you have any tips on getting a sharper image with a Nikon D3200? I was using a kit 18-55mm but solved the problem by taking someone's recommendation and shot a pic at F8 while in ...
4
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1answer
229 views

what does RIH mean in an MTF chart

I've read some guides to interpreting an MTF chart, but I can't find any information about the meaning of RIH. My thought an MTF chart would show line/mm curves, so what are these F1-F9 RIH T/R values?...
7
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4answers
2k views

How to take sharper photos [duplicate]

I am sick and tired of getting photos that turn out just slightly blurry. I can't seem to figure out why this is or how to fix it. I like to shoot at events, indoors and outdoors, action shots and ...
0
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3answers
396 views

Why are my product photographs not sharp?

I just bought a Canon 750D. The picture has too much noise. The detail/shine of the diamond is not really showing. I am also using a tripod and timer. The lens is the EF-S 18-35mm ƒ/3.5-5.6 IS STM. ...
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1answer
101 views

How can I improve the sharpness of my Sigma 50mm 1.4 DG HSM lens? [duplicate]

I've had it for a while but haven't used it much because it is not sharp. Suggestions? Can it be sent off and is that expensive?
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2answers
16k views

What kind of old 35mm point and shoot do I need to take photographs in the style of Gunnar Stahl?

I'm looking for a camera that shoots comparable to the Yashica t4 super/ Nikon l35af. I love the sharpness the camera puts into the photo and the lighting with the flash is the look I want for a ...
0
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1answer
355 views

Lens quality impact on sharpness

I have a Nikon D7200 and recently took it on a trip where I shot with both the kit AF-S 18-140 f/3.5-5.6 ED VR lens and the Nikon AF-S 24-70 f/2.8G ED lens. While I consider myself a relatively good/...
0
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2answers
197 views

Can't get sharp focus on Canon 7D at 250mm f/32 [duplicate]

I'm an accomplished photographer (at least I thought I was) until I shot and re-shot a scene and it keeps turning out soft. Settings: Canon 7D... 250 mm...f29...manual focus...1/40 exposure I used a ...
6
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5answers
3k views

Do cheap filters have an effect on image quality?

Do cheap lens filters (UV, ND, CPL) affect image quality, color reproduction, sharpness, etc.? Do they really offer protection?
0
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1answer
319 views

Tight shutter speed but picture still blurry!

I shot indoors under dim lighting and struggled getting sharp quality. The image below was shot at: 1/125 8.0 ISO 3200 My thinking was the ISO was high enough, the shutter speed fast enough ...
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3answers
482 views

Can't get my pictures sharp (Rebel Ti2 + tripod + Sigma 10-20 f/3.5 EX DC)

I'm really into landscape photography but I can't get my pictures to look sharp. They look boring and dull. I focused to infinity by using the infinity symbol on my lens and by manually focusing using ...
2
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3answers
379 views

Why do images sometimes look “softer” at higher focal lengths (like 300-500mm)?

I get that it has to do with the lens, but what exactly is causing this?
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2answers
646 views

Will there be a noticable difference in sharpness and color between Nikon and Canon [duplicate]

Hi I have a Nikon D750 with a 70-200mm f2.8 VRii lens and a 35mm f1.8G ED lens. I mostly shoot family portraits. I was thinking about switching to the Canon 5D Mark IV with a 24-70mm f/2.8L II USM ...
4
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3answers
573 views

Why is only part of this image blurry?

I took this picture using a Canon 60D with a Tamron 28 – 300mm lens at f/16 and 2 minute exposure time using a tripod. I am wondering why the lights are not sharp on the right side, and what should ...
4
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5answers
4k views

At what point does the Canon 5D Mark IV's high-ISO performance give it higher real resolution than the 5DS (R)?

I want the sharpest images with the most detail possible. Resolution increases detail (to a limit) Noise decreases sharpness Therefore, I have a dilemma. I am looking to purchase a new DSLR: either ...
7
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4answers
932 views

How can I improve the sharpness for tabletop still life of photography?

I have a Nikon D5100 DSLR with a 18-55mm lens and a 55-300mm lens. I'm shooting with a tripod (and remote) over a table top where I've arranged flowers and other miscellaneous things, using mostly the ...
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8answers
5k views

Why are some portraits so sharp and others not

I often see extremely beautiful and sharp portraits like these: I was wondering what makes them so sharp and beautiful: Camera quality? Lighting? Post-processing? Luck? How would I go about if I ...
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5answers
1k views

Does shooting landscape at lower f-stop produce reasonably sharp images?

This article argues that, 50mm prime lenses, on the other hand, have a maximum aperture of somewhere between f1.2 and f2, letting you hand hold photos in much lower light levels (they also give ...
2
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1answer
158 views

How to improve macro photo sharpness? [duplicate]

I was playing with an old point and shoot camera and I made this close-up photo of a pepper: I took many photos and it seems I can’t get a sharp image across the whole object. Can I make this better ...
2
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1answer
874 views

Sony A6000 blurry in peripherals despite sharp center — is this a mirrorless thing?

I used to have a mirrorless Sony Alpha A6000 camera. The problem I had with it was that, no matter how hard I tried to keep the center of my photos sharp, my photos always looked blurry in the ...
0
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1answer
179 views

Unsharp photo with Kodak PixPro AZ521, mainly when zoomed

As you can see, the photo is very blurred. I tried playing with the manual settings, but I didn't get too promising results. What do you think the problem can be? My settings: ISO100, no zoom, ...
1
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1answer
4k views

Sharpness and bokeh comparison of Nikon 50mm f/1.2, f/1.4G and f/1.8G

The contestants are Nikon 50mm f/1.2, f/1.4G and f/1.8G. The list prices are 38,550 INR, 27,990 INR and 18,000 INR respectively. Bokeh: As with any portrait lens, I want a creamy bokeh performance ...
2
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3answers
189 views

How to shoot a flower sharp in a light breeze?

I want: Blurred background. Sharp flower with some point in focus. I have: Macro lens 60 mm on a tripod. No flash. Situation: Gentle breeze blowing constantly in a garden. Timing is not a ...
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3answers
2k views

Why do images look sharp on my camera's LCD, but not tack sharp on my laptop?

I am using a Sigma 18-35mm f1.8 Art lens on a Nikon D7100. On appropriate settings, I see sharp images after pressing the zoom button once, but not before doing that. When I review them on a laptop, ...