Linked Questions

2 votes
1 answer
2k views

how does full frame cameras give better bokeh than crop sensor? [duplicate]

Possible Duplicate: When do the differences between APS-C and full frame sensors matter, and why? Why does a bigger sensor lead to a shallower depth of field? When I compare my camera which is ...
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3 votes
1 answer
253 views

When Peterson says 'fixed-lens digital cameras have greater DoF', is he assuming a smaller sensor? [duplicate]

I'm reading Understanding Exposure and ran across some discussion of apertures in fixed-lens digital cameras as compared to SLRs (page 54 in the 3rd edition). The author says that fixed-length digital ...
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  • 133
1 vote
0 answers
104 views

Why is DOF shallower on Full Frame compared to APS-C [duplicate]

I've read the comparison between APS-C and Full Format at When do the differences between APS-C and full frame sensors matter, and why? The depth of field is controlled by the circle of confusion, ...
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0 votes
0 answers
46 views

Why does an iPhone need software for Portrait Mode? [duplicate]

I have an iPhone X, with a camera specs of: Wide-angle: ƒ/1.8 aperture Telephoto: ƒ/2.4 aperture Why does the phone need software to produce Portrait Mode image (image with background blur / bokeh)? ...
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122 votes
9 answers
51k views

When do the differences between APS-C and full frame sensors matter, and why?

I'm trying to decide on a higher-end digital SLR, and I'm down to choosing between an APS-C model and a full-frame model. I understand that the sensors are of different sizes, and as such have an ...
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69 votes
5 answers
11k views

What exactly determines depth of field?

There are several questions here about the definition of depth of field, about focal length, and about subject distance. And of course there's the basic how does aperture affect my photographs. And ...
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  • 140k
25 votes
9 answers
7k views

Can a smaller sensor's "crop factor" be used to calculate the exact increase in depth of field?

If APS-C and similar crop-sensor digital cameras have a focal length multiplying effect such that a 50mm lens has an apparent focal length closer to the field of view of an 80mm on a full frame camera,...
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  • 3,737
12 votes
3 answers
86k views

How can I take a photo with everything in focus with my DSLR?

I am quite new to DSLRs and one of the first things I noticed was the incredible focus points and appearance of depth that you can achieve. That is great in a lot of scenarios, but not in all. When ...
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21 votes
7 answers
10k views

How does background blur (bokeh) relate to sensor size?

This is a somewhat theoretical question. Suppose I first take a photo of a subject using a full frame sensor DSLR, with a given lens (say 50mm prime lens at f/3.5). Now suppose I exchange the camera ...
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  • 359
20 votes
4 answers
3k views

Why invest in high end large- and medium-format digital cameras?

I've been reading about Hasselblad, Mamiya (medium format) and Sinar (large format), both offer lots and lots of megapixels and the frame format. On the other hand, I've been learning about concepts ...
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  • 395
15 votes
5 answers
5k views

Will a dSLR and compact camera produce the same bokeh output at f/2.0?

Will a Nikon D80 + 50mm f/1.8D and a Lumix LX5 set both at an aperture of f/2.0 (50mm @ f/2.0 for D80 and 24mm @ f/2.0 for LX5) have the same bokeh ouput? I plan to get the LX5 as a second camera, and ...
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  • 385
8 votes
3 answers
314 views

What are some common gotchas and missed capabilities migrating from compacts to DSLRs

It has been just a couple weeks since I bought an old Nikon D40X after using a Canon SX120IS for a year. The only things I miss so far are the ability to fine adjust the exposure using the back ...
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  • 623
4 votes
5 answers
2k views

Are full-frame cameras less forgiving with respect to camera shake?

I am debating if I should upgrade to a full frame camera or not. I heard that full-frame cameras are less forgiving if there is camera shake? My worry is that my pictures might not be as sharp with ...
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  • 43
0 votes
5 answers
678 views

How do I find a camera specifically for bokeh / a very shallow depth of field?

I am interested in taking pictures with a very shallow depth of field, and also willing to have the option to have the bokeh effect, I'm not an expert in photography so I'm really confused about what ...
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  • 161
2 votes
4 answers
2k views

Is the angle of view actually different on APS-C?

A 50mm prime lens, whether APS-C or Full-frame is designed around the 35mm format. As such, is the angle of view actually different on a DX/APS-C crop sensor or are we just seeing less of the full ...
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