Linked Questions

29
votes
6answers
11k views

Is there a difference between taking a far shot on a 50mm lens and a close shot on a 35mm lens?

I am looking for a prime lens to pick up, and I'm wondering if there is any difference between 35mm and 50mm in terms of the end product if I just stand back more with the 50mm. I use the Sony a6000 ...
18
votes
3answers
6k views

How can a smartphone take pictures of a landscape with everything in focus?

After the announcement of the new Samsung Galaxy S9 with the new camera that changes aperture, I caught myself wondering: if smartphones have such a wide aperture (f/2.8, f/2.2, etc), how are ...
17
votes
4answers
4k views

What is the difference between perspective distortion and barrel or pincushion distortion?

I've heard of: perspective distortion barrel distortion pincushion distortion mustache distortion What are these different types of distortion, and how do they relate? What causes them, and can they ...
6
votes
6answers
1k views

How does crop factor affect perspective?

I have a question about crop factor and how it affects the perspective. Suppose you have one Super 35 camera and one APS-C camera. As far as I understand, to photograph the same image on the APS-C ...
4
votes
2answers
3k views

Does wide angle equivalent in crop sensor skew image?

I see many posts on both this forum and elsewhere the discuss the use of a wide angle on a crop sensor. For example, they discuss how at 14mm lens is 14mm on a 35mm film or full frame, but with a 1....
5
votes
2answers
2k views

Do I need a telephoto lens to make objects in the distance appear closer? [duplicate]

I have seen some photos where a far-away object looks much bigger compared to nearby objects. Apparently this is called lens compression and it has to do with the focal length of a lens. How can I ...
1
vote
3answers
872 views

does the focal length change the perspective at a given distance? [duplicate]

Situation A: 25mm lense, subject at 5 meters. Take a shot with the Subject covering half of the sensor. Situation B: 50mm lense, subject at 5 meters, Take a shot with the Subject covering the Whole ...
0
votes
3answers
2k views

Choose between 35mm and 50mm for Nikon D5500 [duplicate]

A few months ago I bought a Nikon D5500, now I want to buy a 50 mm lens, but I just discovered the meaning of DX on my camera. So on the lens reviews I read that if I buy a 50mm to my D5500 it would ...
2
votes
1answer
666 views

Will 50mm f1.4 and 85mm f1.8 lenses produce the same bokeh, given the same framing?

I have recently upgraded from a DX Body (Nikon D3300) to a FX body (Nikon D750) and also I have Sigma 70-200mm f2.8 & Sigma 150-600mm Sport lenses. While I was using the DX body, I had a Nikon ...
0
votes
5answers
106 views

How does background blur and DoF vary with sensor size for a prime lens?

Let's assume I have a prime lens for full frame, with fixed specs (let's say 85mm f/1.8). Changing the lens is not an option, but I have a choice of a full frame camera and a crop sensor camera. The ...