The field-of-view tag has no wiki summary.
28
votes
4answers
5k views
What is “angle of view” in photography?
I read on the Lens Buying Guide @ neocamera:
Focal-length determines the angle-of-view seen through a lens for a
given sensor-size. With a full-frame sensor a lens gives the same
angle-of-view ...
31
votes
10answers
2k views
What is the relationship between focal length and crop factor?
I'm reading that a 50mm lens is recommended as a first prime lens for DSLR owners as it's supposed to give a 'natural' perspective, but when used on (most) DSLRs, the view is cropped, as if you were ...
14
votes
5answers
2k views
What focal length gives a “normal” field-of-view on APS-C cameras?
I wish to purchase a "standard angle-of-view" prime lens for my Canon Rebel, which has an APS-C sized sensor. Various articles note that the popular "nifty 50mm" lenses are a little too much of a ...
12
votes
5answers
774 views
Why do we talk about focal-length when frame sizes are different?
I keep seeing people talking about focal-length of lenses without saying how large the frame is. Is there a more sensible way to talk about how much a lens “zooms”?
(I have seen so many adverts ...
15
votes
7answers
5k views
How can I get better results photographing dry erase boards?
As far as photography goes, I'm less than an amateur. I have a camera my friend (the head of the photography dept. at a local college) recommended to me that I really want to learn to use, but ...
5
votes
3answers
592 views
What is the formula for percent of frame filled at a specific distance and focal length?
I am thinking about buying a new lens specifically to take photos of distant targets (birds, bears, etc). I currently own the Canon 70-300 IS USM, which is a nice lens, but I find that if I want to ...
2
votes
1answer
481 views
What does “angle of view equivalent to that of some lens in 35mm format” mean?
Does "angle of view equivalent to that of 22.5-585 mm lens in 35mm [135] format" for a digital camera mean that the lens is equivalent to a 22.5-585 mm lens for a DSLR camera?
5
votes
2answers
1k views
How to calculate viewing distance for a print size?
I'm working on a photomontage (35mm landscape). The client is asking for what size they should print it at and what is the viewing distance.
I'm planning to print the final image on either A1 or A2 ...
4
votes
2answers
232 views
How rapidly does the focal length-equivalent image change by physically moving the camera?
I have recently begun moving from a Nikon APS-C DSLR to the Micro Four Thirds camera while also transitioning from using a viewfinder to using the LCD screen for framing my shots. Because of the size ...
4
votes
4answers
1k views
When would one choose a 50mm f/1.4 over 85mm f/1.8 (or vice versa) for portraits?
Say you are using a crop body, and you have both 50mm/1.4 USM and 85mm/1.8 USM lens in your bag. Now, you want to take a portrait where there is adequate light and space, and you have decided to take ...
1
vote
3answers
231 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 ...
