Linked Questions

1
vote
2answers
993 views

Pentax K1000 View Finder Circles [duplicate]

I'm new to film photography and I have the Pentax k 1000 when I look through the view finder I see two circles one small one in the center surrounded by another larger circle... what do these ...
41
votes
7answers
6k views

What is “Hyperfocal Distance”?

I'd like a clear & easy-to-understand (especially for non-physics-types) explanation of what Hyperfocal Distance is, how it affects photographs, and what determines its value.
8
votes
4answers
2k views

Why did manufacturers stop including DOF scales on lenses?

Seriously why? I hate it and I hate memorizing it or check my phone app for the depth of field of the current aperture. I find it so useful in old lenses. The DOF preview doesn't help that much ...
4
votes
5answers
669 views

Small haul of Pentax gear, what have I got here?

Following up on my previous post, I have inherited a collection of Pentax gear from my dad but am not really sure exactly what I've got - I doubt any of it is very exciting but is it worth following ...
15
votes
1answer
4k views

What is a focusing screen?

I've seen a couple other questions such as this one talk about focusing screens. What is a focusing screen? Where is it located?
3
votes
1answer
920 views

Pictures of surfers start in focus then go out of focus?

I was recently shooting some surfers after a session with my 7D and Tamron 18-270mm F/3.5-6.3 Di II VC PZD. I started shooting while he was in focus, then as he got to the main part of the maneuver ...
3
votes
5answers
535 views

Can viewfinder type make an appreciable difference in manual focus?

I have a few old vintage lenses that I love to shoot with on my Canon T3. The obvious disadvantage is the challenge of getting sharply focuses images while focusing manually. I have great vision, but ...
0
votes
2answers
552 views

Is it possible to use a nikon fx lens (no autofocus) on a nikon dx body (no autofocus motor) together?

beginner here. Would you use manual focus in this situation?
0
votes
3answers
432 views

Hyper focal distance versus maximum focus distance before infinity

I have a Sigma 18-35 1.8 sigma lens. The latest number on the distance scale of this lens is 2m. At subjects further than 4.22m the lens focusses at the infinity mark. The exif data confirms this, as ...
0
votes
1answer
133 views

Sigma Lens for Nikon AF D [duplicate]

I have nikon D3400 and an extra sigma lens 70-300mm DL Macro Super. They are not compatible because the lens does not have a built in af motor and d3400 also does not have af motor in it. Is there any ...