Linked Questions

3
votes
0answers
357 views

Why does Nikon (e.g. D5100) use Hi1 and Hi2 instead of numeric ISO settings? [duplicate]

Possible Duplicate: What does “expanded ISO” mean? Are these settings real sensitivity options when reading the CMOS sensor or just after-processing what can be done outside the ...
44
votes
10answers
3k views

Should higher ISOs really be preferred (all other things being equal)?

My understanding of the ISO setting on digital cameras is that, unlike film-cameras, changing the ISO does not evoke any physical change in the camera. Rather, it simply tells the camera to multiply ...
23
votes
5answers
26k views

What is meant by the “native ISO” when talking about DSLRs?

The new Nikon D7000 is out, and a lot of previews has touted the "native iso" of D7000 to be 100. What does this actually mean? I'm assuming it means it performs at its best at iso 100, which means ...
14
votes
5answers
4k views

Should I use low-end expanded ISO?

My Pentax K-5 comes with a "regular" low ISO setting of 100, but if you enable "expanded ISO" you can set it as low as 80 (plus go up to an absurd 51200!). I know that in general to reduce noise, ...
5
votes
5answers
13k views

What camera feature to look for to capture moving subjects clearly?

I'm a beginner to photography. I want take pictures of moving objects clearly. Which feature should I look for while buying a camera? What setting is needed to click blur moving object and also ...
6
votes
2answers
8k views

Why isn't expanded ISO settings (L / ISO50) enabled on Canon DSLR's by default?

It bothers me a bit when I have to hunt through menus to find the 'enable expanded ISO settings' setting in my 5D mkIII. I'd like to know why the low ISO's are disabled however and if there is any ...
5
votes
1answer
2k views

Is ND400 insufficient for some sun moments?

I've taken a shot of the sun using my Tamron 70-300 (at 300) on my Nikon D5000 at 1/4000 and F40 and had attached the ND400 filter. The shot was taken mostly to test the filter so I ignored the dirty ...
5
votes
3answers
724 views

Why do some DSLRs have ISO less than 100?

The lowest ISO value in most cameras is 100. But some have less than 100. Why is that so? Does that mean these are more sensitive? And how low can the value be?
9
votes
0answers
610 views

What does expanded ISO mean?

Especially with regards to image quality. I am particularly interested in when you expand to a lower ISO, say 50 rather than 100. Generally the standard high ISO is too noisy, with the expanded ISO ...
1
vote
1answer
153 views

Camera calls some ISO settings extended, but the technical specifications do not

I am looking at a late-model Olympus digital camera and my curiosity is piqued by seeing that, although the camera itself specifies that ISOs of 8000 and higher are extended, neither the technical ...