Questions tagged [high-altitude]

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1answer
177 views

What causes the odd white light tint at places like Zion National Park?

I'm currently visiting Zion National Park in Utah. One of the first things everyone in my group noticed is that, even on clear days (which are the only type we've had so far -- so this isn't a fluke), ...
12
votes
4answers
12k views

How to adjust sunrise and sunset times according to altitude?

At high altitudes, the sun disappears earlier and appears later than at sea level. This question asks for how does light differs in such case but does not address the when. How can I calculate the ...
2
votes
1answer
8k views

What battery types are suitable for low temperatures and high altitudes?

I do some high altitude (4-4.5k metres) trekking. At night this can lead to very low temperatures (down to -20oC). My choice of battery type for my camera is lithium ion, or rechargeable lithium ion. ...
10
votes
3answers
4k views

How does altitude affect camera and lenses?

This summer I'll be attempting to get to the top of Kilimanjaro. I'm bringing my Olympus E-30 and a couple of lenses. The instructions I've received mentions that you should check the height range ...