Orquid "Phoenix"

Orquid "Phoenix"

by ceinmart

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12
votes
2answers
421 views

Why is the amount of photos that fit on one card dependent on ISO?

I have a Canon 550D with a 16GB SD card. I noticed that, when in P-mode, if I choose an ISO of 100 I can shoot 595 raw files on an empty card. If I choose an ISO of 200 this is 590. And if I choose ...
1
vote
1answer
122 views

Why do my tiff files balloon in size when saved with 1 adjustment layer?

I'm having an issue with tiff files that I can't figure out. Here's an example: I open a 40 mb tiff, add one curves adjustment layer, and save the file normally (i.e., using LZW, Interleaved, IBM PC, ...
12
votes
4answers
3k views

How to avoid jpeg compression artefacts when saving photos in web resolution?

When I save a web-resolution image (for example, 1920×1024px), flat areas tints often have damaged shades of color. I'm saving in Photoshop CS4 with quality 2 in standard mode, because I need the ...
6
votes
1answer
419 views

Why are my photos taking too much memory?

I have a Canon 5D mark II. The weirdest thing happened today. I was shooting with a 4 GB memory in Raw and Jpeg and was only able to shoot 34 pics. I looked at my settings and couldn't figure out what ...
4
votes
2answers
310 views

What is the effect of long exposure on file size?

Is it a rule that long exposure will produce a larger size file compared to a shorter exposure? It seems logical, since you are writing more data to the memory card when you expose for more time. ...
1
vote
1answer
867 views

Can a Pentax K-5 record more than 4 GB of video with an SDXC card?

When using an SDHC card, the Pentax K-5 can only record up to 4 GB of video in a single clip. This is said to be because SDHC cards use the FAT32 file system, which has a 4 GB maximum file size. At ...