Photography Weekly Newsletter
Photography Weekly Newsletter

Top new questions this week:

How can I open a very, very large image to downsize it?

I have an image with a 18984x28591px resolution but I can't open it with Paint or with Pixlr Editor to reduce its size. How can I convert or open this large image on my laptop?

[resolution] [rescaling]  
asked by Educ 11 votes
answered by TFuto 23 votes

Why is it called ISO "speed"?

As I understand it, the ISO value indicates how sensitive the sensor/film is to light. How is this related to speed? Is it something to do with how fast old chemical film developed?

[terminology] [iso]  
asked by Fylke 9 votes
answered by TroyR 8 votes

Do I need other camera lenses if I have an 18-200mm or other super-zoom?

I wanted to ask that once you have purchased a lens of say 18-200mm, then is it required to purchase other lenses — say 24-70mm, 24-105mm, 18-105mm, 28-135mm,etc. Does 18-200mm lens satisfy all the ...

[lens] [zoom] [superzoom]  
asked by maytray pandit 6 votes
answered by Hugo 23 votes

What is a pump zoom lens?

While browsing for cheap second hand lenses I found the Cosina 70-210mm f4.5-5.6. The seller notes that it's a pump zoom. Googling the term does yield some results, but these simply state that a ...

[lens] [zoom] [lens-design]  
asked by Bart Arondson 6 votes
answered by Matt Grum 12 votes

Is it possible to share albums privately on Flickr?

I post my pics from various shoots and events on Flickr (portraits, family events, baby showers, etc.). I arrange my photos into Albums, e.g., all the shots from a reunion are in the "May Reunion" ...

asked by markthomas 4 votes
answered by Robin 4 votes

Do focal length changing lens adapters affect the F-stop of a lens?

My question concerns things like the ultra wide angle adapter for the Sony Alpha/Nex/e-mount line 16mm f/2.8 prime pancake lens, which changes the focal length of said lens from 16mm to 12mm. Since ...

[wide-angle] [sony-nex] [adapter]  
asked by NRade 3 votes
answered by Matt Grum 3 votes

What cloth patterns and colours should be preferred for clothes while shooting portraits in black and white?

How do different colours and cloth design patterns effect the black and white photographs? What patterns and colours should be preferred for clothes while shooting in black and white?

asked by TheIndependentAquarius 2 votes
answered by connersz 0 votes

Greatest hits from previous weeks:

What is the best way to remove texture from a scanned textured photo paper?

I have a bunch of scanned old family photos where the photo paper has a texture. Unfortunately, the texture of the photo scans quite well. What is the best way to remove the texture? (Photoshop CS5) ...

[photoshop] [photo-editing] [restoration]  
asked by Jakub 24 votes
answered by Michael Nielsen 14 votes

How do popular free RAW editor/converter compare to each other on Windows?

I'm looking for a free RAW editor/converter on Windows. Can you tell me some strong/weak points of them comparing with Capture NX and/or Adobe Photoshop Elements? RawTherapee PhotoFiltre Able RAWer ...

[software] [post-processing] [raw] [photo-editing] [windows]  
asked by alexandrul 26 votes
answered by Naseer 22 votes

Can you answer this?

SD Card formats but reads "Card is Full!" in Nikon

I formatted my SD card, but when I try to press to take a picture, shows "Card is Full!" and won't take a picture. See upper left message in the attached pic. Does anyone know why that's so?

[nikon] [digital-photography]  
asked by Jae Lee 1 vote
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