Photography Weekly Newsletter
Photography Weekly Newsletter

Top new questions this week:

Why use higher ISO when using a tripod and the object is static?

Sometimes when I see a photo such as this one, I wonder why the photographer chose such a high ISO (640), despite using a tripod with a static subject. As far as I know, a lower ISO means less noise, …

[tripod] [iso] [landscape]  
asked by rcs 22 votes
answered by PattaFeuFeu 25 votes

Can anyone identify the manufacturer of this golden lens?

On a recent photo tour, a lens another photographer used caught my attention because of its golden color and no manufacturer name I know being visible. Unfortunately, I was busy taking some shots …

asked by Helm Hammerhand 11 votes
answered by Matt Grum 13 votes

How can Walter Mitty examine the negatives of photos in the bright sunny day?

This may be a naive question, as I am not familiar with photography using negatives storing the photo images. So in the film of "The Secret Life of Walter Mitty", Walter Mitty examines the negatives …

[technique] [film] [equipment-protection] [negative] [movie]  
asked by Idear 9 votes
answered by MikeW 27 votes

Why did this photo of the Milky Way turn out badly?

I followed these instructions and written down the steps I understood to be important, that is: shutter speed = 600 / focal length * crop factor (1.5 for APS-C sensors) ISO = 6000 * f-stop^2 / …

[astrophotography] [milky-way]  
asked by user1653963 6 votes
answered by Count Iblis 8 votes

Why are Micro Four Thirds lenses so expensive compared to Canon?

I'm looking at picking up a new prime portrait lens to augment the kit lenses that came with my Olympus OM-D M-10. My brother has a Canon with a 50mm f/1.8 lens that takes beautiful photos and costs …

[lens] [canon] [pricing] [micro-four-thirds]  
asked by James Davies 4 votes
answered by mattdm 14 votes

How do disposable cameras work without exposure and focus control?

Before I got into photography, I used to use disposable cameras with ISO 400 film. I've gotten some decent results in various lighting, both inside and outside and at different focus distances. How do …

[exposure] [film] [focus] [camera-controls] [disposable-cameras]  
asked by firebat 4 votes
answered by mattdm 11 votes

Use of DOF adapters in stills photography

The camcorder guys figured out long ago how you can get the shallow DOF of a larger sensor system (typically full frame) on a camcorder equipped with a much smaller sensor (typically 1/2.8") by doing …

[lens] [depth-of-field] [optics] [medium-format] [large-format]  
asked by ziutek 4 votes
answered by Matt Grum 4 votes

Greatest hits from previous weeks:

How can I crop a single layer in Photoshop?

Is it possible to crop a single layer, I can almost get the desired outcome using the eraser on a layer but surely it can be done with cropping?

[photoshop] [cropping] [layers]  
asked by amiawizard 2 votes
answered by dpollitt 6 votes

Is there a sane reason why 1/125 is not the half of 1/60?

Here are some common shutter speeds you will find on most DSLR cameras: 1/15, 1/30, 1/60, 1/125, 1/250, 1/500, 1/1000, 1/2000, 1/4000 As you move from left to right, or as you increase the shutter …

asked by sammyg 17 votes
answered by Olin Lathrop 35 votes

Can you answer this?

want to use Panasonic lumix dmc sz1 as cam attached from my computer

I have the cam as mentioned in title but cannot attach and use the cam from computer. That is i want live feed of what the camera is seeing on the computer screen for clay stop motion animation. Also …

asked by user31343 1 vote
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