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1
vote
4answers
201 views
Does an aperture value exist, where a lens creates a brighter image than the real view?
So (without limitations of the viewfinder for example) looking through the viewfinder
creates a brighter image than normal view would be.
The lens would then work like a funnel(collects light from ...
4
votes
3answers
250 views
What's the best way to light still-life photos of leaves?
I just want to make a set of still-life photographs of leaves, with totally controlled lighting. I'd like to be as "scientific" as possible, but I don't know how to light my set. Frontal direct lights ...
2
votes
1answer
124 views
Stereoscopic images
Disclaimer: I know this is probably the complete wrong place to ask this. But seeing as there is no Tattoos.stackexchange I will give it a shot because at its core, this question is down a ...
6
votes
2answers
367 views
What is the lowest level of luminous flux a camera can detect?
In the past, I've asked about taking photos of luciferase. Now I'm curious how weak of a light source I can detect. From How many photons per second is one Lumen? on Physics Stack Exchange, I can ...
8
votes
2answers
330 views
What type of camera setup is required to take photos of luciferase?
I'm working with luciferase which has a wavelength of blue 480 nm and I want to be able to take a photo of it. The trouble is, I can see the luciferase glowing in all of its glory in front of me but ...
4
votes
3answers
180 views
What's a fairly simple way of taking a photo through a microscope?
I have a simple microscope, with only one lens (though two eyepieces). Is there any way to do this, without too much money and modification?
7
votes
2answers
795 views
What is “solid angle” and how does it relate to photography?
So, I was hanging out in the chat room, and hear mention of something called "Solid Angle". What is this, and how can it be important?
6
votes
3answers
1k views
What are the consequences of making camera bodies black?
Considering that silver and other camera colors are outsiders, I wonder if there is a specific reason to make black camera bodies.
I can think of several "marketing" reasons (discretion, first, or ...
20
votes
4answers
797 views
What are good advanced books on the physics and science of photography?
I am looking for books about the physics of DSLR, including modern photography optics and sensor electronics. If I already have some books on optics and electronics, I have found fairly hard to find ...
12
votes
2answers
3k views
What is the difference between luminance and illuminance?
The more I read about this, the more confused I become. Illuminance, as I understand it, measured in lux, is the perceived brightness of light on a surface. It's what you'd measure with an incident ...
13
votes
2answers
621 views
What is the inverse-square law, and how does it apply to lighting for photography?
I hear photographers talk about the inverse-square law, particularly with reference to lighting.
What is this law about, and most importantly, how is it applied to lighting for photography?
