Orquid "Phoenix"

Orquid "Phoenix"

by ceinmart

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Pertaining to the physical and functional. design of camera bodies.

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6
votes
1answer
172 views

What characteristics make a digital sensor good?

Generally, the technical image quality of a digital image (before we get to the post-processing stage) is the product of the characteristics of the lens and the recording medium, with an important ...
10
votes
3answers
2k views

What makes a camera 'weather sealed'?

What is the structural and mechanical differences between a weather sealed body and a non weather sealed body? Is weather sealing still effective if the lens isn't weather sealed?
27
votes
3answers
1k views

Why don't they make all DSLRs with an electronic shutter?

Why don't they make all DSLRs with an electronic shutter? Is it technically possible? Surely this would allow easier syncing with flashes (rather than the usual 1/200s or 1/250s max). I could even ...
17
votes
4answers
13k views

What are shutter actuations?

I was just reading the question How many actuations are "too many actuations"? and trying to figure out what a shutter "actuation" actually is. The only thing I can guess is that it's the number of ...
13
votes
3answers
2k views

How are the red focus point indicators displayed on a dSLR's focusing screen?

The question Why do the focus points leds appear shadowed? raises another question for me. How are these indicator lights implemented in typical dSLRs? Are they actually small LEDs etched into the ...
7
votes
5answers
598 views

Why not have the diaphragm in camera body instead of the lens?

Why is the diaphragm to control the amount of light entering the camera typically in the lens and not the camera body itself?
6
votes
1answer
369 views

Where is the AF sensor located in a DSLR?

As I understand every DSLR has a separate, smaller sensor that handles phase detection focusing. Where is it located? If this location is different for every DSLR, and therefore this broad question ...
13
votes
3answers
1k views

Why is there a mechanical shutter in a digital camera?

I understand that in a camera the diameter of shutter opening — the aperture — controls how much light comes in, and this affects the resulting exposure. But I don't understand why, in a digital ...
1
vote
2answers
160 views

What are all the options or features a DSLR camera body can have?

I was curious to know if there was a place that lists all the options that are possible on a DSLR camera or even which cameras have them? for example: Video recording, Night vision, The speed in ...
8
votes
7answers
1k views

Why has no one invented a 4:5 aspect ratio APS-C/35mm-sized DSLR?

People keep inventing different form factors and formats for cameras, but none seems to have hit on what seems (to me) like an obvious one. Why doesn't somebody build a camera with a sensor that has a ...
6
votes
1answer
183 views

What is the difference in purpose between a focal plane shutter and a leaf shutter on a camera?

I inherited my Grandfather's beautiful Graflex Crown Graphic which he used for his entire career as a portrait photographer. (It's the picture on my avatar if you want to see it.) Doing research on ...
5
votes
3answers
480 views

What's the difference between vertical and horizontal shutters?

I've always thought that shutters were composed of two vertical curtains that moved along the sensor in order to expose it (at least for most DSLRs). Recently I've bought a Pentax K1000 that ...
4
votes
4answers
246 views

How small can current SLRs get and still give comparable photo quality?

Let's take the full-frame Canon 5D as example. How small can this camera be and still give comparable picture quality? What are the design constraints? Besides the sensor, the body, can the lenses ...
-2
votes
2answers
351 views

What is the bill of materials for a typical single lens reflex (or mirror-less) camera? [closed]

How does the bill of materials for a camera contribute to the actual cost and/or price of the camera and how do the hidden costs in developing, manufacturing, and marketing a camera to the public ...