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A camera is positioned where backlighting is a problem. What would be the preferred action?
Suggested Answer: B
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In good conditions, a pixel density of 250 px/m (80 px/ft) is required for identification purposes. This means that at this resolution, the image quality is sufficient to identify individuals, objects, or other details accurately. Identification requires the highest level of detail among the common surveillance objectives (detection, observation, recognition, identification). This pixel density allows for clear and precise visual information necessary for identifying specific features such as facial characteristics or license plates.
33 comments · newest first
LE
Leonor
10 months ago
D is the best option here, no doubt about it!
DA
Daren
11 months ago
Increasing shutter speed might just make it worse, not a fan of C.
SH
Shawn
11 months ago
Wait, can P-iris really fix backlighting? Sounds too good to be true!
KI
Kiera
11 months ago
I think A could work too, but not as effective as D.
IV
Ivory
11 months ago
D is definitely the way to go! More light always helps.
SH
Sherill
11 months ago
I definitely think using additional light sources is a common solution for backlighting, similar to what we discussed in our last session.
MA
Mari
12 months ago
I feel like increasing the shutter speed might not fix the backlighting problem, but I can't recall the details.
EL
Elza
12 months ago
I think adding more light sources could really help with backlighting issues, like we practiced in class.
EU
Eun
1 year ago
I remember something about backlighting, but I'm not sure if using a polarized filter is the best option.
LI
Linn
1 year ago
Adding more light sources to counter the backlighting seems like a logical solution, but I'm not sure if that's the most efficient or practical option. I'll have to weigh the pros and cons of each choice.
CH
Christene
1 year ago
Okay, I've got this. The best approach here is to use a polarized filter on the lens. That will help reduce the glare and contrast issues caused by the backlighting.
JU
Julieta
1 year ago
Hmm, I'm a bit unsure about this one. Backlighting can be tricky, and I'm not sure which of these options would be the most effective. I'll have to think it through carefully.
JA
Jani
1 year ago
This looks like a pretty straightforward question about dealing with backlighting in photography. I think the key is to identify the best solution from the options provided.
AH
Ahmed
1 year ago
Increasing the shutter speed to 1/100th of a second? I'll just ask the sun to slow down a bit, that should do the trick.
TA
Tamekia
1 year ago
D) Add additional light sources to counter backlighting
VE
Verda
1 year ago
B) Axis P-iris technology will solve your problem
TO
Tomas
1 year ago
A) Use a lens with a polarized filter
GO
Golda
1 year ago
Backlighting? Sounds like my camera needs a personal sun visor. Where can I get one of those P-iris hats?
PE
Pearlene
1 year ago
Ah, the age-old dilemma of backlighting. Do I hear a drum roll for the correct answer? *drumroll* Polarized filter, of course! It's like a force field for your camera.
GE
Gerry
1 year ago
Increased shutter speed? That's like trying to outrun the sun. You gotta fight fire with fire, or in this case, light with light. Add some extra illumination, my friend.
CE
Cecil
1 year ago
D: Add additional light sources to counter backlighting
IR
Irma
1 year ago
C: Increase the shutter speed to more than 1 /100 s
EL
Elvis
1 year ago
B: Axis P-iris technology will solve your problem
FE
Felix
1 year ago
A: Use a lens with a polarized filter
LA
Lashonda
1 year ago
P-iris technology? Sounds like something straight out of a sci-fi movie. I'll stick with the classic polarized filter approach.
AL
Almeta
1 year ago
User 4: Adding more light sources could be a quick fix for backlighting issues.
BO
Bong
1 year ago
User 3: Increasing the shutter speed might also help in this situation.
VE
Veda
1 year ago
User 2: I think P-iris technology is the way to go for better results.
DI
Dierdre
1 year ago
User 1: I agree, a polarized filter is a safe bet.
KA
Karan
1 year ago
Polarized filters are definitely the way to go for backlighting issues. Blocking out the excessive light from behind will really make the subject pop.
PA
Paulina
2 years ago
I think increasing the shutter speed to more than 1/100 s could also help in this situation.
MA
Marta
2 years ago
I disagree, I believe adding additional light sources to counter backlighting would be more effective.
MI
Mignon
2 years ago
I think the preferred action would be to use a lens with a polarized filter.