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Lens Fog
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Aug 12, 2018 12:10:59   #
carl hervol Loc: jacksonville florida
 
I would never leave a camera in the garage in the high heat it can melt the grease and then you can get on the lens elements then you have to pay to get it cleaned the hair drier is the best way to go there cheep and small.

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Aug 12, 2018 12:52:28   #
JD750 Loc: SoCal
 
leftj wrote:
Weather sealed has nothing to do with it.


Right because condensation won't occur on the sensor more frequently in an unsealed camera.

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Aug 12, 2018 15:06:24   #
josquin1 Loc: Massachusetts
 
Don't cool your house so much and keep the camera away from any air conditioning outlets. I keep my house around 76.

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Aug 13, 2018 08:57:55   #
Gene51 Loc: Yonkers, NY, now in LSD (LowerSlowerDelaware)
 
Edia wrote:
Yesterday a stag wandered onto my front lawn. I ran to get my camera to capture the image. I went out my front door and started shooting. When I reviewed my shots, I found the images all fogged up. My house was air conditioned and outside was hot and humid. Is there anything I could do to keep my lens from fogging up?


Leave the camera in the garage?

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Aug 13, 2018 09:00:37   #
Gene51 Loc: Yonkers, NY, now in LSD (LowerSlowerDelaware)
 
twowindsbear wrote:
What do you not understand about the OP's question?

". . . anything I could do to keep my lens from fogging up?"


Both can happen in the same conditions - fair question. Unless you take the lens off you assume only the lens is fogged.

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Aug 13, 2018 09:31:09   #
Gene51 Loc: Yonkers, NY, now in LSD (LowerSlowerDelaware)
 
carl hervol wrote:
I would never leave a camera in the garage in the high heat it can melt the grease and then you can get on the lens elements then you have to pay to get it cleaned the hair drier is the best way to go there cheep and small.


A garage temp is rarely as high as shooting outside in bright sunlight in a hot climate where the camera receives full sunlight. But to be on the safe side, the operating temps are -10 C to +40 C.

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Aug 13, 2018 09:35:40   #
Gene51 Loc: Yonkers, NY, now in LSD (LowerSlowerDelaware)
 
JD750 wrote:
Ha ha ha my bad vision I thought it said "Legs frog". That sounds very creative!! So I clicked on it. DOH! Lens not legs and fog not frog. Ok....

Condensation will accumulate on a surface that is cooler than the dew point of the surrounding air. The camera was inside in dry cool air, you took it outside in hot humid air and condensation accumulated. This is physics.

One solution would be to let the camera warm up to the outside air temp. The moisture would dissipate. So would the Stag. Not a good solution.

Bill_de and Dave337 suggestion's above could be a key to happiness. But how do you know if a deer will wander into the yard? You don't. So leave the camera outside in the war humid air during the day. Bring it inside if you want to shoot. Condensation will not occur because the camera is warmer than the cool dry air inside.

Or buy a weather sealed camera.
Ha ha ha my bad vision I thought it said "Leg... (show quote)


You mean waterproof - as in submersible. You still can't prevent condensation on the surface of the lens. I use Nikon D800/D810 and "weather sealed" lenses - and there is still condensation if I am not careful.

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Aug 13, 2018 18:38:32   #
aellman Loc: Boston MA
 
Edia wrote:
Yesterday a stag wandered onto my front lawn. I ran to get my camera to capture the image. I went out my front door and started shooting. When I reviewed my shots, I found the images all fogged up. My house was air conditioned and outside was hot and humid. Is there anything I could do to keep my lens from fogging up?


I'm not sure how well this would work but there is anti-fog solution used by scuba divers, and may be sold by photo stores also. It's not a substitute for acclimating, but might be worth a try as a last minute temporary fix.

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Aug 15, 2018 22:34:32   #
JD750 Loc: SoCal
 
Gene51 wrote:
You mean waterproof - as in submersible. You still can't prevent condensation on the surface of the lens. I use Nikon D800/D810 and "weather sealed" lenses - and there is still condensation if I am not careful.


I was going toward mitigating, or slowing down, the same problem on the sensor. Going from inside to outside, cool dry air vs warm moist air, a weather sealed camera will slow down the rate of moist air diffusing into the camera body, maybe to the point that the sensor would be warm and thus condensation would not occur at all on the sensor.

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Aug 16, 2018 08:35:01   #
carl hervol Loc: jacksonville florida
 
do not use it!!!

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Aug 16, 2018 13:53:19   #
Jimmy T Loc: Virginia
 
Don't use what? Who are you responding to? Please use "Quote Reply" when responding to another post.
carl hervol wrote:
do not use it!!!

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