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Re: IR Illuminators
I now understand after doing some research that the IR Illuminators that
work with cameras 1-1.5 lux, at least the ones Axis puts their name on, cost
in the neighborhood of $500. Yikes! I shouldn't expect much from Hong Kong
for $20. At least I got a usable power supply. :-)
"Doug" <not@xxxxxxxx> wrote in message
news:DgT9i.428592$115.176368@xxxxxxxxxxxxxxx
> Day/night doesn't mean day/pitch black and a day/night camera will still
> need a certain amount of light to perform even when in the "night" mode.
> Most inexpensive LED illuminators don't perform as advertised, since a low
> light or day/night camera needs less light to produce an image then a poor
> performing illuminator will yield the best results on a camera that needs
> the least help. So the vendor is right in a sense, but what he should have
> said "you need a low lux camera to take advantage of the piss poor
> illuminator I've just sold you"
>
> Doug
>
> --
>
> "Sue" <sodom@xxxxxxxxxx> wrote in message
> news:4667fc3d$0$19528$4c368faf@xxxxxxxxxxxxxxxxx
>> Well, there you go. Now I'm thoroughly confused.
>>
>> I have several day/night cameras, some really cheap, one is somewhat
>> expensive. They work great. But I also have some very expensive high
>> end cameras, such as the Sensormatic Speeddome Ultra VII, and the Axis
>> 213 which are not day/night, at least not automatic day/night. These are
>> the ones I need the extra illumination for. What would I need
>> illumination for on cams that already have day/night?
>>
>> I bought an IR illuminator on ebay thinking that I could use it with the
>> Speeddome Ultra VII inside my house so that my daughter could not sneak
>> back to her room after being out half the night, but I can't see squat
>> because it's so dark. It has 48 LEDs, but doesn't illuminate worth a
>> damn with that camera. I tell the seller, he says "you need low lux
>> camera to take advantage". That's like giving Dolly Parton a boob job if
>> you ask me.
>>
>>
>> "Jim" <alarminex@xxxxxxx> wrote in message
>> news:1181149844.346116.83250@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
>>> On Jun 6, 7:56?am, "Sue" <s...@xxxxxxxxxx> wrote:
>>>> Easy question, does one need a very low lux camera to take advantage of
>>>> an
>>>> IR illuminator? If so, how low? Thanks.
>>>>
>>>> Sue
>>>
>>> Actually the opposite is true. The more IR illumiators that you have,
>>> the less low level light sensitivity the camera needs. ( assuming it's
>>> a color day/night switching camera)
>>>
>>> There are low light level cameras that don't need any illuminators.
>>>
>>
>>
>
>
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