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  L# Quartz Halogen lamps on an open top tank?
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SubscribeQuartz Halogen lamps on an open top tank?
Curare
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Enthusiast
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Registered: 23-Jun-2004
male australia
Ladies and gentlemen, I'm curious as to whether anyone has used quartz halogen lamps to provide lighting for an open topped tank.

How has it been? How do the plants find it? How do you find it?
Post InfoPosted 26-Jan-2006 11:38Profile Homepage MSN PM Edit Report 
FRANK
 
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Registered: 28-Dec-2002
male usa us-colorado
Hi,
Those style lights as well as the metal halide lights
are generally found over saltwater tanks that contain
corals and other inverts. In a pendant style, they
generally provide about a 2 foot, "footprint" (circle
of intense light). They work great with an open tank
and with submerged and emergent plants.

They run very, very, hot. Take care to dissapate the
heat, and don't touch!

To take care to keep splashing from the bulb, and
DO NOT handle the bulb with your bare hands. The
oil from your skin will adhere to the quartz and
intensify the heat at those points. That accumulated
heat will soften the glass and it will deform at that
point.

Frank


-->>> The Confidence of Amateurs, is the Envy of Professionals <<<--
Post InfoPosted 26-Jan-2006 11:38Profile PM Edit Report 
Curare
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Enthusiast
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Registered: 23-Jun-2004
male australia
basically the plan was to provide a light source from a stand, which houses the globes, sort of a floating system, off a wall.

I'm aware of how hot these babies get as we have them all through our office, but I am curious as to wether they provide enough of the right light to get good plant growth?
Post InfoPosted 26-Jan-2006 11:38Profile Homepage MSN PM Edit Report 
FRANK
 
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Registered: 28-Dec-2002
male usa us-colorado
Hi,
Yes, I believe so - as long as the tank is in the
actual footprint of the light, and you are not just
lighting the room with them and the tank is getting
"incidental" light.

Frank


-->>> The Confidence of Amateurs, is the Envy of Professionals <<<--
Post InfoPosted 26-Jan-2006 11:38Profile PM Edit Report 
Curare
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Enthusiast
Posts: 196
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Registered: 23-Jun-2004
male australia
that's the plan Frank.

I'm thinking some sort of assembly that places the lights directly over the tank to reduce the ammount of refraction.

And seeing as the tank isn't that big, MH lamps would be overkill for sure.
Post InfoPosted 26-Jan-2006 11:38Profile Homepage MSN PM Edit Report 
techjak
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Fish Master
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male usa
Keep in mind that quartz halogens, although look quite white are still an incandescant range bulb and will not provide a "daylight" style light. Some plants (swords if I remember correctly) respoond well to some halogen light, but most other plants need light in the 5500-7000 K range to do well. For a pendant style light, I would look for MH instead.
Post InfoPosted 26-Jan-2006 11:38Profile Homepage Yahoo PM Edit Report 
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