Audio Project Amplifier Speaker Loudspeaker Kit
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Condenser glaslens broke - Click HERE for Original Thread
mathias
Then I ran my test projector setup I heard i breaksound after a while. The condensor lens had broke of the heat. I only use a 150W halogen bulb for testing. My question is, does the condensor lens has to be of a special glas type or what do you other people use in your setup.
proto5
I'd guess your mounts are too tight.....the glass expanded as it heated up and had nowhere to go, so it cracked. Try lossening the mounts next time.
rapsac
Yes, mine has a few mm free movement in each direction (fitted as std. in my OHP).
mathias
Thanks, I will try lossening it.

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