[quote=“tweety,post:22,topic:26223"”]
All that blue light is the refractive index of the glass varying with the wavelength of the light, which makes the coloured fringes .
A bit of coating on the lens would get rid of that, or some better glass- LOL
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people amplify it by tilting the cutoff plate inside the projector. I’m 100% serious about people wanting to blow you by making that blue stripe bigger…