<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Hello,<div>I'm working on making a cool light fixture with an array of LEDs mounted on pcb and I'm wondering if anyone can tell me what type of brightness I can expect from medium/low powered LED (0.06W, 6.8 lumens typical luminous flux) versus high power LEDs (0.5W, 39 lumens OR 1W, 105 lumens)?</div><div>If I have an array of 4 or 36 LEDs, for example, how might that compare to 60W or 100W bulb(s)? </div><div>Also the high powered LEDs have slugs and I'm wondering what is necessary for heat dissipation - do I really really need a heatsink for 0.5W or 1W LEDs?</div><div><br></div><div>I'm referring specifically to Everlight Optoelectronic components:</div><div>low mid-power</div><div><img height="480" width="624" apple-width="yes" apple-height="yes" id="4dad3aa7-71a7-4428-b25f-2d8d44ea49cb" src="cid:EE6ECBB8-CECB-4842-AC83-8BA2A7C8D676@cu-wireless-students.carleton.ca"></div><div>high power</div><div><img height="480" width="534" apple-width="yes" apple-height="yes" id="7fcfde6f-59a3-4472-88ad-54a33b75bfe4" src="cid:60736C24-1B99-4021-9480-1CC751357929@cu-wireless-students.carleton.ca"></div><div><br></div></body></html>