Illumination

Illumination

The SFDI system will use 3 near-infrared LEDs which should allow the cacluation of oxy- and deoxy-hemoglobin in biological tissue.

DescriptionCostQtyVendorPart #Link
Subtotal$179
660 nm LED$661ThorlabsM660D2link
730 nm LED$541ThorlabsM730D2link
850 nm LED$591ThorlabsM850D2link

Less expensive alternatives to the 660 nm (Photo red) and 740 nm (Far Red) LEDs can be found here for about $4 each.