DIY Ringflash

I made a DIY ringflash the other day, it took quite a while longer than originally anticipated.   Parts used were: plastic pie saver – $8 4″ PVC pipe – $1 aluminum bar – $3.50 foil tape – $5 L-brackets – $0.90 assorted screws, nuts, and bolts – $5 total cost: $23.40   and this is …