trying flash and color diffusers

[hianhwee]

the same settings but with different flash angles; L is at 90 degree, R is at 45 degree. i am surprised that flash at 90 degree makes the object brighter as the light falls like a fan as compared a bounce flash (at 45 degree).
(pls click thumbnails for full resolution)





the same settings same flash angles but different color diffuser - blue, red and green
(pls click thumbnails for full resolution)