I know that there are "gray cards" sold that help with exposure/color correction, but as I'm on a tight budget I'd like to make my own. Is this possible? Also, are there other objects (paint sample ...
Are there features to Westcott's Spiderlite TD5 that would be difficult to reproduce if I built a DIY version?
I look at products like Westcott's Spiderlite TD5 head and there looks to be less than $50 in parts (not including the light bulbs) in a product like this... I'm a 'handy guy' with a garage full of ...