bearisgray

It is helpful to have a red and a GREEN color (value) evaluator.

I was looking at a Target ad through the red filter - the red of the Target bullseye almost "vanished."

This is one source for both:

http://www.cottagemills.com/default/colorevaluator.html

Onebyone

I bought the red lens glasses. Love them. I don't use the green very much.

haylillan

you can use cellophane paper brought at florist

carolynjo

Our local school supply store has loads of red and green value finders hole-punched for 3-ring binders.

Vat

I also bought the red glasses and love them.

PenniF

I use the red glass butterfly sun catcher that hangs in my kitchen window. "Improvise" is my middle name !

mawluv

I got a pair of red safety glasses on ebay for $1.38. Work great!!! Sure beats paying $19.99 for them!!!!

mjhaess

Thanks for sharing..