[Peter Ward]

Originally Posted by renormalised

Still not cheap, Peter. OK if you're carrying a black AmEx card but not when you're on a budget....a student's one at that!!!

True enough...but they cost what they cost.

I actually tried to get an Aussie manufacturer to make a run of filters...the cost was around double the $US175 ea....hence it never happened

I dare say had I asked for cricket bats it would have been cheaper....