On Thu, Oct 21, 2010 at 11:44 PM, William "Chops" Westfield wrote: > >>> Quality, accuracy etc is very non critical. This is for doing some >>> very simple and low accuracy comparison tests so absolute >>> calibration is unimportant. A modicum of consistency between >>> readings would be nice. > > Do they still make light meters for photography? =A0I guess most of > those are above the price range you'd like to see. =A0 A really good > meter might be rentable from a photography rental equipment dealer. > > I wonder if the autoexposure meters of relatively cheap digital > cameras (webcams, even?) could be coerced into delivering the relevant > info? > > How about http://www.buy.com/prod/digital-handheld-lcd-lux-light-meter-lx= -1010bs-protective-case/q/sellerid/16427119/loc/111/208081479.html > =A0 ?? > > BillW How about taking a photo of a grey card: http://en.wikipedia.org/wiki/Gray_= card and then seeing what exposure the camera chose? My old Pentax SLRs have an analog light meter built-in. Regards, Mark markrages@gmail --=20 Mark Rages, Engineer Midwest Telecine LLC markrages@midwesttelecine.com --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .