Digital BW, The Print

--- In DigitalBlackandWhiteThePrint@yahoogroups.com, Cdtobie <CDTobie@...> wrote:
>
> We sell a light trap that can be measured with a spectro; it's on our  
> website under the name SpyderCube. I use it regularly to take absolute  
> black measurements with my spectros.
> 


Thanks I may pick one of those up. I've seen many different tonal control devices like this, but they were all kind of bulky.

For spectro use, do you stick the end of the spectro in the hole and measure.