>> Knock yourself out:
>>
>> http://corticalcafe.com/software_onlineCGHinstructions.htm
>>
>> They demo it with a red laser; I don't know if that's crucial. (The
>> laser wavelength is probably adjustable in the program...)
>
> Bookmarked - will definitely try that. I wonder if an ink-jet will work
> just as well...

I suspect you'll find it nearly impossible to convince an inkjet to put 
the dots exactly where *you* asked for them.

>> Yeah, I've been sat here trying to figure out what the actual DPI of one
>> of these disks is.
>
> I estimated 7e9 bits of data (probably an underestimate due to error
> correction bits etc) and an area of 17 square inches. sqrt(7e9/17) is
> about 20000 dpi.

...or you could just look up the pit width figure from the spec sheet, 
and work out how many times that fits into an inch. ;-)

>> Doesn't LightScribe help here? Or does that only allow you to specify a
>> grey level, which the device itself then dithers?
>
> Maybe, but you'd probably still have to hack the hardware significantly
> to allow the lightscribe functionality to work on the data side of the
> disc at a much higher resolution.

That sounds like just a firmware nudge to me...

Post a reply to this message