[alt-photo] Re: Apple-type or iEtch-type anyone?

[Jack Brubaker]

Since the back of an Ipod appears to be plated in both the etched and
unetched areas I would guess that the base material has been imprinted in
some way and then the "chrome" surface has been added.

Jack



On Thu, Apr 29, 2010 at 9:09 AM, erie patsellis
<erie at shelbyvilledesign.com>wrote:

> Chrome is tough to laser engrave, and aluminum requires a "catalyst" brush
> on coating. If you google "laser engraving" there is a ton of info
> available.
>
> erie
>
> sam wang wrote:
>
>> Jacek,
>>
>> You are probably right. But has anyone used it to make pictures on chrome
>> surfaces?
>>
>> Sam
>>
>>
>> On Wed, Apr 28, 2010 at 1:43 PM, Jacek Gonsalves <jacek at jagnight.com>
>> wrote:
>>
>>
>>
>>> Hi Sam,
>>> I always thought this was done with a laser to etch the actual image on
>>> the
>>> back?
>>> Cheers
>>> Jacek
>>>
>>>
>>> Quoting sam wang <samwang864 at gmail.com>:
>>>
>>>  The way iPods and iPhones are etched in the back - has anyone used it
>>> for
>>>
>>>
>>>> printing images? Apparently it's an etching process, creating a matte
>>>> white
>>>> image on highly polished chrome surface. When viewed, the effect is
>>>> almost
>>>> exactly like that of the daguerreotype - image can appear positive or
>>>> negative depending on the reflection.
>>>>
>>>> It's probably not something one can do in a home darkroom/studio, but
>>>> I'm
>>>> curious about what they use for resist that gives details so fine. The
>>>> result surely is more archival than anything else we make, as long as
>>>> it's
>>>> not scratched.
>>>>
>>>> And, what would we call the process if it is used for image printing?
>>>>
>>>> Sam Wang
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>>
>>
>>
>>
>>
>
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