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Posts Made By:
Mike O'Pray
Forum:
Alternate printing processes
6th March 2021, 05:25 PM
Replies:
94
Cyanotype Chemicals
Views:
26,915
Posted By
Mike O'Pray
It looks really neat, Barry Mike
It looks really neat, Barry
Mike
Forum:
Alternate printing processes
28th February 2021, 05:58 PM
Replies:
94
Cyanotype Chemicals
Views:
26,915
Posted By
Mike O'Pray
Thanks. The 4 test fabrics turned out much as I...
Thanks. The 4 test fabrics turned out much as I might have expected. I suppose that any washing is bound to fade a cyanotype eventually. 10 washes sounds OK but for the life of a tee shirt isn't...
Forum:
Alternate printing processes
27th February 2021, 08:44 PM
Replies:
94
Cyanotype Chemicals
Views:
26,915
Posted By
Mike O'Pray
I chose Ian's original "Cyanotype Chemicals"...
I chose Ian's original "Cyanotype Chemicals" thread for my post as it seems more appropriate than the latter thread on Cyanotype , given my general question concerns cyanotype chemicals but this time...
Forum:
Alternate printing processes
9th January 2021, 10:43 PM
Replies:
94
Cyanotype Chemicals
Views:
26,915
Posted By
Mike O'Pray
Good info from all parties and nice to know that...
Good info from all parties and nice to know that the UV lamp has the capabilities to cover at least 8x10 and probably A4
Thanks
Mike
Forum:
Alternate printing processes
9th January 2021, 02:39 PM
Replies:
94
Cyanotype Chemicals
Views:
26,915
Posted By
Mike O'Pray
Just to clarify are these 4 prints each 2 inches...
Just to clarify are these 4 prints each 2 inches by 2 inches such that if it had been one print then the limit looks to be a maximum of 8 x8 inches or does the gaps that I assume between each for...
Forum:
Alternate printing processes
9th January 2021, 12:42 PM
Replies:
94
Cyanotype Chemicals
Views:
26,915
Posted By
Mike O'Pray
+1 to Bob's comments As I understand it these...
+1 to Bob's comments As I understand it these cut-outs for a photogram have to be cut in the reverse so to speak so it isn't as simple as cutting round a black piece of card In fact to really do...
Forum:
Alternate printing processes
10th November 2020, 07:25 PM
Replies:
94
Cyanotype Chemicals
Views:
26,915
Posted By
Mike O'Pray
They look pretty good Roy. Thanks for these and...
They look pretty good Roy. Thanks for these and the post
Mike
Forum:
Alternate printing processes
21st October 2020, 04:15 PM
Replies:
94
Cyanotype Chemicals
Views:
26,915
Posted By
Mike O'Pray
Alex I imagine that what may be possible is an...
Alex I imagine that what may be possible is an enlargement of a 35mm or 120 neg onto the likes of X ray or litho film creating a positive then a contact print of that 8x10 film positive onto another...
Forum:
Alternate printing processes
21st October 2020, 10:26 AM
Replies:
94
Cyanotype Chemicals
Views:
26,915
Posted By
Mike O'Pray
I had the same problem, Terry, when I tried to...
I had the same problem, Terry, when I tried to find the link between what you can find out about water in your area and its PH. I got so frustrated just going round in circles.
Maybe there is...
Forum:
Alternate printing processes
19th October 2020, 11:59 AM
Replies:
94
Cyanotype Chemicals
Views:
26,915
Posted By
Mike O'Pray
It will be interesting to see what the effects...
It will be interesting to see what the effects are in an area where the water is at worst neutral and possibly slightly acidic
It wasn't entirely clear to me if what was said was that acidic to...
Forum:
Alternate printing processes
7th October 2020, 03:59 PM
Replies:
94
Cyanotype Chemicals
Views:
26,915
Posted By
Mike O'Pray
Sorry I made a mistake with my symbols It should...
Sorry I made a mistake with my symbols It should have been that Mike Ware warns against using water with a PH of greater than 7 so I should have used PH > 7 and not PH < 7. It is water that is...
Forum:
Alternate printing processes
6th October 2020, 03:38 PM
Replies:
94
Cyanotype Chemicals
Views:
26,915
Posted By
Mike O'Pray
A bit more in terms of PH reduction. If high PH...
A bit more in terms of PH reduction. If high PH in you tap water is a problem then it would seem the simplest solution is rainwater that is collected in barrels but if this is not practical then...
Forum:
Alternate printing processes
6th October 2020, 02:51 PM
Replies:
94
Cyanotype Chemicals
Views:
26,915
Posted By
Mike O'Pray
I have searched a bit deeper on citric acid and...
I have searched a bit deeper on citric acid and its use in cyanotype. I googled citric acid in cyanotype printing and it comes up with a whole host of sources. One of the main ones is Mike Ware and...
Forum:
Alternate printing processes
6th October 2020, 11:54 AM
Replies:
94
Cyanotype Chemicals
Views:
26,915
Posted By
Mike O'Pray
Yes, I was looking for an explanation on the...
Yes, I was looking for an explanation on the exact purpose of the citric acid and did a search of the site but couldn't really find anything.
Is it to add to the washing process or to the...
Forum:
Alternate printing processes
6th October 2020, 11:10 AM
Replies:
94
Cyanotype Chemicals
Views:
26,915
Posted By
Mike O'Pray
Yes, it would look as if cyanotype is a late...
Yes, it would look as if cyanotype is a late spring to early autumn affair if relying on the sun but there is always a UV lamp at a cost
I had a good look at the site and it was interesting and it...
Showing results 1 to 15 of 15
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