Transparent Suction Platen Images

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IMAGE 1: A ball point pen inscription found on a UH library book page.
IMAGE 2: Recto of paper, with ball point pen ink test, before treatment on a suction platen with ethanol.
IMAGE 3: Recto of paper, with ball point pen ink test, after treatment on a suction platen with ethanol.
IMAGE 4: Verso of paper, with ball point pen ink test, after treatment on a suction platen with ethanol.
IMAGE 5: Transparent suction platen on a light table with light off.
IMAGE 6: Transparent suction platen on a light table with light on.
IMAGE 7: Perforated polypropylene sheet.
IMAGE 8: Corrugated polycarbonate sheet.
IMAGE 9: Polycarbonate end cap.
IMAGE 10: ¼” Teflon hose barb fitting (sometime called a hose mender).
IMAGE 11: Loctite® brand clear silicon.
IMAGE 12: Teflon tape.
IMAGE 13: Cutting the corrugated polycarbonate sheet to the same size as the perforated polypropylene.
IMAGE 14: Cutting the top later off of the corrugated polycarbonate sheet to reveal the channels.
IMAGE 15: Scoring the top layer of the corrugated polycarbonate sheet down the length of a channel.
IMAGE 16: Peeling off a section of the corrugated polycarbonate sheet that has been previously scored.
IMAGE 17: Cutting out of a ¼” notch off each and of the corrugated polycarbonates sheet to allow for air flow.
IMAGE 18: Marking the hole in the polycarbonate end-cap before drilling.
IMAGE 19: Drilling out the hole in the polycarbonate end-cap, for the hose barb, with a 5/16” drill bit.
IMAGE 20: Inserting the hose barb into the hole with silicon applied to create a seal.
IMAGE 21: Applying the polycarbonate end-caps to the open channel sides.
IMAGE 22: Close up view of hose barb fitting with the end cap inserted between the channels of the corrugated polycarbonate.
IMAGE 23: Teflon tape is used to seal the two non-endcap sides of the platen.
IMAGE 24: A strip of Teflon tape is run across the two end caps on the bottom of the platen to create a seal.
IMAGE 25: Top of clear suction platen after completion.
IMAGE 26: Bottom of clear suction platen after completion.