| 摘要 |
<p>Transparent film comprises support, preferably polyethylene terephthalate film 50-100 micron thick, conductive layer, preferably copper film treated with iodine-containing solution, polyvinyl acetate adhesive layer and light-sensitive poly-N-vinyl-carbazol layer. Resolution and contrast can be controlled in negative-positive process by thickness of adhesive layer.</p> |
