Talbot also used a camera lucida (not
illustrated) for sketching. This was a device using a lens and
mirror to create a picture reflected on to thin paper supported on
Talbot was frustrated in his attempts to
produce satisfying sketches that matched the images he saw, so at Lake
Como in Italy in 1833 he determined to find a way of 'fixing' the image on
paper. He announced his success in doing so six years later.