A Cranwell man faces three charges of making thousands of indecent photographs of a child.
Ian Mountain, 50, of De Gravel Drive, Cranwell, is accused of making 1,405 category A indecent photographs, making 1,491 category B photos and making 1,212 category C photos, all on May 11, 2015.
He is also accused of possessing an extreme pornographic image and possessing 889 prohibited images of a child on the same date.
He also faces a charge of distributing an indecent photograph of a child between October 17, 2013, and February 11, 2014.
Mr Mountain made no plea. The case was adjourned to Lincoln Crown Court on June 20 for a preliminary hearing.
Mr Mountain was granted bail on condition that he did not have any unsupervised contact with any child under 16.