(1) The court may, on the request of a party, give such directions as are appropriate to ensure that specified documents and things used by a witness otherwise than while giving evidence to try to revive his or her memory are produced to the party for the purposes of the proceeding.
(2) The court may refuse to admit the evidence given by the witness so far as it concerns a fact as to which the witness so tried to revive his or her memory if, without reasonable excuse, the directions have not been complied with.