Harman 4" x 5" Direct Positive Paper 25 Sheets Brand_Novoflex If some astonishing location has Filter Size_112mm If some astonishing location has amazed you on television offering the finest performance in a mid to telephoto zoom focal range Creative and unusual effects can be achieved when used to make photograms or perhaps substituted for standard photo paper when printing from negatives in an enlarger Harman Direct Positive Paper is primarily suited for use in pinhole cameras where exposure and processing in conventional black and white photo chemistry achieves a unique positive print without the need for a film negative or inter negative