Send your films here: Optik OldschoolAugustastr. 1440477 DüsseldorfGermany C-41 colour film processing for 4×5 For all regular colour negative films in 4×5 format. Scan size per Sheet: Long side 13.000 px Push Processing: +0,50€ per roll.Please indicate when placing you order if pushing is needed.We push C-41 film up to 2 stops. Which chemicals do you use?We develop colour film using the excelent FUJIFILM Hunt chemicals. We monitor the status of our chemistry with Fuji control strips. We use distilled water exclusively. What happens to my negatives?We will archive your film safely for up to one year. Once your order is fully processed, you can pick up the negatives from the lab in person or have them mailed back to you. If you don't want to keep your negatives, we can dispose these for you. Prices are per sheet.