OFOTO is an independent guide to how a digital photograph becomes a physical object: printing, paper, colour, framing, preservation and display. No ads, nothing for sale.https://ofoto.sk/en-gbhttps://ofoto.sk/en/paper/archival-paper/https://ofoto.sk/en/paper/archival-paper/“Archival” has no precise definition. What ISO 9706, ISO 18902 and the PAT under ISO 18916 actually say, what optical brightening agents (OBAs) are, and what the life of a print really depends on.Mon, 12 Oct 2026 00:00:00 GMThttps://ofoto.sk/en/colour/calibration-and-soft-proofing/https://ofoto.sk/en/colour/calibration-and-soft-proofing/Why prints are darker than the screen and how to fix it — monitor brightness in cd/m², calibrating with a measuring device, soft proofing, paper white, the black point, and the light you judge prints by.Mon, 12 Oct 2026 00:00:00 GMThttps://ofoto.sk/en/print/dpi-ppi-resolution/https://ofoto.sk/en/print/dpi-ppi-resolution/The difference between DPI and PPI, the exact formula for converting pixels to centimetres, a table of print sizes and the viewing-distance rule. Plus what upscaling can and cannot do.Mon, 12 Oct 2026 00:00:00 GMThttps://ofoto.sk/en/paper/fine-art-papers-and-canvas/https://ofoto.sk/en/paper/fine-art-papers-and-canvas/Photographic and Fine Art media types without the marketing: cotton, α-cellulose, baryta and RC papers and canvas. What gsm, optical brighteners and paper white mean, and how to choose a paper for a particular photograph.Mon, 12 Oct 2026 00:00:00 GMThttps://ofoto.sk/en/print/fine-art-printing/https://ofoto.sk/en/print/fine-art-printing/What Fine Art (giclée) printing means, how inkjet photo printing works, the difference between pigment and dye inks, and when Fine Art printing is worth it.Mon, 12 Oct 2026 00:00:00 GMThttps://ofoto.sk/en/paper/fomei/https://ofoto.sk/en/paper/fomei/An information page on FOMEI media for inkjet photo printing — the ART, PHOTO, CANVAS and SPECIAL ranges, with the manufacturer’s figures. OFOTO has no connection with FOMEI.Mon, 12 Oct 2026 00:00:00 GMThttps://ofoto.sk/en/framing/frames-and-glazing/https://ofoto.sk/en/framing/frames-and-glazing/Aluminium or wooden frames, how frame size is measured, mounting to board versus reversible mounting, and a comparison of glazing — ordinary glass, UV-filtering glass, anti-reflective glass and acrylic.Mon, 12 Oct 2026 00:00:00 GMThttps://ofoto.sk/en/display/gallery-wall/https://ofoto.sk/en/display/gallery-wall/How high to hang a photograph (the convention of a centre at 145–152 cm), how large it should be above a sofa or bed, how to plan a gallery wall and how to light it without glare or fading.Mon, 12 Oct 2026 00:00:00 GMThttps://ofoto.sk/en/paper/hahnemuhle/https://ofoto.sk/en/paper/hahnemuhle/An information page on Hahnemühle Fine Art media with verified manufacturer figures (weight, fibre, surface, OBAs) and a guide to reading the data sheet. OFOTO has no connection with Hahnemühle.Mon, 12 Oct 2026 00:00:00 GMThttps://ofoto.sk/en/colour/icc-profiles-and-colour-spaces/https://ofoto.sk/en/colour/icc-profiles-and-colour-spaces/sRGB, Adobe RGB and Display P3 explained plainly: what a gamut is, how a printer-and-paper ICC profile works, and how the rendering intents differ (perceptual, relative colorimetric and others).Mon, 12 Oct 2026 00:00:00 GMThttps://ofoto.sk/en/framing/mounts/https://ofoto.sk/en/framing/mounts/What a mount (passe-partout) is for, the difference between a standard and a museum-grade (conservation) mount, how wide it should be, why the bottom border is made wider, and how to attach a photograph without damaging it.Mon, 12 Oct 2026 00:00:00 GMThttps://ofoto.sk/en/framing/nielsen/https://ofoto.sk/en/framing/nielsen/An information page on the frame and moulding maker Nielsen — the company’s history according to its own account, types of aluminium moulding and what to look for when choosing. OFOTO has no connection with Nielsen.Mon, 12 Oct 2026 00:00:00 GMThttps://ofoto.sk/en/print/print-sizes/https://ofoto.sk/en/print/print-sizes/ISO 216 paper sizes (A6 to A0) in millimetres, common photo print sizes from 10 × 15 to 70 × 100 cm, their aspect ratios, and how much has to be cropped from a camera or phone photograph.Mon, 12 Oct 2026 00:00:00 GMThttps://ofoto.sk/en/preservation/scanning-photographs/https://ofoto.sk/en/preservation/scanning-photographs/How to digitise a family archive — what resolution to choose for prints, negatives and slides (with the calculation), how to remove dust safely, how to restore faded colours and how to print the restored photograph.Mon, 12 Oct 2026 00:00:00 GMThttps://ofoto.sk/en/preservation/storing-photographs/https://ofoto.sk/en/preservation/storing-photographs/How to store photographs, negatives and slides following Library of Congress and NEDCC guidance — temperature and relative humidity, enclosures that meet ISO 18902 and the PAT, boxes, labelling and what not to do.Mon, 12 Oct 2026 00:00:00 GMT