Site map
Every page on this site, grouped by what it is for.
Tool
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Free focus stacking software — stack photos in your browser
Merge a focus-bracketed series into one photo sharp front to back. Free, no install, on Mac, Windows, Linux or Chromebook; the frames never leave your computer.
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Depth of field calculator with focus-stacking step
Near and far limits, hyperfocal distance, and the number other calculators skip: the focus step and frame count a stack needs at your aperture.
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RAW to JPG converter — free, in your browser, nothing uploaded
Convert camera RAW files (CR2, CR3, NEF, ARW, RAF, ORF, RW2, PEF and DNG) to JPG or 16-bit TIFF in your browser, at full size, a batch at a time. Nothing is uploaded.
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RAW to DNG converter — free, in your browser, nothing uploaded
Convert CR2, CR3, NEF, ARW, RAF, ORF, RW2 and PEF to Adobe DNG in your browser, sensor data unchanged, for Lightroom and Photoshop. Free; nothing is uploaded.
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Panorama stitcher — stitch photos online, nothing uploaded
Stitch overlapping photos into one panorama in your browser: automatic matching, even exposure, hidden seams and auto-crop. Free; nothing is uploaded.
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HDR merge online — blend bracketed exposures, nothing uploaded
Merge a bracket of exposures into one natural picture with detail in the shadows and the sky: aligned, deghosted and blended in your browser. Free; nothing uploaded.
Guides
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How to focus stack: shoot a series that merges
What focus stacking and focus bracketing are, how to shoot a series that will merge (step, overlap, aperture, magnification), and the five things that break a stack.
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Focus stacking in Photoshop: Auto-Align and Auto-Blend
The exact steps for a focus stack in Photoshop with Auto-Align Layers and Auto-Blend Layers, where it produces halos, and when a dedicated stacker does better.
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Focus stacking in Lightroom: it can't, so do this instead
Lightroom does not merge focus stacks. The two routes that exist: the Photoshop round-trip, and exporting the frames to a stacker that runs in your browser.
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Focus stacking software compared: prices and features
Helicon Focus, Zerene Stacker, Affinity, Photoshop, Luminar, Shine Stacker and free online stackers: price, RAW support, retouching and where your frames go.
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Focus bracketing on Canon, Nikon, Sony, Fujifilm and OM
Where each camera maker hides focus bracketing, what the step and shot settings mean, and which bodies can merge the series themselves.
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Exposure bracketing (AEB): how to shoot and merge a bracket
What auto exposure bracketing is, how many frames and stops to take, where Canon, Nikon, Sony, Fujifilm, OM, Panasonic and Pentax hide AEB, and how to merge it.
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How Focus Stacks aligns and merges frames
Affine alignment on gradients, a Laplacian-pyramid vote for the sharpest source at every scale, two passes so memory stays flat, and every request the page makes.
RAW to JPG
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CR2 to JPG converter — Canon RAW in your browser, no upload
Convert Canon CR2 files to JPG or 16-bit TIFF in your browser. Full resolution, the camera's colour and brightness, a batch at once, and nothing is uploaded.
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CR3 to JPG converter — Canon EOS R and M RAW, free, no upload
Convert Canon CR3 and C-RAW files to JPG or 16-bit TIFF in your browser, at full resolution, with the camera's brightness. Batch, free, and nothing is uploaded.
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NEF to JPG converter — Nikon RAW in your browser, free
Convert Nikon NEF files to JPG or 16-bit TIFF in your browser. Full resolution, as-shot white balance, the camera's brightness, a batch at once, nothing uploaded.
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ARW to JPG converter — Sony RAW at full size, no upload
Convert Sony ARW files to full-resolution JPG or 16-bit TIFF in your browser. The JPEG inside an ARW is small; this develops the whole sensor. Free, nothing uploaded.
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RAF to JPG converter — Fujifilm X-Trans RAW at full size
Convert Fujifilm RAF files, X-Trans included, to full-resolution JPG or 16-bit TIFF in your browser. Free, batch, and nothing is uploaded.
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ORF to JPG converter — Olympus and OM System RAW, no upload
Convert Olympus and OM System ORF files to JPG or 16-bit TIFF in your browser, at full resolution with the camera's brightness. Free, batch, nothing uploaded.
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RW2 to JPG converter — Panasonic Lumix RAW in your browser
Convert Panasonic Lumix RW2 files to JPG or 16-bit TIFF in your browser, at full resolution with the camera's brightness. Free, batch, and nothing is uploaded.
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PEF to JPG converter — Pentax RAW in your browser, free
Convert Pentax PEF files to JPG or 16-bit TIFF in your browser, at full resolution with the camera's brightness. Free, a batch at once, nothing uploaded.
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DNG to JPG converter — camera, phone and drone DNG, no upload
Convert DNG files from cameras, phones and drones to JPG or 16-bit TIFF in your browser. Full resolution, the camera's brightness, batch, and nothing is uploaded.
Site
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About Focus Stacks
Who makes Focus Stacks, why it runs in the browser rather than on a server, and how it is paid for.
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Contact Focus Stacks
How to reach Focus Stacks, what to include in a report about a stack that failed, and what response to expect.
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Press kit — Focus Stacks
The Focus Stacks mark at 512 and 240 pixels and five screenshots of the stacker and its pages at 1270 × 760, with what you may do with them.
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Site map — Focus Stacks
Every page on Focus Stacks, grouped by what it is for: the stacker, the calculator, the guides and the legal pages.
Legal
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Privacy — what stays in your browser and what is measured
Frames never leave the device. What the cookieless analytics counts, what advertising may do after consent, and the network requests the page makes.
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Terms of use — Focus Stacks
The terms under which the stacker and the calculator are offered: free, as-is, your files are yours.
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Cookies and browser storage — Focus Stacks
The stacker stores nothing. Analytics sets no cookie. Advertising, when switched on, may — after you choose.
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Licences and attributions — Focus Stacks
The open-source material this site carries and the licences it carries it under.
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Legal notice — Focus Stacks
Who provides Focus Stacks: the publisher's name, address, registration numbers and how to reach them, as EU and Polish law require.
Deutsch
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Focus Stacking kostenlos – Fotos im Browser stapeln
Focus Stacking kostenlos im Browser: eine Fokusreihe zu einem Foto verrechnen, das von vorn bis hinten scharf ist. Auf Mac, Windows, Linux und Chromebook, ohne Upload.
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Focus-Stacking-Anleitung: die Fokusreihe richtig fotografieren
Was Focus Stacking und Focus Bracketing sind, wie Sie eine Fokusreihe aufnehmen (Schritt, Überlappung, Blende, Abbildungsmaßstab), und die fünf häufigsten Fehler.
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Focus Stacking in Photoshop: Ebenen ausrichten und überblenden
Focus Stacking in Photoshop mit „Ebenen automatisch ausrichten“ und „Ebenen automatisch überblenden“: die Schritte, wo Halos entstehen und wann ein Stacker besser ist.
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Focus Stacking in Lightroom: geht nicht – so klappt es trotzdem
Lightroom kann keine Fokusreihe verrechnen. Die zwei Wege, die es gibt: über Photoshop oder die Bilder exportieren und in einem Stacker im Browser verrechnen.
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Focus-Stacking-Software im Vergleich: Helicon, Zerene & Co.
Helicon Focus, Zerene Stacker, Affinity, Photoshop, Luminar, Shine Stacker und kostenlose Online-Stacker: Preis, RAW, Retusche und wohin Ihre Bilder gehen.
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Focus Bracketing bei Canon, Nikon, Sony, Fujifilm und OM
Wo jeder Kamerahersteller das Focus Bracketing versteckt, was die Einstellungen für Schritt und Bildanzahl bedeuten und welche Kameras die Reihe selbst verrechnen.
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Schärfentiefe-Rechner mit hyperfokaler Distanz und Fokusschritt
Schärfentiefe-Rechner: Nah- und Fernpunkt, hyperfokale Distanz und was andere Rechner weglassen – Fokusschritt und Bildanzahl für Ihre Fokusreihe bei Ihrer Blende.
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RAW in JPG umwandeln – kostenlos im Browser, ohne Upload
RAW-Dateien (CR2, CR3, NEF, ARW, RAF, ORF, RW2, PEF, DNG) im Browser in JPG oder 16-Bit-TIFF umwandeln – in voller Größe, viele Dateien auf einmal, ohne Upload.
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DNG-Konverter: RAW in DNG umwandeln – kostenlos, ohne Upload
RAW-Dateien (CR2, CR3, NEF, ARW, RAF, ORF, RW2, PEF) im Browser in DNG umwandeln – mit unveränderten Sensordaten, für Lightroom und Photoshop. Kostenlos, ohne Upload.
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CR2 in JPG umwandeln – Canon-RAW im Browser, ohne Upload
Canon-CR2-Dateien im Browser in JPG oder 16-Bit-TIFF umwandeln: volle Auflösung, Weißabgleich und Helligkeit der Kamera, viele Dateien auf einmal, ohne Upload.
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NEF in JPG umwandeln – Nikon-RAW im Browser, kostenlos
Nikon-NEF-Dateien im Browser in JPG oder 16-Bit-TIFF umwandeln: volle Auflösung, Weißabgleich und Helligkeit der Kamera, viele Dateien auf einmal, ohne Upload.
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ARW in JPG umwandeln – Sony-RAW in voller Größe, ohne Upload
Sony-ARW-Dateien im Browser in JPG oder 16-Bit-TIFF in voller Auflösung umwandeln. Das eingebettete JPEG ist meist klein; hier wird das RAW entwickelt.
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Panorama erstellen – Fotos online zusammenfügen, ohne Upload
Überlappende Fotos im Browser zu einem Panorama zusammenfügen: automatische Ausrichtung, Belichtungsausgleich, unsichtbare Nähte, Zuschnitt. Kostenlos, ohne Upload.
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Datenschutz – was in Ihrem Browser bleibt und was gemessen wird
Ihre Bildreihen verlassen das Gerät nicht; geteilt wird nur, was Sie teilen. Was die cookielose Messung zählt, was Werbung darf und welche Anfragen die Seite stellt.
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Impressum – Focus Stacks
Anbieter von Focus Stacks: Name, Anschrift, Registernummern und Kontakt des Herausgebers, wie es EU-Recht und polnisches Recht verlangen.