DoF Mate: Depth of Field

Pull focus with confidence. DoF Mate is a precise, offline-first depth of field and focus calculator built for the set — not the lab. Dial in focal length, aperture, and distance with tactile lens-barrel gauges, then read exactly where your image is sharp. See live depth of field, hyperfocal distance, and your near and far focus limits update instantly as you turn each ring. WHAT YOU GET - Live depth of field, hyperfocal distance, near and far limits - Field of view: FOV in degrees, frame size at distance, subject fill % - Top-down 2D Focus Map with near/far markers and a log distance ruler (0.5m to infinity) - Diffraction limit warning so you know when to back off the iris - 1000+ camera sensor database, auto-updating, grouped by format: Medium/Large Format, Full Frame, Super 35, APS-C, Micro 4/3, Compact/Mobile - 9 built-in cine lens presets, plus custom focal length, aperture, and focus distance - Anamorphic squeeze: 1x, 1.33x, 1.5x, 2x - Circle-of-confusion standards: Auto, 4K, 8K, Loose - A/B compare two setups with a live delta - Gear Locker presets, project grouping, and tags - Metric or imperial, optional iCloud sync - Haptic feedback on every gauge FREE VS PRO Free gives you the full calculator: depth of field, hyperfocal, FOV and framing, the Focus Map, the 1000+ sensor database, anamorphic and CoC controls, A/B compare, and one saved preset. Pro unlocks the on-set workflow: - Unlimited saved presets - Focus Pull Chart across a full distance range - Shot Card with your focus marks to AirDrop to your crew - PDF focus reports with full setup metadata - Cloud team sync across devices WHO IT'S FOR Cinematographers and DPs planning coverage. Focus pullers and 1st ACs building marks before the take. Filmmakers and manual-lens photographers who want sharp results without guesswork. WORKS FULLY OFFLINE No account. No sign-up. No signal required. Every calculation runs on your device, so DoF Mate works in a basement location, on a mountain, or on a plane — wherever the shoot takes you. The sensor database updates automatically when you do have a connection. Add DoF Mate to your kit and stop missing focus. Download it free and try it on your next setup. Privacy Policy: https://dof.korsund.com/privacy/ Terms of Service: https://dof.korsund.com/terms/