Cameras lack depth of field (DOF) information in the viewfinder, requiring photographers to estimate or use external tools.

Existing solutions like focus peaking and DOF preview require manual interpretation and do not provide real-time numerical DOF data in the viewfinder.

Severity

2Mild

Willingness to Pay

implied

Added

Apr 26, 2026

Workarounds Described

uses focus peaking to guess DOF
uses DOF preview button to estimate

Implied Software Gaps

Real-time numerical DOF overlay in viewfinder that shows exact near and far limits

App Concept

DoF View

DoF View is a camera feature or app that overlays real-time depth of field information directly in the electronic viewfinder, showing exact near and far limits. It integrates with existing camera hardware to provide instant DOF data, eliminating guesswork and external calculators.

Key Features

Real-time DOF overlay in EVF
Near and far limit distance display
Adjustable aperture and focal length integration
Hyperfocal distance indicator

Target Users: Professional and enthusiast photographers using mirrorless or DSLR cameras

Revenue Model: Licensing fee to camera manufacturers ($2-5 per camera) or $9.99/mo subscription app

Existing Solutions Mentioned

focus peakinglive view with EVFDOF preview button with DSLR

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