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Card 284 of 9752026-09-24 issue

Observed arrival · 2026-09-24

FocalSim puts depth of field in view

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Editorial interest 75/100 Selection signal · not a rating of the site

A free browser-based camera planner lets you adjust camera and lens settings to preview focus, background blur, and framing.

Landing page captured for the 2026-09-24 issue.
For
Photographers planning focus, framing, and background blur
Worth noticing
It models Canon APS-C separately at 1.6× and distinguishes formula-based focus distances from an educational bokeh approximation.

Field notes

The page offers four shooting presets and separate metric and imperial units, with links to four focused calculators covering depth of field, bokeh, hyperfocal distance, and field of view. Its FAQ says focus distances use standard optical formulas, while the rendered scene is only an educational approximation; the page also says settings stay in the browser and shared links contain those settings.

Observed signals

Read the marks

Editorial observations of this landing page, not a rating.

○OpenPublic substance visible
✦PrettyNotable craft visible
◎NicheUnusually specific use

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Landing page observed 2026-09-24. The live site may have changed.