Lumix S 40mm f2 Review: Panasonic's Budget Prime vs the Alternatives

If you're shooting on an L-mount body and tired of justifying the bulk of your zoom for street or travel work, the Lumix S 40mm f2 just launched as the affordable compact prime the system was missing — and it's worth knowing whether it's actually good or just cheap. Laing's three-way test against the 18-40mm zoom and TT Artisan rival tells you exactly where Panasonic's first-party optics earn their price premium.