Leica IIIa

{"overview":"The Leitz IIIa is a 35mm rangefinder camera using the Leica screw mount (M39\/LTM), introduced in 1935. Dealer retail prices in 2026 tend to run well above these wholesale hammer figures, so what an IIIa is worth at auction is not what it sells for in a shop window.","buying_guide":"Shutter curtains are the main weak point: check for pinholes by opening the back and firing at a bright light, and listen for slow or sticky slow speeds, which are common after eight decades. Inspect the rangefinder for a visible second image and patch contrast, check the vulcanite covering for shrinkage and lifting, and verify the take-up spool is present, as these are often missing. Budget for a CLA on top of the hammer price."},{"q":"Does the Leitz IIIa use the same lenses as a Leica M?","a":"No. The IIIa takes M39 screw-mount (LTM) lenses, not M-bayonet. LTM lenses can be used on M bodies with an adapter, but M lenses cannot be fitted to the IIIa."}],"confidence":78,"reasoning":"Twenty UK auction records across multiple rooms give a reliable price picture, and the IIIa's core specifications and 1935 introduction are well-established public facts."}

Generated summary, 19 Apr 2026 — not checked by hand; prices on this page come from the sales, not from this text.