Leica If

Leica If

The Leica If is a 35mm screw-mount camera introduced by Ernst Leitz Wetzlar in the early 1950s as the rangefinderless member of the postwar Leica f-series. It was based on the Leica IIIf body concept but removed both the built-in rangefinder and the built-in viewfinder, creating a highly specialized LTM camera intended for technical, scientific and accessory-based photography [1].

Unlike the Leica IIf and IIIf, the Leica If cannot be used as a complete handheld rangefinder camera without accessories. The body has no viewing or focusing optics of its own. Instead, it was designed to work with external optical finders, external rangefinders, microscope adapters, Visoflex use, copying setups and other specialized Leitz accessories. This explains the two accessory shoes on the top plate, one normally used for a finder and the other for an accessory rangefinder or technical attachment [1].

Mechanically, the Leica If follows the compact Barnack Leica layout. It uses 35mm film, bottom loading, manual film advance and rewind, and a horizontal cloth focal-plane shutter. The body is aluminum with chrome-plated brass top plate, base plate and controls. Leica Wiki lists the body dimensions as 136 × 39 × 65 mm [1].

The camera was produced in both Black Dial and Red Dial versions. Black Dial bodies use the earlier flash-synchronization dial style and shutter-speed progression, while Red Dial bodies use the later synchronization layout and revised speed sequence. As with the Leica IIf, earlier examples generally top out at 1/500s, while later Red Dial bodies may reach 1/1000s. Because the If was produced across several small serial batches, each individual body should be checked against its serial number and physical shutter dial [2][3].

History

Development and Launch

The Leica If replaced the Leica Ic as the simplest body in the postwar screw-mount Leica range. Pacific Rim Camera describes it as the If counterpart to the IIf and IIIf, essentially a body without rangefinder or viewfinder, designed to complete the f-series lineup [2]. It offered buyers the synchronized postwar Leica shutter system in a minimal body intended for users who did not need built-in viewing or rangefinding.

Production Evolution

Production ran from approximately 1952 to 1958. Leica Wiki lists total production at 16,904 cameras, while its serial-number table lists 17,199 assigned serial numbers, a discrepancy caused by assigned batches not always matching final production totals [1]. Pacific Rim lists 1,118 Black Dial cameras and 15,786 Red Dial cameras, giving the If a much smaller production footprint than the IIf or IIIf [2].

Serial Number Batches

Serial numbers are non-contiguous. Known assigned blocks include 562801 to 565000, 575001 to 580000, 673001 to 674999, 682001 to 684000, 760001 to 762000, 789001 to 790000, 807501 to 808500, 815001 to 816000, 822001 to 822900 and 850901 to 851000 [1][3]. This means the broad visible serial span should not be mistaken for continuous production.

Special Variants

Leica Wiki notes several recognized variants, including Black Dial, Red Dial, three-crown Swedish Military examples and Swedish Post Office examples [1]. These special-use versions fit the character of the model, since the If was particularly suited to technical, institutional and accessory-driven photography rather than ordinary consumer snapshot use.

Collector Notes

For collectors, the key identification feature is the complete absence of built-in rangefinder and viewfinder windows. The top plate should have two accessory shoes, and the front should not show the normal finder and rangefinder windows of the IIf or IIIf. Because many screw-mount Leicas were upgraded or modified during their service lives, serial number, top-plate layout, shutter dial type, flash-sync dial, engraving and accessory-shoe arrangement should all be checked together [3][4].

The Leica If is not the most practical Barnack Leica for normal handheld photography, but it is one of the purest and most specialized postwar screw-mount bodies. Its appeal lies in its minimalism, low production numbers, technical-camera role and unusual two-shoe top plate. For users, it pairs especially well with wide-angle lenses and external finders. For collectors, originality and correct variant identification matter more than cosmetic finish alone.

Sources

• [1] Leica Wiki. Leica If. https://wiki.l-camera-forum.com/leica-wiki.en/index.php/Leica_If
• [2] Pacific Rim Camera. Leica IIIf, Leica IIf and Leica If. https://www.pacificrimcamera.com/pp/leica3f.htm
• [3] Leica Wiki. Serial Numbers Leica Cameras. https://wiki.l-camera-forum.com/leica-wiki.en/index.php/Serial_Numbers_Leica_Cameras
• [4] CameraQuest. Leica Screw Mount Serial Numbers 1923-1965. https://www.cameraquest.com/ltmnum.htm
• [5] Kamerastore. Leica If, LTM / M39. https://kamerastore.com/products/leica-if-ltm-m39