Telephoto Prime lenses for Panasonic GF1
The Panasonic Lumix DMC-GF1 has the Micro Four Thirds mount & has a Four Thirds sized sensor. Currently, we have information on 16 Telephoto Prime lenses that will fit the GF1.
The GF1 has a crop factor of 2.1 so you should multiply the lens focal length with 2.1 to find it's full frame equivalence. You can just click the 
image to visualize how the lens fits the GF1.
We have also designed an Advanced Lens Search so you can find your perfect lens.
ModelVisualizeFocal LengthApertureStabilizedWeight
Panasonic Leica DG Nocticron 42.5mm F1.2 ASPH OIS43mmf/1.2 425g
Olympus M.Zuiko Digital ED 45mm F1.2 Pro45mmf/1.2410g
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Samyang 50mm F1.2 AS UMC CS50mmf/1.2375g
Samyang MF 85mm F1.4 Mk285mmf/1.4548g
Rokinon 85mm F1.485mmf/1.4 539g
Samyang 85mm F1.4 Aspherical IF85mmf/1.4 539g
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Olympus M.Zuiko Digital 45mm f1.845mmf/1.8 116g
Olympus M.Zuiko Digital ED 75mm f1.875mmf/1.8 305g
Olympus Zuiko Digital ED 150mm f2.0150mmf/2.0 1610g
Samyang 135mm F2.0 ED UMC135mmf/2830g
Samyang 135mm F2.0 ED UMC135mmf/2830g
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Sigma 60mm F2.8 DN60mmf/2.8 190g
Panasonic Leica DG Elmarit 200mm F2.8 Power OIS200mmf/2.8 1245g
Olympus Zuiko Digital 300mm f2.8300mmf/2.8 3290g
Olympus M.Zuiko Digital 300mm F4 IS Pro300mmf/4.0 1270g
Samyang Reflex 300mm f6.3 ED UMC CS300mmf/6.3 318g