Telephoto Prime lenses for Sony a5100
The Sony Alpha a5100 incorporates the Sony E mount and has a APS-C sensor. At the moment, we have information on 25 Telephoto Prime lenses which will fit the a5100.
The a5100 offers a crop factor of 1.5 so you should multiply the lens focal length with 1.5 to find it's full frame equivalence. You can simply click the 
image to view how the lens fits the a5100.
We have also designed an Advanced Lens Search so you can now find your ideal lens.
ModelVisualizeFocal LengthApertureStabilizedWeight
Samyang 50mm F1.2 AS UMC CS50mmf/1.2375g
Sigma 105mm F1.4 DG HSM Art105mmf/1.41645g
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Samyang AF 85mm F1.4 FE85mmf/1.4568g
Samyang 85mm F1.4 Aspherical IF85mmf/1.4 539g
Samyang MF 85mm F1.4 Mk285mmf/1.4548g
Sigma 85mm F1.4 DG DN Art85mmf/1.4630g
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Sony FE 85mm F1.4 GM85mmf/1.4 820g
Tokina atx-m 56mm F1.4 E56mmf/1.4 315g
Zeiss Batis 85mm F1.885mmf/1.8 475g
Tokina atx-m 85mm F1.8 FE85mmf/1.8645g
Sony FE 135mm F1.8 GM135mmf/1.8950g
Pentax 17 Pre-Orders Outperform Expectations by a Landslide
Sony FE 85mm F1.885mmf/1.8371g
Rokinon 85mm F1.885mmf/1.8344g
Sigma 135mm F1.8 DG HSM Art135mmf/1.81130g
Samyang AF 135mm F1.8 FE135mmf/1.8 772g
Venus Laowa 105mm F2 Smooth Trans Focus105mmf/2745g
Samyang 135mm F2.0 ED UMC135mmf/2830g
Zeiss Loxia 85mm F2.485mmf/2.4594g
Sigma 60mm F2.8 DN60mmf/2.8 190g
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Zeiss Batis 135mm F2.8135mmf/2.8614g
Sony FE 400mm F2.8 GM OSS400mmf/2.8 2895g
Sony FE 100mm F2.8 STF GM OSS100mmf/2.8 700g
Sigma 90mm F2.8 DG DN C90mmf/2.8 295g
Sony FE 600mm F4 GM OSS600mmf/4 3040g
Samyang Reflex 300mm f6.3 ED UMC CS300mmf/6.3 318g