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  2. Lens adapter - Wikipedia

    en.wikipedia.org/wiki/Lens_Adapter

    This lens adapter is a passive adapter designed for mounting a Nikon F-mount lens to a Micro Four Thirds camera. Active lens adapter: Canon EF to Sony E. In photography and videography, a lens adapter is a device that enables the use of camera and lens combinations from otherwise incompatible systems. The most simple lens adapter designs ...

  3. T-mount - Wikipedia

    en.wikipedia.org/wiki/T-mount

    The T-mount is a standard lens mount for cameras and other optical assemblies. The usual T-mount is a screw mount using a male 42×0.75 (42 mm diameter, 0.75 mm thread pitch) metric thread on the lens with a flange focal distance of 55 mm and a mating female 42mm thread on a camera adapter or other optical component.

  4. Template:Pentax K-mount lens compatibility chart - Wikipedia

    en.wikipedia.org/wiki/Template:Pentax_K-mount...

    lens function compatibility Bayonet > K, M A F, FA, D-FA FA Powerzoom FA-J DA, DA-L DA-SDM, DA-DCM (KAF3) DA, D-FA (KAF4) Main changes: Camera First K-mount version A-position, electrical contacts Screw drive, with contacts for serial communication Two contacts for Powerzoom Aperture ring abandoned Small image circle In lens autofocus motor

  5. Lens mount - Wikipedia

    en.wikipedia.org/wiki/Lens_mount

    Secondary lens refers to a multi-element lens mounted either in front of a camera's primary lens, or in between the camera body and the primary lens. (D)SLR camera & interchangeable-lens manufacturers offer lens accessories like extension tubes and secondary lenses like teleconverters , which mount in between the camera body and the primary ...

  6. M42 lens mount - Wikipedia

    en.wikipedia.org/wiki/M42_lens_mount

    The adapter fits between the camera and the lens, making it possible to mate an M42 lens to a body with a different lens mount. M42 adapters work best on bodies with a flange depth less than or equal to the M42's flange depth, which includes the popular Canon EF-mount, the Pentax K-mount, the Minolta/Konica Minolta/Sony A-mount, the Sony E ...

  7. List of Sony E-mount lenses - Wikipedia

    en.wikipedia.org/wiki/List_of_Sony_E-mount_lenses

    Sony Lens Adapter E/A 1 2010 Mount adapter APS-C 110g LA-EA1 for A-mount lenses on E-mount camera, glass-less, CD-AF / OS-PD-AF with SSM/SAM lenses only. Sony Lens Adapter E/A 2 2011 Mount adapter APS-C 200g LA-EA2 for A-mount lenses on E-mount camera, SLT-PD-AF with all AF lenses. Sony Lens Adapter E/A 3 2013 Mount adapter 35mm 110g LA-EA3