This week SAR readers photos selection

 

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Un post condiviso da The Sony Alpha community. (@sonyalphagallery)


by pix4emotion⁠
Sony Alpha 7 III & Tamron 17-28 2.8⁠

1) You can submit one single picture per week only.
2) To submit your picture for the weekly readers roundup post you can choose one of the following three options:
– Instagram: Follow @sonyalphagallery and tag us on your picture to give us the permission to repost your image on the instagram gallery and on SAR (we will credit you)
– Facebook: Submit your picture on our group: facebook.com/groups/sonyalphacamera. Please add the hashtag “#sonyalphagallery ” to grant the permission for reposting on SAR. Without the hashtag we will not add your picture!
– Forum: Submit your picture on the SonyAlphaForum image section and add the hashtag “#sonyalphagallery ”
3) Like and comment the pictures from other readers here: instagram.com/sonyalphagallery, facebook.com/groups/sonyalphacamera and on SonyAlphaForum.
4) A selection of most liked pictures by the community and by me SAR admin will be posted weekly on SAR.

Note: When sending a pic feel free to also add a link to your site to promote yourself! And please do share one single picture per week only. Do not spam :)
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New Tamron patent discloses the 18-50mm f/3.6-5.3 for APS-C and 24-120mm f/4.0 for FF lenses

Tamron patented a bunch of zooms for APS-C and FF mirrorless system cameras:

  • 18-50mm F3.6-5.3 for APS-C
    Focal length 18.528 29.994 49.967
    F value 3.605 4.324 5.308
    Half angle of view 39.012 25.350 15.652
    Image height 14.250 14.250 14.250 Overall
    length 97.833 104.114 119.002
    Back focus 37.320

 

  • 25-115mm F4 for full size
    Focal length 25.100 51.943 114.132
    F value 4.105 4.108 4.140
    Half angle of view 42.102 22.145 10.446
    Image height 21.633 21.633 21.633 Overall
    length 167.363 181.899 218.148
    Back focus 39.824

 

  • 28-120mm F4 for full size
    Focal length 28.000 57.647 118.794
    F value 4.113 4.111 4.113
    Half angle of view 39.089 20.085 10.020
    Image height 21.633 21.633 21.633 Overall
    length 173.822 189.939 232.150
    Back focus 45.497

 

via Digicameinfo