腾龙已递交了三个全画幅数码单反镜头新专利:
腾龙85mm f / 1.4
腾龙24-120mm f / 4
腾龙35mm f / 1.8(此项专利与Tamron SP 35mm f / 1.8 Di VC USD 的设计方案看上去同样)
腾龙85mm f / 1.4全幅数码单反镜头专利P2019-109539A:
镜头焦距:87.5187mm
焦距:1.4578
半角度:13.8585
腾龙24-120mm f / 4全幅数码单反镜头专利P2019-124885A&P2019-124884A:
镜头焦距:25.100 - 114.132 mm
焦距:4.105 - 4.140
半角度:42.102 - 10.446
图象高宽比:21.633mm
眼镜片长短:167.363 - 218.148 mm
后镜头焦距:39.824mm
腾龙35mm f / 1.8全幅数码单反镜头专利:
镜头焦距:35.3524mm
焦距:1.8354
半角度:31.7450
文章正文:New patents for Tamron 85mm f/1.4 and Tamron 24-120mm f/4 lenses
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