This is how the 70-200mm GM looks in pieces Lensrentals dismantled the Sony 70-200mm FE GM lens and those are their findings: The Sony 70-200mm f/2. 8 GM has a lot of solid construction with heavy metal barrels and proper weather sealing.
The rollers, cams, and screws seem appropriate for what they do. They aren’t over-engineered […]
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. sonyalpharumors.com2017-2-27 18:07