メタボーンズ/Metabones Sony A-Mount to NEX Speed Booster MB_SPA-E-BM1/レンズ/Lens/カメラ/camera/アクセサリー MBSPAEBConstruction:Precision-machined brass and chromium plating Finish:Satin surface
・Both camera-side and lens-side of the adapter are made of brass precision-machined and plated with chromium ・Satin surface finish ・Precise fit and solid connection - lens has no play gap or wiggling when mounted on adapter and no adjustments are required to fit your lens ・Designed to reach infinity focus while maintaining the correct registration distance required to maintain optical quality of CRC lenses or lenses with floating elements ・Increase maximum aperture by 1 stop ・Increase MTF ・Makes lens 0.71x wider ・The tripod foot is detachable and compatible with Arca Swiss Markins Photo cam ball heads
The Metabones Sony A-Mount to NEX Speed Booster is made of precision-machined brass with chromium plating on both the camera-body and the lens side of the adapter in order to ensure smooth mounting great appearance and durability. The lens side of the adapter features a strong leaf-spring structure strengthening the adapter-lens connection and ensuring tightness of the lens in order to reduce wear and prevent focus errors and optical alignment issues from appearing.
Metabones uses matte-black treatment to keep internal reflection to a minimum in order to maintain the maximum optical quality possible with the lens.
ソニー/メタボーンズ/Metabones Sony A-Mount to NEX Speed Booster MB_SPA-E-BM1