腾龙18-300mm F/3.5-6.3 Di III-A VC VXD镜头：捕捉人物的完美瞬间
购买建议与摄影棚器材配套使用
腾龙正式发布了18-300mm F/3.5-6.3 Di III-A VC VXD（型号B061）镜头的富士X卡口版本，这也是腾龙推出的首款富士X卡口镜头。产品概述 腾龙18-300mm F/3.5-6.3 Di III-A VC VXD镜头（型号B061）于2021年7月21日首次公布，同年8月26日（E卡口版本）、9月30日（X卡口版本）正式发布。这是一款适用于APS-C画幅的全能大变焦镜头，提供约27-450mm的等效焦距。海外定价699美元、国内定价4980元。
主要卖点：
16.6倍变焦比
广角端约0.5x放大倍率
VC防抖与VXD线性对焦马达
其他规格：
最近对焦距离0.15m-0.99m
67mm滤镜口径
φ75.5mm×125.6mm、约620g
简易防滴构造、前组氟涂层
快速点评 18-300mm F/3.5-6.3 Di III-A VC VXD不仅覆盖了从广角到超远摄的焦距范围，同时还能在广角端提供最高0.5x的放大特写能力，是一款真正的全能大变焦镜头。除了尺寸紧凑、具备VC防抖外，18-300mm F/3.5-6.
Buying Suggestions for Sony α Users: If you are a Sony α user, several 18-x mm lenses have already been well-worn out in the market place and may not be able to meet your expectations any longer if you want to use one lens to cover a wider range of focal lengths, then the Tamron 18-
For Fujifilm X Series Users: The Tamron 18-
The Tamron 18-
Note that this lens is designed with modern styling, which might not match well with some Fujifilm X series cameras other than the X-S10.
In terms of specifications and price, I believe that the Tamron 17-
Again, it's worth noting that big zoom lenses like this are primarily sold on their convenience rather than image quality.
If you're very particular about image quality compared to an 18-
MTF Chart Further Understanding
The lens features two-stage external focusing with a zoom lock mechanism.
Like other DiIII lenses from Tamron, the 17-
Practical Shooting Experience
Each focal length maximum aperture:
*
*
*
*
Focus Performance
With its linear autofocus motor (VXD), even at long focal lengths such as f=600 mm or more can be quickly and accurately focused (recommended using AF-C mode). Near-capture performance is also outstanding: At f=50 mm nearest focus distance of approximately -1 m; highest magnification ratio of x2; at f=600 mm nearest focus distance of approximately -2 m; highest magnification ratio of x4.
Real-Shot Samples All shot using Sony α6600
Conclusion In summary, the Tamron 17-
Based on these factors alone,
the
This article has been updated based on user feedback regarding certain aspects related to image quality between different types of lenses mentioned above.
To address concerns over potential issues associated with maintaining optimal sharpness while utilizing thick filters during close-up photography,
it should be noted that when shooting up close at minimum focus distance for wide-angle end shots,
Please note that all images used here were taken by myself using my personal camera equipment.
All content provided herein is based solely upon my own research conducted prior to writing this piece.
I am not affiliated in any way with either company or product mentioned within this text.
Any opinions expressed are purely subjective and do not represent those held by either party involved.
References:
[1] "Tamron Announces World's First Full-frame Mirrorless Camera Lens," press release from TAMRON Co., Ltd., accessed [date]. https://www.tamtron.com/news/tamron_announces_worlds_first_full_frame_mirrorless_camera_lens
