Sea&Sea

[说明] Sea&Sea 对焦环 #31170 for Canon EF17-40mm F4L USM..

[说明] Sea&Sea 对焦环 #31173 for Sony SEL30M35 for SEL30M35 - E30mm F3.5 Macro Lens..

[说明] Sea&Sea 对焦环 #31175 for Canon EF16-35mm F4L IS USM..

[说明] Sea&Sea 对焦环 #31178 for Sony SEL90M28G for Sony SEL90M28G - FE 90mm F2.8 Macro OSS Lens..

[说明] Sea&Sea 对焦环 #31179 for Canon EF-S 60mm F2.8 Macro USM+ Kenko Teleplus HD 1.4X DGX..

[说明] Sea&Sea 对焦环 #31183 for Olympus M.ZUIKO DIGITAL ED 60mm F2.8 Macro..

[说明] Sea&Sea 对焦环 #31190 for Canon EF 16-35mm F2.8L III USM..

[说明] With this product, the left housing grip can be positioned forward to provide easy access to the focus knob on the Extension Ring 46 with Focus Knob with 对焦环. [规格] [尺寸 (WxHxD)] 10 x 25 x 54mm / 0.4 x 1.0 x 2.1 inches   [重量(including accessories)] 约 55g / 1.9oz ..

[说明] Sea&Sea 延伸环 46 包含对焦杆 可搭配对焦环实现镜头手动对焦(包含镜头罩锁) 相容防水壳: MDX 系列防水壳 相容镜头: Canon EF 16-35mm F2.8L ll USM, Canon EF17-40mm F4L USM, AF-S Nikkor 18-35mm F/3.5-4.5G ED, AF-S Nikkor 16-35mm F/4G ED VR(as of June2014). * 需要额外购买相容的 FC 对焦环才能实现手动对焦 [规格] [尺寸 (DIAxD)] 132x61.4mm / 5.2..

[说明] Sea&Sea 微单用 ML 2.5cm 延伸环 #30122(有镜头罩锁). [尺寸 (DIAxD)] 97 x 36mm / 3.8 x 1.4 inches [重量] 约 111g / 3.9 oz [耐水深] 100m / 330ft [材质] 耐腐蚀铝合金 (氧化铝镀膜) [延伸长度] 底座与前端距离: 25mm / 1.0 inches 说明书 for "ML Extension Ring 25 "（0.85MB)..