水滴角測試儀產(chǎn)品特性: 1. *設(shè)計的機(jī)械結(jié)構(gòu),多維協(xié)調(diào)控制樣品臺、進(jìn)樣系統(tǒng)、攝像系統(tǒng)的運(yùn)作,隨意調(diào)整,平穩(wěn)性高、水平性好; 2. 背光源采用可調(diào)亮度的LED冷光源,保證了液滴輪廓清晰可見。冷光源亦可有效避免額外熱度所導(dǎo)致的小液滴揮發(fā)現(xiàn)象; 3. 專業(yè)設(shè)計的進(jìn)樣系統(tǒng),微距離移動靈活方便,*配合微量進(jìn)樣器,使進(jìn)樣更為精確、方便; 4. 工業(yè)級高清CMOS相機(jī)配合可連續(xù)變焦顯微鏡鏡頭,采集圖像清晰不失真,成像分辨率達(dá)2048H×1536V; 5. 視頻實(shí)時監(jiān)控測試區(qū)域,可瞬間凍結(jié)和連續(xù)抓拍試樣圖像信息,抓拍周期可設(shè)定; 6. 軟件提供多種專業(yè)的測試方法和解析方式,適用于多種類型樣品和滴液形態(tài)的測試; 7. 軟件可多種方式求取接觸角值:左右接觸角值可分別計算與比較,自動測試和人工修整相結(jié)合,以達(dá)到更為精確的測試結(jié)果; 8. 軟件可進(jìn)行圖象數(shù)據(jù)的保存、打印和調(diào)入再分析,操作簡單、測值準(zhǔn)確。 水滴角測試儀規(guī)格參數(shù): 測控 系統(tǒng) | 接觸角解析方法 | 半角量角法、半角量高法、自動測量法(要求圖像清晰*)、五點(diǎn)擬合法 | 動態(tài)視頻測量 | 自動觸發(fā),視頻速度25幀/秒 | 動態(tài)接觸角 | 前進(jìn)角和后退角 | 左右角對比 | 計算左右角并取平均值 | 接觸角測試范圍 | 0~180° | 角度測試誤差 | ±0.1°(θ/2 法) | 角度測試分辨率 | 0.01° | 間隔存儲 | 1~3600秒可選 | 固體表面能計算 | Owen二液法(其它方法可選擇) | 曲面校正 | 凹凸面接觸角測量 | 液滴量控制 | 軟件控制,精度0.1μl | 光學(xué) 系統(tǒng) | 攝像頭 | USB2.0制式700線工業(yè)CCD,25幀/秒的拍攝速度 | 鏡頭 | 0.7~4.5X連續(xù)變倍鏡頭,50~318piexl/mm圖像放大率 | 光源 | LED單色冷光源,亮度可調(diào) | 鏡頭調(diào)整 | 上下/前后調(diào)整:手動,行程10mm,精度0.1mm | 俯仰調(diào)整:手動傾角平臺 | 樣品臺 | 樣品臺尺寸 | 100×70mm | 前后/左右移動 | 手動,行程50×50mm,精度0.1mm | 上下移動 | 手動,行程25mm,精度0.1mm | 水平調(diào)整 | 水平腳調(diào)整平臺水平 | 進(jìn)樣 系統(tǒng) | 進(jìn)樣方式 | 手動旋鈕式進(jìn)樣系統(tǒng) | 上下移動 | 行程25mm,精度0.1mm | 外形尺寸 | 約W480×D300×H510mm | 重量 | 約25Kg | 電源 | 1∮ AC220V 50HZ | ① 接觸角又稱濕潤角,所謂接觸角是指在固體水平平面上滴一液滴,固體表面上的固—液—氣三相交界點(diǎn)處,其氣—液界面和固—液界面兩切線把液相夾在其中所成的角即為接觸角; ② 液滴不斷增大時稱為前進(jìn)角,液滴不斷被抽走時稱為后退角; ③ 液滴在斜面上,上下形成的接觸角分別為后退角和前進(jìn)角; ④ 液滴在轉(zhuǎn)運(yùn)的平面上滾動的瞬間平面與水平線的夾角為滾動角。 典型應(yīng)用舉例: 1. 納米材料與不同活性劑間濕潤性的測定與研究; 2. 聚合物、表面改性材料的分析與研究; 3. 油墨附著力的檢測; 4. 玻璃、液晶屏、觸摸屏、光盤等表面清潔度分析; 5. 織物、薄膜等表面親水、疏水性分析; 6. 各類高精密零件表面處理效果分析; 7. 偏光片、膠片表面潤濕性分析; 8. 鋁箔親水角的測定; 9. 粘貼劑與固體間的粘接程度研究與檢測。 儀器構(gòu)成: 1. 主機(jī)架:1臺 2. 成像系統(tǒng):1套 3. 光源系統(tǒng):1套 4. 調(diào)焦+傾角裝置:1套 5. 樣品臺:1套 6. 進(jìn)樣系統(tǒng)(手動可控):1套 7. 微量進(jìn)樣器:100μl和50μl:各1支 8. 接觸角專業(yè)測量軟件:1套 9. 計算機(jī):1臺 ※ 注:以下為選購件(需在訂購前): 1. 成像系統(tǒng): 100幀/秒進(jìn)口高速CCD 200幀/秒進(jìn)口高速CCD 進(jìn)口高級變焦系統(tǒng)(0.9~8X連續(xù)變倍) 2. 進(jìn)樣系統(tǒng): 自動進(jìn)樣(軟件控制,精度0.1μl,zui小7nL) 高精度自動進(jìn)樣泵(軟件控制,精度0.01μl,zui小7 nL,與自動進(jìn)樣不能同時選購) 蠕動泵(第二進(jìn)樣裝置) 50ul/100ul微量進(jìn)樣器、拋棄型微量進(jìn)樣器及夾具 3. 移動平臺: 電動X、Y平臺 全電動三維平臺(X、Y平臺+調(diào)焦) 4. 旋轉(zhuǎn)平臺: 手動360°垂直旋轉(zhuǎn)平臺(可測量滾動角) 電動360°垂直旋轉(zhuǎn)平臺(可測量滾動角) 360°水平旋轉(zhuǎn)樣品平臺 360°整體旋轉(zhuǎn) 手動垂直弧擺樣品平臺(±15°) 5. 插板法、浸潤角、氣泡俘獲法配件 6. 織物繃床 7. 纖維測量支架 8. 高溫裝置: 室溫~200℃高溫平臺 室溫~400℃高溫平臺 室溫~200℃擠樣裝置 室溫~400℃擠樣裝置 9. 其它: 紅外壓片機(jī) 壓片模具(直徑¢13mm,厚0.1~0.5mm) 壓片模具(直徑定做,厚0.1~0.5mm) 英文版 Dynamic Contact Angle Meter Model: XG-CAMB The instrument used to test the infiltration of liquid to solid, liquid and solid that is by measuring the contact angle formed between the size, to calculate the free energy of the solid-liquid adhesion, tension and other indicators. Such as the right, is a solid drop a droplet on a horizontal plane, on the surface of the solid test of solid - liquid - gas phase at the junction point, the gas - liquid interface and solid - liquid interface to liquid sandwiched between two tangent therein into the corner. Dynamic Contact Angle Meter Features: 1. Real-time video monitoring, capture the sample image information collected at any time; 2. Computer measurement, calculation and display the results. For image data storage, printing, and analysis; 3. High-definition CCD camera and microscope zoom lens, image resolution of 2048H×1536V; 4. Adjustable LED brightness cold light source, the image resolution is clearly visible in the edge of the droplet; 5. Uniform droplet size of the capillary diameter, the measurement accuracy, high repeatability. Dynamic Contact Angle Meter Specifications: Model | XG-CAMB | Control Systems | Test Methods | Height-width, Three-point Method, Automatic analysis Method, Methods take five | Dynamic video Measurement | Automatic trigger, Video speed of 25 frames per second | Dynamic Contact Angle | Advance Angle and back Angle | Left and Right Angle Contrast | Left-Right Angles are Calculated the mean value | Contact Angle Measurement Range | 0~180° | Angle Test Accuracy | ±0.1°(θ/2 Method) | Angle Test Resolution | 0.01° | Stored at Intervals | 1~3600sec Optional | Solid Surface Energy Calculation | Owen two liquid method (Other methods can choose) | Surface Correction | Concave-Convex Contact Angle Measurement | Droplets flow Control | Software Control, Accuracy 0.1μl | Optical System | Webcam | 1/2" CMOS Industrial CCD, USB2.0 Interface, 3,000,000 pixels, Maximum Resolution: 2048×1536 | Lens | Continuous Zoom Lens, Optical Magnification: 0.7~4.5X, Image magnification: 50~318piexl/mm | Light Source | LED cold light source, Adjustable brightness | Lens Adjustment | Up-Down/Before-After Adjustment: Manually, Stroke 10mm, Accuracy 0.1mm | Looking down/Look up Adjustment: Manual tilt Platform | Test Bench | Test Sample Size | 100×70mm | Before-After/Left-Right | Manually, Stroke 50×50mm, Accuracy 0.1mm | Move Up and Down | Manually, Stroke 25mm, Accuracy 0.1mm | Level Adjustment | Supporting feet to adjust the platform level | Sampling System | Sampling Mode | Manual Control | Move Up and Down | Stroke 25mm, Accuracy 0.1mm | Dimension | Approx W480×D300×H510mm | Weight | Approx 25Kg | Power | 1∮ AC220V 50HZ | |