Camera, in the viewfinder a stationary mark and the indicator of an electrical exposure blade is visible.

• 1. 夹紧固定在一个基体中的钻孔刀片 [P] . 中国专利： CN1669706B . 2012.02.29
• 2. 夹紧固定在一个基体中的钻孔刀片 [P] . 中国专利： CN1669706A . 2005-09-21
• 3. Exposure setting viewfinder indicator for camera - has electronic control with solid state indicators for depth of focus and shutter settings [P] . 德国专利： DE3035568A1 . 1981-06-25

  机译： 相机的曝光设置取景器指示灯-具有电子控制，带有固态指示灯，用于对焦深度和快门设置

• 4. VIEWFINDER AND EXPOSURE FACTOR INDICATOR FOR PHTOGRAPHIC CAMERAS [P] . 英国专利： GB1580830A . 1980-12-03

  机译： 摄影相机的取景器和曝光因子指示

• 5. Viewfinder of a camera having projected indicator marks [P] . 美国专利： US5420657A . 1995-05-30

  机译： 具有投影指示标记的相机的取景器

• 1. Automatic Camera Viewfinder Based on TI DaVinci [J] . WANG Hai-gang, XIAO Zhi-tao, GENG Lei 半导体光子学与技术（英文版） . 2009,第001期
• 2. Trimap generation for digital matting using camera exposure [J] . WANG Lu, OUYANG Binlin, LI Chengrong 东北农业大学学报（英文版） . 2007,第002期
• 3. A Customer-oriented Decision-making Procedure for the Design of Electronic Viewfinder Interchangeable Lens Cameras [C] . Ming-Chyuan Lin, Ming-Shi Chen, Chen-Cheng Lin, ISPE International Conference on Concurrent Engineering . 2013
• 4. Waste Electrical and Electronic Equipment and Efficiency Improvement Related to Solar Exposure by Limiting Thermal Degradation to Outdoor Surveillance Cameras [D] . Lozano, Rodolfo, IV. 2017
• 5. Mark-Recapture and Mark-Resight Methods for Estimating Abundance with Remote Cameras: A Carnivore Case Study [O] . Robert S. Alonso, Brett T. McClintock, Lisa M. Lyren, -1
• 6. Mark-recapture and mark-resight methods for estimating abundance with remote cameras: a carnivore case study. [O] . Robert S Alonso, Brett T McClintock, Lisa M Lyren, 2015

• 1. Quantitative Measurement of the Exposure Response of Digital Cameras [J] . Caitlin R. Kunchur . 分析科学方法和仪器期刊（英文） . 2019,第3期
• 2. Numerical Simulation of Water Droplets Deposition on the Last-Stage Stationary Blade of Steam Turbine [J] . Danmei Xie ,Xinggang Yu ,Wangfan Li . 能源与动力工程（英文） . 2010,第4期
• 3. Radiation exposure during image-guided endoscopic procedures:The next quality indicator for endoscopic retrograde cholangiopancreatography [J] . Shiro Hayashi12 ,Mamoru Takenaka3 ,Makoto Hosono4 . 世界临床病例杂志 . 2018,第016期
• 4. 讲好一个故事,讲一个好故事——浅谈博物馆文创产品开发与营销中的卖点发掘 [C] . 张宇 . 江苏省博物馆学会2016学术年会 . 2016
• 5. 小麦品种C591中一个主效抗条锈病基因的定位与分子标记研究 [A] . 李勇 . 2006