rangefinder

简明释义

英[ˈreɪndʒfaɪndə(r)]美[ˈreɪndʒfaɪndər]

n. [测] 测距仪

复 数 r a n g e f i n d e r s

英英释义

单词用法

同义词

反义词

例句

1.Became a standard 35mm focal length when rangefinders were the main camera type because it's the longest focal length that is feasible on a rangefinder.

在旁轴相机上成为标准35mm焦距，因为旁轴相机的测距器可达的最长焦距是135mm（感谢freecloud）。

2.This paper proposes a intelligent count logic and control circuit. This circuit has been used in pulsed CO_2 laser rangefinder to improve the functions of the device.

本文介绍了一种co_2激光测距机用智能化计数逻辑及控制电路，该电路也可用于一般脉冲式激光测距机。

3.There are so many kinds of light sources could be used in laser rangefinder.

半导体激光测距仪主要由激光发射光源、接收系统和光学天线组成。

4.A technician makes minor adjustments to the camera's rangefinder to ensure that it is in sync with the camera's lens.

技师正在对相机的测距仪进行微调，使之和相机镜头同步。

5.Polar regions have relied upon radar measurements that cannot map the Earth's surface with the same precision as the ICESat laser rangefinder.

此前对于极地地区的卫星调查使用的是雷达测距技术，在对地球表面进行测绘时难以达到此次ICE卫星的激光测距仪的精度。

6.In addition to photography, Amber enjoys writing and has produced a number of photographer profiles for Rangefinder magazine.

除了摄影，Amber还热衷于写作，并为Rangefinder杂志撰写了一系列的摄影介绍。

7.The photographer used a rangefinder to ensure the subject was perfectly in focus.

摄影师使用了一个测距仪来确保拍摄对象完美对焦。

8.In hunting, a rangefinder can help determine the distance to the target for accurate shooting.

在狩猎中，测距仪可以帮助确定目标的距离，以便准确射击。

9.Many golfers rely on a rangefinder to measure the distance to the hole before taking a shot.

许多高尔夫球手依赖于测距仪在击球前测量到洞口的距离。

10.The military uses advanced rangefinders to calculate distances for artillery targeting.

军方使用先进的测距仪来计算炮兵瞄准的距离。

11.A digital rangefinder can provide quick and accurate distance measurements for construction projects.

数字测距仪可以为建筑项目提供快速而准确的距离测量。

作文

In the world of photography and outdoor activities, precision is key. One tool that has become indispensable for many professionals and enthusiasts alike is the rangefinder. A rangefinder is a device used to measure the distance from the observer to a target. This measurement can be crucial in various fields, including photography, surveying, and even hunting. Understanding how a rangefinder works and its applications can significantly enhance one’s skills and outcomes in these areas. The basic principle behind a rangefinder involves the use of light or sound waves to determine distance. For instance, in laser rangefinders, a laser beam is emitted towards the target, and the time it takes for the beam to return is measured. This time is then converted into a distance reading. Similarly, ultrasonic rangefinders use sound waves, where the speed of sound is utilized to calculate the distance based on the time delay of the echo returning. One of the most common uses of a rangefinder is in photography. Photographers often need to know the exact distance to their subject to ensure proper focus and exposure. Many modern cameras come equipped with built-in rangefinders, but dedicated handheld devices are also available for more precise measurements. For example, landscape photographers may use a rangefinder to determine the distance to a mountain peak to achieve the desired depth of field in their images. In addition to photography, rangefinders play a significant role in surveying and construction. Surveyors use these devices to measure land distances accurately, which is essential for creating maps and determining property boundaries. The accuracy of a rangefinder can save time and reduce errors in construction projects, making it a vital tool for engineers and architects. Hunting is another area where rangefinders are widely used. Hunters rely on these devices to measure the distance to their target, allowing them to make more informed decisions about shot placement. Knowing the exact distance can greatly improve the chances of a successful hunt, as it helps hunters adjust their aim and account for factors such as bullet drop. With advancements in technology, rangefinders have become more compact and user-friendly. Many models now feature digital displays, multiple measurement modes, and even Bluetooth connectivity to sync with smartphones. These innovations have made rangefinders accessible to a broader audience, from casual hobbyists to serious professionals. In conclusion, the rangefinder is a versatile tool that serves various purposes across different fields. Whether you are a photographer seeking to capture the perfect shot, a surveyor mapping out land, or a hunter aiming for precision, understanding and utilizing a rangefinder can significantly enhance your work. As technology continues to evolve, the capabilities and applications of rangefinders will only expand, making them an essential tool for anyone who values accuracy and precision in their endeavors.

在摄影和户外活动的世界中，精确性是关键。对于许多专业人士和爱好者来说，测距仪已经成为不可或缺的工具。测距仪是一种用于测量观察者与目标之间距离的设备。这一测量在多个领域都至关重要，包括摄影、测量甚至狩猎。理解测距仪的工作原理及其应用，可以显著提高人们在这些领域的技能和成果。 测距仪的基本原理涉及使用光或声波来确定距离。例如，在激光测距仪中，激光束被发射到目标上，并测量光束返回所需的时间。这个时间随后被转换为距离读数。同样，超声波测距仪使用声波，根据回声返回的时间延迟计算距离，利用声速进行计算。 测距仪最常见的用途之一是在摄影中。摄影师通常需要知道他们拍摄对象的确切距离，以确保正确的对焦和曝光。许多现代相机配备了内置的测距仪，但也有专用的手持设备可供更精确的测量。例如，风景摄影师可能会使用测距仪来确定到山峰的距离，以实现所需的景深效果。 除了摄影，测距仪在测量和建筑中也发挥着重要作用。测量师使用这些设备准确测量土地距离，这对绘制地图和确定财产边界至关重要。测距仪的准确性可以节省时间并减少建筑项目中的错误，使其成为工程师和建筑师的重要工具。 狩猎是另一个广泛使用测距仪的领域。猎人依赖这些设备来测量目标的距离，从而做出更明智的射击决策。了解确切的距离可以大大提高成功狩猎的机会，因为它帮助猎人调整瞄准并考虑子弹下落等因素。 随着技术的进步，测距仪变得更加紧凑且用户友好。许多型号现在具有数字显示、多种测量模式，甚至蓝牙连接功能，可以与智能手机同步。这些创新使得测距仪对更广泛的受众变得可及，从休闲爱好者到严肃的专业人士。 总之，测距仪是一种多用途工具，在不同领域发挥着各种作用。无论你是寻求捕捉完美镜头的摄影师，还是绘制土地的测量师，亦或是追求精确度的猎人，理解和利用测距仪都能显著提升你的工作。随着技术的不断发展，测距仪的能力和应用只会扩大，使其成为任何重视精确性和准确性的人的必备工具。