Канон 2519A012

Инструкция по эксплуатации среднефокусного телеобъектива Canon EF 85mm f/1.8 USM

Полное руководство по эксплуатации среднефокусного телеобъектива Canon EF 85mm f/1.8 USM, охватывающее настройку, эксплуатацию, техническое обслуживание и технические характеристики для зеркальных фотокамер Canon.

1. Заview

The Canon EF 85mm f/1.8 USM Medium Telephoto Lens is designed for Canon SLR cameras, offering a fixed 85mm focal length and a wide f/1.8 maximum aperture. This lens is highly practical for various applications, including portraiture, due to its ability to perform well in low-light conditions and create a shallow depth of field for artistic background blur. It features a Ring-type Ultrasonic Motor (USM) for fast, smooth, and quiet autofocus operation.

The lens is compact, measuring approximately 3 inches in diameter and 2.8 inches long, and weighs about 15 ounces. It is not a zoom lens, meaning the focal length is fixed at 85mm.

Canon EF 85mm f/1.8 USM Medium Telephoto Lens
Рисунок 1: Передняя часть view of the Canon EF 85mm f/1.8 USM Medium Telephoto Lens.

2. Настройка

2.1 Установка объектива

  1. Снимите заднюю крышку объектива и крышку корпуса камеры.
  2. Align the red dot on the lens with the red dot on your Canon SLR camera's lens mount.
  3. Insert the lens into the camera mount and turn it clockwise until it clicks into place.

2.2 Снятие объектива

  1. While pressing the lens release button on the camera body, turn the lens counter-clockwise until it stops.
  2. Снимите объектив с камеры.
  3. Attach the rear lens cap to the lens and the body cap to the camera to protect them from dust and damage.
Задний view of Canon EF 85mm f/1.8 USM lens mount
Рисунок 2: Сзади view of the lens showing the mount for attachment to a Canon SLR camera.

3. Операционная

3.1 Переключатель режима фокусировки

The lens features an AF/MF switch on its side. This switch allows you to select between autofocus (AF) and manual focus (MF) modes.

  • АФ (автофокус): For automatic focusing. The Ring-type USM ensures fast, smooth, and quiet AF action.
  • MF (ручная фокусировка): For manual focusing. Turn the focusing ring on the lens to adjust focus.

3.2 Aperture and Depth of Field

With a maximum aperture of f/1.8, this lens excels in low-light conditions, allowing more light to reach the camera sensor. The wide aperture also enables a shallow depth of field, which is ideal for isolating your subject from the background, creating a pleasing blur (bokeh). This characteristic makes it particularly suitable for portrait photography.

3.3 Fixed Focal Length

This is a fixed focal length (prime) lens at 85mm. It does not have a zoom function. To change your framing or perspective, you will need to physically move closer to or further from your subject.

3.4 Минимальное расстояние фокусировки

The closest focusing distance for this lens is 2.8 feet (0.85 meters), allowing for relatively close-up shots while maintaining subject isolation.

Сторона view of Canon EF 85mm f/1.8 USM lens with AF/MF switch
Рисунок 3: Сторона view of the lens, highlighting the AF/MF switch for focus mode selection.

4. Техническое обслуживание

Правильный уход и обслуживание обеспечат долговечность и оптимальную работу вашего объектива.

  • Чистка линз: Use a soft, lint-free cloth and a specialized lens cleaning solution to clean the front and rear elements. Avoid touching the glass with your fingers.
  • Защита от пыли: Always keep the front and rear lens caps on when the lens is not in use or not attached to the camera. This prevents dust and debris from entering the lens and camera body.
  • Хранилище: Store the lens in a dry, cool place, away from direct sunlight and extreme temperatures. If storing for extended periods, consider using a dehumidifying agent.
  • Умение обращаться: Avoid dropping or subjecting the lens to strong impacts. The internal components are delicate.
Угловой view of Canon EF 85mm f/1.8 USM lens
Рисунок 4: Наклонный view of the lens, showing its compact design.

5. Поиск Неисправностей

For detailed troubleshooting steps and solutions to common issues, please refer to the comprehensive user manual provided with your Canon SLR camera or visit the official Canon support webсайт.

6. Технические характеристики

ОсобенностьСпецификация
Фокусное расстояние85 мм (фиксированный)
Максимальная диафрагмаf/1.8
Тип объективаСредний телеобъектив с постоянным фокусным расстоянием
Совместимые крепленияКанон ЭФ
Минимальное расстояние фокусировки2.8 футов (0.85 метров)
Размер фильтра58 мм
Размеры (Диаметр x Длина)3.0 x 2.8 дюйма (75.0 x 71.5 мм)
Вес товара15 унции (425 г)
Номер модели2519A012
Canon EF 85mm f/1.8 USM lens specifications
Figure 5: Key specifications of the Canon EF 85mm f/1.8 USM lens.

7. Что в коробке

Upon purchase, your Canon EF 85mm f/1.8 USM Lens package should include the following items:

  • Canon EF 85mm f/1.8 USM Lens
  • E-58U 58mm Snap-On Lens Cap
  • Lens Dust Cap E (Rear)
  • Информация о гарантии

8. Гарантия и поддержка

This product comes with a 1-year manufacturer's warranty. For warranty claims or technical support, please contact Canon Customer Service or visit their official webСохраните чек в качестве подтверждения покупки.

Правовая оговорка: SERIAL #21600604 FULL 14 DAY NO HASSLE SATISFACTION GUARANTEE AND A 90 DAY PARTS AND LABOR WARRANTY.

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