OTHER RECORDING FUNCTIONS

Using Focus Lock

Focus lock is a technique you can use to focus on a subject that is not located within the focus frame when you record an image. You can use focus lock in the Auto Focus Mode and the Macro Mode ().

2.Keeping the shutter release button half way down, re-com- pose the image as you like.

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1.Using the monitor screen, compose the image so the main subject is within the focus frame, and then press the shutter release button half way.

 

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Focus frame

3.When the image is composed the way you want, press the shutter release button the rest of the way to record it.

NOTE

• Locking the focus also locks the exposure.

•The focus and image recording operations are identical to those in the Auto Focus Mode.

•You can tell whether the image is focused by observ- ing the focus frame and the green operation lamp. The indications of the focus frame and green operation lamp are the same as those in the Auto Focus Mode.

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Casio QV-R4 manual Using Focus Lock
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QV-R4 specifications

The Casio QV-R4 is a compact digital camera that stands out for its impressive blend of technology, user-friendly design, and exceptional performance in the point-and-shoot category. Released in the early 2000s, the QV-R4 was designed for photographers looking to capture high-quality images without the complications often associated with traditional cameras.

One of the main features of the QV-R4 is its 4.0-megapixel resolution, which was considered quite advanced for its time. This allows for detailed and sharp images, making it suitable for both printing and digital display. The camera is equipped with a 3x optical zoom lens, further enhancing its versatility by enabling users to capture subjects at various distances without sacrificing image quality.

The QV-R4 utilizes a non-removable 1/1.8-inch CCD image sensor, which contributes to its ability to produce vibrant colors and clear images in diverse lighting conditions. The camera supports a maximum image size of 2272 x 1704 pixels and includes several image quality settings, giving users the flexibility to choose the best option for their needs.

In terms of technology, the QV-R4 features a variety of shooting modes that cater to different photographic styles and scenarios. These include several automatic modes as well as manual adjustments for exposure and white balance, allowing for creative control. The camera also includes a built-in flash with options for auto, on, off, and red-eye reduction, enhancing its functionality in low-light environments.

The design of the QV-R4 is user-centric as well, featuring a large 2.0-inch LCD screen that allows for easy framing and reviewing of images. The intuitive interface includes straightforward navigation buttons, making it accessible for both beginners and seasoned photographers.

Another notable characteristic of the QV-R4 is its storage capabilities. The camera uses CompactFlash cards for image storage, enabling users to easily increase their memory capacity. It supports various file formats, including JPEG, giving photographers more options for managing and sharing their images.

Overall, the Casio QV-R4 combines innovation with practical features, making it a memorable option in the landscape of early digital photography. Its combination of resolution, zoom capabilities, and ease of use has left a legacy that still resonates with enthusiasts of vintage digital cameras.
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