Are you looking to navigate and manipulate the 3D view camera in Blender for your 3D modeling and animation projects? Here's a guide on how to do it effectively.

1. Selection and Navigation: To select the 3D view camera, simply right-click on it in the viewport. You can then use the standard navigation controls such as Alt + left-click drag to orbit around the scene, Shift + middle-click drag to pan, and scroll wheel to zoom in and out.

2. Camera Properties: Once the camera is selected, you can access its properties in the 'Object Data' tab of the Properties panel. Here, you can adjust settings such as focal length, aperture, and depth of field to achieve the desired look for your scene.

3. Camera Movement and Animation: To animate the movement of the camera, you can set keyframes for its location and rotation. In the Timeline or Dope Sheet editor, select the camera object, go to the frame where you want to set a keyframe, and press 'I' to insert a keyframe for the location and rotation properties. You can then move to a different frame, adjust the camera's position and rotation, and insert another keyframe to create a smooth camera animation.

4. Camera View and Rendering: In the 3D view, you can switch to the camera's view by pressing '0' on the numpad. This allows you to see the scene from the perspective of the camera and make adjustments accordingly. When you are ready to render your scene, ensure that the camera is positioned and oriented as desired, and then go to the Render tab to set up your rendering settings.

In conclusion, mastering the 3D view camera in Blender is essential for creating compelling 3D models and animations. By understanding how to select, navigate, and manipulate the camera, as well as how to set keyframes for animation and adjust its properties, you can bring your 3D projects to life with precision and creativity.