Datavideo BC-100, Инструкция по эксплуатации

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Lens: The Lens option allows users to use the Focus function on the camera lens directly.
Please follow following steps for using the Lens function.
Step 1. Please set the AF/MF switch on the lens of the BC-100 camera to be MF, if there is no
AF/MF switch on the camera lens, it is no need for users to switch the Focus mode.
Step 2. After the Lens option is pressed, users can adjust the Focus ring on the camera lens to set
the Focus point directly.
5.9 IRIS
The IRIS option allows users to adjust the IRIS value. The IRIS value determines how much the incoming
light that will received by the IRIS of the camera. Users can set a low IRIS value for achieving a larger IRIS.
Moreover, a high IRIS value means a smaller IRIS. A lower IRIS value helps users for taking high quality and
bright pictures. Moreover, the IRIS value also affect the Depth of Field of a picture. The “Depth of Field”
means the range that the image is clear. A higher IRIS value can help users to take a picture with the
“Deep Depth of Field” effect. However, a low IRIS value can help users to take a picture with the “Shallow
Deep of Field” effect. The BC-100 App provides the IRIS range from F2.8 to F22 for users to set their desired
IRIS value. The IRIS value is set by reading the IRIS value of the camera lens. If there is no controllable
camera lens that is detected by the App, the IRIS option can not be selected by users.
How to Enter the IRIS Option
Please follow following steps for entering the IRIS option .
Step 1. Please press the IRIS option from the main interface of the App.
Step 2. The IRIS adjustment slider which is shown as following diagram allows users to select their
desired IRIS value.
Step 3. After the adjustment is finished, please press the IRIS option again to hide the slider.