![]() I prefer to use a narrow slit beam on a low to medium intensity setting while my assistant or patient directs the light from the transilluminator towards the pupillary axis. For optimum results, the light source should be held in line with the pupillary axis. You can also clip a light onto the slit lamp (I found a clip-on light for $5 using Google search however the model is no longer available). can be held by an assistant or the patient. Another solution to addressing overexposure is to use a dimmer light setting on the slit lamp or a diffuser if you have one available.Ī transilluminator, Penlight, etc. The easiest solution for the iPhone is to download a camera app (e.g., Procamera or Camera Awesome) that allows you to control the exposure (look further below for more details). ![]() ![]() Also, there is a tendency for images to white out due to overexposure. While it is only necessary to use one illumination source at a time, using both sources at the same time likely will allow you to obtain your best pictures. The importance of lighting cannot be overemphasized and can be divided into two sources: 1) external illumination and 2) slit beam illumination. In order to caputre high quality pictures, your camera needs to have at least 5 megapixels. You will quickly learn what techniques work best for your slit lamp and camera device.Ĭhristian Hester, Mitch Weikert, and Clifford Terry's 2013 ASCRS Annual Meeting lectures on iPhone ophthalmic photography and videography. Compare your new photographs to your old photographs each day. My recommendation is to photograph one eye a day and try one new thing while taking the photographs. Like any skill, it will take time-likely a few weeks-in order to perfect your ophthalmic photography skills. Taking high quality photographs with your smartphone (e.g., iPhone) or tablet computer (e.g., iPad) comes down to three main factors: a) having a camera with at least 5 megapixels, b) creating the ideal lighting, and c) being able to steady your camera (either with an adapter or with your gifted ophthalmic surgical hands).
0 Comments
Leave a Reply. |