e mount ring. After rotating it to the desired position, release the release button. 2Hold down the rotate button and turn the flash head mount. The flash head can be moved directly at 3 and 4. Setting the Flash Unit Adjustable Range of Flash Unit Standard position index (Vertical angle) Standard position index (Horizontal angle) Angle setting scale Do not adjust the flash head angle beyond the adjustable range. Doing so may cause the flash head to detach and fall from the flash head mount. The adjustable range may be further limited depending on the camera and lens. MR14_MT24_01.fm Page 13 Tuesday, December 20, 2005 4:35 PM 14 This is a general guide to setting the flash angle for various magnifications with a macro lens. Refer to the angle scale (15° increments) on the side of the flash head and set the same angle for both flash heads A and B. The angle specifications in the table below indicate the inner angle relative to the flash head’s standard position index (horizontal). Flash Setting Guide LensMagnificationFlash Head Inner Angle 60°45°30°15°0° EF50mm f/2.5 Compact Macro 1:2 1:2.5 - 1:3 1:4 1:5 - 1:6 1:8 1:10 EF50mm f/2.5 Compact Macro +Life-Size Converter EF 1:1 1:1.2 1:1.5 - 1:2 1:4 EF100mm f/2.8L Macro IS USM EF100mm f/2.8 Macro USM 1:1 - 1:1.5 1:2 1:3 1:5 EF100mm f/2.8 Macro 1:1 1:1.5 1:2 1:2.5 - 1:3 1:4 EF180mm f/3.5L Macro USM 1:1 1:1.2 - 1:1.5 1:2 - 1:10 MP-E65mm f/2.8 1-5x Macro Photo 5x - 2x 1x EF-S60mm f/2.8 Macro USM 1:1 - 1:1.5 1:2 1:3 1:5 MR14_MT24_01.fm Page 14 Monday, January 18, 2010 6:36 PM 15 MR-14EX Filter Compatibility EF50mm f/2.5 Compact Macro EF100mm f/2.8 Macro EF-S60mm f/2.8 Macro USM A filter can...