With a guide number of 138 feet (42m) @ ISO 100, the EF-42 Flash is great for users who need additional light for event photography. Zoom Range. This flash has a standard zoom range of 24-105mm that can be set manually or left to auto when shooting on the go, as well as a pull-out wide panel that covers 20mm. To use the unit as a master flash, set the switch to X. To use the unit as a slave flash, set the switch to N-MODE if the master flash is the "non-preflash" type, and P-MODE if the master flash is the "preflash" type. The unit fires automatically upon detecting light from the master flash. It uses both Nikon F lens mount and Nikon SB-600 and SB-800 strobes. All that is in the S5 manual which is downloadable in PDF from the Fuji website. Interestingly, in the S5 manual, Fuji mentions Nikon strobes only, not Fuji. My guess is the Fuji EF-42 probably would not work with the S5 or at least not as an i-TTL unit. If you are using the EF-42 in TTL mode, then the flash will display the maximum flash reach distance (given the working aperture and the selected ISO value - all read automatically from the camera). BTW, if you want to know more about the EF-42, Fuji is offering the EF-42 user manual for download on their site The portable Shoe Mount Flash EF-42 packs enough power to add light to dark scenes, fill in shadows in bright sunshine, and produce creative lighting effects for your more artistic projects. A bounce head lets you reflect light off walls and ceilings for soft, shadowless lighting that looks flattering and professional. Manual for Fujifilm EF-42 Flash. View and download the pdf, find answers to frequently asked questions and read feedback from users. For all your manuals, instructions and user guides. Home > Audio, TV & Photo > Flashes > Fujifilm Flashes > Fujifilm EF-42 Flash. Ergonomics. The Fujifilm EF-X500 is a flash that looks pretty simple and basic overall. There's the front of the flash which can function to help with the the slave transmission from another flash. Fujifilm EF-42 Flash Review Take note that on my X-M1, when using manual mode upon pressing half shutter, the screen will display the actual metered photo (and in studio setup, that means a blank screen). On the X-T1 that I tried recently, you have an option to disable this. We all belong to the Fuji Cult and we extol the virtues of our XT 1 and the X100 series, and the incredible sharpness of the lenses and the extraordinary color, and how much fun we are having with photography again. And we all know that the Fuji Flash EF-42 sucks, right? Nobody wants it, it's The Two Camera Modes You Should Use For 98% Of Your Photos - Learn Digital Photography #5 - Duration: 10:59. Photography Pro 275,090 views Fuji produces four speedlights, but only one of them has any real use for anything other than simple on-camera flash: the Fujifilm EF-42 Speedlight flash. The funny thing about that (two funny things in one article, whew!), is that