JJC FX-C600 Flash Multiplier Extender For CANON Speedlite 600EX-RT Telephoto Lens For Birding Photography Wireless Remote & Cable Fount and back safety stop

Fount and back safety stop screws prevent accidentally sliding out of a clamp jaw while adjusting

Manual zoom

With stunning performance in sharpness and no-colour cast

1/8000S HSS / First curtain sync / Second-curtain sync function to help capture amazing moments

glass and eyeglasses

JJC FX-C600 Flash Multiplier Extender For CANON Speedlite 600EX-RT Telephoto Lens For Birding Photography Wireless Remote & Cable Fount and back safety stopThe FX Series Flash Multiplier designed by JJC is for use with telephoto lenses of 300mm or longer. It is excellent for photography on wildlife, birding, wedding, evening party, portraits and more. The Flash Multiplier increases the flash output by about 2 to 4 f stops and allows you to shoot at greater distances and shoot with smaller apertures. It also reduces the drain on battery power. The lens is lightweight and durable. It focuses and