Fujifilm RR100 center filter The Asahi Auto-Takumar 55mm f2

The Asahi Auto-Takumar 55mm f2 is a standard lens for the M42 thread mount with a spring-loaded

among other firsts (Cameraquest has a good writeup here)

and everything moves as smoothly as you'd expect

Check your manual if you're not sure

see screen capture

Fujifilm RR100 center filter The Asahi Auto-Takumar 55mm f2The Fujifilm RR100 is a wired remote trigger for select Fujifilm digital cameras. It connects with a 2. 5mm micro plug and features a lockable shutter release for easier Bulb shooting. If your Fujifilm camera has a 2. 5mm port for remote release, this should do the trick but check your manual to be sure, because not all of them do. In good working order, with some cosmetic wear.