Cat. No 64911
For focusing over the entire image frame area and undisturbed, creative framing. Also suitable for use with lenses of small effective aperture as well as depth of field previews. Comes with a large clear central microfine structure central spot (not micro prism) and orientation aids for horizontal and vertical limits (crop lines) for 4.5 x 6 film formats.
Fits all Rolleiflex Medium Format SLR cameras from SL 66, 6000 Series and Hy6
Also fits the new TLR's - FX, FW, FT, and FX-N
