The Rolleiflex 3.5F, 2.8F, 3.5e2, 3.5e3, 2.8e2, 2.8e3, 3.5t Planar Xenotar (including Rolleicord VB) use grid bright screens. 

• The focusing screen measures 64mm x 68mm with a thickness of 1.4mm.

Any Rollei twin-lens reflex model that can have its viewfinder removed without unscrewing can be used. 

This screen is a bright focus screen (highlight screen),And It is brighter than the original factory screen (with a brightness comparable to that of the Bea**ie screen), and it is also easier to focus. 

You need to replace the original screen,And the replacement does not affect the focus accuracy (the focal plane position does not change)

Package:

1x screen

1x plastic tweezer

1 pair fingertip

1x plastic protect box

You can refer to the following real shooting comparison pictures.