B+W 24mm R1,5 - Rare Silver Tessar/Triotar Filter: Condition: Excellent

B+W 24mm R1,5 filter for Rollei 35 Tessar/Triotar Lens - Silver : Excellent
 
The R1,5 is a colour compensation filter, particularly useful in elimanating colour shifts, especially blue tint. 
 
In excellent condition is an great addition to a Rollei 35 Tessar or Triotar lens
 
B+W are a high end filter manufacturer from Germany. The quality of their products matches and in some cases exceeds all the best proprietory filters.