10 BAF Clear Rectangular Cruising Prism The most commonly used, this 10 BAF (Basal Area Factor) prism is a clear rectangular prism accurate to ±1% of rated BAF. This Rectangular Prism gives a narrow-sharp image for good results in dense timber...

Black Leather Prism Case  Black Leather Prism Case for storing and carrying prisms used in cruising timber.

20 BAF Clear Rectangular Cruising Prism This 20 BAF (Basal Area Factor) prism is a clear rectangular prism accurate to ±1% of rated BAF. This Rectangular Prism gives a narrow-sharp image for good results in dense timber. Clear glass prisms...

15 BAF Clear Rectangular Cruising Prism This 15 BAF (Basal Area Factor) prism is a clear rectangular prism accurate to ±1% of rated BAF. This Rectangular Prism gives a narrow-sharp image for good results in dense timber. Clear glass prisms...