Our 21/2" (62.5mm) prisms are hermetically sealed to prevent loss of range or accuracy due to contamination. Will fit any prism holder with a 5/8-11 female thread. Colors available: Ivory Grey, Black, Orange, Red, Yellow, and Chartreuse. M20 stud.
NOTE: Specify color when ordering 63-1010N. If none is specified, any color in stock will be shipped.