Rail Indexing Block, 0.5 in. (12.7 mm) Length, No Holes, PRL Series

The PRL Series Precision Dovetail Optical Rail system maintains a low profile with its 3.93 in. (99.8 mm) wide base to provide a sturdy hold of carriers with a combined height of 1.26 in. (31.9 mm). The precision-machined, anodized aluminum dovetail construction provides smooth and easy-to-use carrier translation with a straightness of 0.001 in over 8 in. (25 µm over 25 cm).

Optical rails come in 6.00 in (16.7 cm), 12.5 in. (31.7 cm), 24.3 in. (61.7 cm) and 36.5 in (92.7 cm) lengths and are compatible with English or metric table hole patterns.