Precision Optical Bench One Meter Long, Extra Or

Precision Optical Bench One Meter Long, Extra Ordinary Heavy Pattern 

For accurate measurement of focal length of Lenses overall Length 1600mm, Scale length 1500mm(graduated in mms) Strong, inexpensive, made to standardized specificaons with interchangeable parts, the Twin-Bar opcal Benches have won wide popularity because of the excellence and robustness of their design. Provided with 3rd supporng rod. The sliders are machined geometric fit on the tracks &are machined plane on the upper surface to ensure correct vercal fing of the hollow pillars. Four sliders are provided as standard accessories to all our benches. Two of these are provided with fine cross-moon & two without cross moon. All the four sliders are fied with hollow pillars of uniform specificaons to take all types of ESAW bench accessories  rods are of one meter long.