Prisms Unlimited Assets
Zygo®...and other.....Transmission Spheres (TS)
Always inquire about your TS need. I often have parts in test and/or repair. I might have something for you...
New Transmission Sphere, 4-inch, F/1.5 Reference surface radius 142.7 mm versus 121.2 mm on a Zygo® F/1.5, Lambda/20 - 0.047 waves, $10,950 In stock
Zygo® F/3.3, 4-inch, No S/N - Lambda/20 - 0.045 waves. Includes NIST-traceable certification. $5,950