bids are invited for purchase of “optics and optomechanics consumables -50:50 non-polarising beam splitter kinematic platform mount for clamping arm. kinematic platform mount 12.7 mm dia. post holder, spring-loaded hex-locking thumbscrew, length=75 mm 12.7 mm dia. post holder, spring-loaded hex-locking =50 mm thumbscrew, length mounting base for optical post holders 12.7 mm dia. optical post, length = 50 mm compact height clamp variable item 9 heavy-duty variable height clamp, m6 tapped item 10 piezo ring chip, 150 v. 3.9 μπ displacement, pre-attached wires item 11 01/2 zero-order quarter-wave plate on ø1 mount, 1064 nm item 12 clamping fork for 01.25 pedestal bases, 1.24 counterbored slot item 13 31.8 mm dia. studded pedestal base adapter, m6 threads item 14 precision kinematic mirror mount for 1 dia. optics, adjusters 3 item 15 lens mount with retaining ring for 1 dia. optics, m4 tap item 16 mounting base for optical post holders, 2 x 3 x 3/8 item 17 translating lens mount for 1 dia. optics with retaining ring item 18 12.7 mm dia. post holder, spring-loaded hex-locking thumbscrew, l=20 mm 19 item 19 12.7 mm dia. post holder, springloaded hex-locking thumbscrew, l=30 mm 20 item 20 12.7 mm dia. post holder, springloaded hex-locking thumbscrew, l=40 mm 21 item 21 12.7 mm dia. optical post, length = 40 mm 22 item 22 1 dia. mounted nbk7 spherical lenses in storage case, ar coating: 1050-1620 nm (35 lenses; technical specifications of lenses mentioned in details) total quantity : 182