Thorlabs Adjustable Rectangular aperture slit w/4 adjustable blades, 8-32 holes

(2) New! ThorLabs KM05 Kinematic Non-Anodized Mirror Mounts for 1/2” Optics

ThorLabs 1/4"-100 Precision Adjuster Screw Assembly

PALL HPLC 47mm FP-Vericel 0.45um Membrane Filter FP-450 Certified 90/PK 66480 B

Thorlabs LH1 Adjustable Lens Mount

THORLABS F25SSK1 1/4"-80 Removable Adjuster Knob (20 pcs)

Thorlabs LBF254-100-B N-BK7 Best Form Lens, Ø1", f = 100 mm, ARC: 650-1050 nm

Thorlabs LBF254-050-B N-BK7 Best Form Lens, Ø1", f = 50 mm, ARC: 650-1050nm New