Remember the Lehman Scientific special Back Room Surplus 10-day right-of-return policy. Your satisfaction is guaranteed. (See complete details on the Order Form)

150mm dia. Zinc Selenide Filter in J.A. Noll NGM-6M micrometer adjust two-axis Filter Holder. (Inv #7742) Very large ZnSefilter. The filter holder has micrometer adjustment for the X and Z axes. Although we have inspected this filter and find it to be in very good used condition (there are a few very tiny scratches in the coating), it is sold as subject to your inspection. Please handle the filter by normal optics best-practice procedures in case it must be returned. Checked, guaranteed. Price: $1395.00

Mirror Base for 6" mirror. (Inv #8571) Vertical mirror base with no adjustments. 7" X 4" X 1/2" base, black anodized aluminum. 4 ea 1/4" diameter mounting holes offset from side to side- 6" from centerline to centerline, one side 3" between hole ctrs, other side, 2" between hole ctrs. Mirror Height is approx. 4" from bottom of base to centerline of mirror. Manufacturer unknown. Edmund Scientific first-surface mirror is included and is gold colored and flat. Mirror measures 6" diameter X 1" thick, may be an optical flat, but no further information is available. Price is based on mount alone. Mount is in excellent used condition, checked, guaranteed. Price: $75.00

Mount for 1" mirror. (Inv #8569) Vertical mirror base with no adjustments. 3" X 3" X 1/2" base, black anodized aluminum. 4 ea 1/4" diameter mounting holes offset are in a square pattern, the centerline is offset from the plane of the mirror mount by approx. 7 degrees. Hole pattern is 2" ctr-ctr. Center of mounting hole is approx. 4" from bottom of base to the centerline of the mounting hole. Mount is in excellent used condition, checked, guaranteed. Price: $10.00

Mount for 8" X 3" plate or lens. (Inv #8568) Vertical mount with no adjustments. 9-1/2" X 5-1/2" X 1/2" base, black anodized aluminum. 6 ea 1/4" diameter mounting holes, hole pattern is square to the mount surface. Center of mounting hole is approx. 3" from bottom of base to the centerline of the mounting hole. Mount is in excellent used condition, checked, guaranteed. Price: $20.00

Oriel 4" Kinematic Mirror Mount. (Inv #8570) Features: 2 precision adjustment screws w/knobs, 5" X 5" X 1/2" base, black anodized aluminum. Various mounting holes and slots. First-surface mirror is included and appears to be in good condition, but we have no data on the mirror. Pricing is based on the mount alone. Mount is in excellent used condition, checked, guaranteed. Price: $150.00

Spawr Optical Research Cat. #ICu-001 OFHC Copper Mirror. (Inv #) This non-coated, optically flat mirror is designed for medium and long-wave IR high-energy lasers. This one is Industrial Grade. Specifications: Reflectivity: 99% @ 10.6 m, Surface Accuracy: l/10, Surface Smoothness: 45A rms, Material: High Purity Copper. This mirror is in the original sealed box, however, the plastic wrapping had deteriorated. The mirror shows light tarnish and may need to be polished. It has never been touched or damaged. Although we have inspected this mirror and believe it will be in excellent condition when it is polished, it is sold as subject to your inspection. If you feel it cannot be polished it can be returned. Please handle the mirror by normal optics best-practice procedures in case it must be returned.Unused surplus, guaranteed. Price: $45.00