Manufacturer Model No. Description Quantity Price Ea. Notes Acme Scientific Co. Unknown Model Optical flat. 1.0" x 0.44, 1 side. 1 Fair condition. Acme Scientific Co. Unknown Model Optical flat. 1.5" x 0.48, 1 side. Accuracy 0.000001". 1 Fair condition. Acme Scientific Co. Unknown Model Optical flat with center hole. 2.50" x 0.67 with 1.26" center hole. Accuracy 0.000001" 1 Fair condition with 2 chips. Acme Scientific Co. Unknown Model Optical flat. 3.0" x 0.65. Accuracy 0.000001" 0 Fair condition. Acme Scientific Co. Unknown Model Optical flat. 4.0" x 0.66, 1 side. Accuracy 0.000001". 1 Fair condition. Edmund Scientific 0362 Optical flat, Fused Quartz, 1/10 wavelength (hg), d = 152.4, t = 25.4, single surface. 1 No chips or scratches. In plastic case with calibration certificate. Edmund Scientific 32196 Optical flat, Zerodur. 1/10 wavelength, d = 25.4 mm, t = 12.7 mm. 0 New in plastic case with calibration certificate. Melles-Griot 01-MCG-025 Spherical concave reflector. r = 80, fl = 40l. 1 - Melles-Griot 02-MFG-000 Mirror, square, flat pyrex. l=12.5, w=12.5, t=6. 1 - Newport Corp 20D10-BD1 Mirror, round, pyrex. d = 50.8, t = 12.7, 1/5 wavelength flatness, aluminum coated. 1 - Unknown Maker Unknown Model Variable Beam Spliter Plate. 5.0" O.D. x 1" I.D. x 0.38 Thick 1 - Unknown Maker 12752 Mirror. 32 x 41 x 9 5 - Unknown Maker Unknown Model Mirror, Elliptical. 22 x 30 x 6.5. 5 - Unknown Maker Unknown Model Mirror, Flat. 1" thick, 1/10 wavelength. 1 Used Unknown Maker Unknown Model Mirror. 1" x 1" x 1/8", on a 1.31" x 1.88" x 1.1" h aluminum 45 deg. mount 4 - Unknown Maker Unknown Model Mirror. 14" long x 0.8" wide concave first surface mirror. 6 - Unknown Maker Unknown Model Optical flat. 2.0" x 0.64. 1 Poor condition with 2 chips. Unknown Maker Unknown Model Optical flat. 2.0" x 0.74. 1 Fair condition with 2 chips. Unknown Maker Unknown Model Optical flat. 4" diameter. 1 Used. Has inclusion and light surface scratches. Van Keuren Unknown Model Optical flat with center hole. 0.75" x 0.25 with 0.17" center hole. 1 Good condition. Van Keuren Unknown Model Optical flat with center hole. 1.0" x 0.44 with 0.18" center hole. 1 Fair condition. Van Keuren Unknown Model Optical flat with center hole. 2.0" x 0.63 with 0.54" center hole, Top 1C, Bottom 1C. 1 Very good to excellent with a few very light scratches. Van Keuren Unknown Model Optical flat. 2.0" x 0.62, Bottom 1V. 1 Very good with a few light scratches. Van Keuren Unknown Model Optical flat. 2.0" x 0.64. Top 2C, Bottom 1C. 1 Very good with a few light scratches and a 0.1 x 0.5" inclusion. Van Keuren Unknown Model Optical flat. 3.00" x 0.71. Top 2V, Bottom 2V. 1 Good condition. Van Keuren Unknown Model Optical flat. 5.0 x 0.92", 'B' side is 1C with microcoated finish. 1 In wooden box. Has some light scratches - no chips. Van Keuren Unknown Model Optical flat. d = 150mm. 1 Used. In wooden box. Speedfam Products, Model Unknown, $350.00
Chek-Lite Helium monochromatic light source. 5876 A.Lapmaster CP-1, SOLD
Monochromatic light source for surface flatness testing optical flats. 11.25" x 14.25". The CP-1 has a serpentine Helium light tube that emits a pinkish light at 0.0000232" wavelength. Requires 110V at 50/60 Hz. The weight is about 40 pounds.Lapmaster CP-2, $300.00
Monochromatic light source. Catalog No: 727-191-003. Requires 120 VAC 50/60 Hz, 100 VA. 10.5" x 7.5" x 7". The CP-2 has a serpentine Helium light tube that emits a pinkish light at 0.0000232" wavelength.Midwest Scientific UL-5, $140.00
Monochromatic light source for surface flatness testing using optical flats. 4 Watts, 3.5" x 5" active area. Filter passes only green light at 5461A. Requires 110V at 50/60 Hz. This lamp is also sold by Edmund Scientific as stock number NT71-780.Van Keuren Model C-2, SOLD
Monochromatic light source for surface flatness testing using optical flats. Six inch capacity. Van Keuren "C" type with mahogany case.
