Dover Instrument Air Bearing High Stability Spin Stands Delta Tau PMAC,Heidenhain,Oztek,Glentek,Sony BS75A-R Start Price USD 2,000.00 Current Price USD 2,000.00 Time Left - Bid Count 0 Buy It Now Price - Reserve Price - Start Time Thursday, October 23, 2008 End Time Saturday, November 22, 2008 Location BUCKINGHAMSHIRE, UK See more about 'Dover Instrument Air Bearing High Stability Spin Stands' Description On Offer: Dover Instruments Zero Friction Air Bearing High Stability Spin StandsCurrently Configured as Servo WritersWith Vacuum Locking & Self Levelling- Currently configured as a 12" Optical Disk Mastering Machines / Servo - Writer / Reader -These machines are each kitted out with around $160,000 of parts when new. The main controller is a Dover Instruments DMM-2100 Motion Controller internally fitted with a Complete DeltaTau PMAC-PC 4 axis Servo Positioning System including DeltaTau PMAC Option 5B Module, DeltaTau PMAC Option 8A Module, Oztek OZ2X12 2-Axis Precision Encoder Interpolator, Glentek GA6520-10S Linear Amplifier, Glentek GA6520-11 Pre-Amp Module and a Dynamic Braking Module. Rotational Axis (Theta Axis) is a Dover Intruments Zero-Friction Air Bearing Spindle SP-743-RP-BDC/ENC equipped with a Heidenhain ERO 1324 Hub & Scanner Rotary Encoder with a internal ELO-4411PSX-3848 Brushless DC Motor.x axis is a 75mm Zero-Friction Solid Granite Air Bearing Slider equipped with Sony BS75A-160RS Laserscale encoder, Trilogy Systems LM210 Linear Motor Coil # 210-2C-AC-WD2(P) & Linear Motor Track # 210-14-AAnti vibraton, ultra stable, precision milled & lapped granite table by Rock of Ages, granite table weighs several hundred kilograms. Equipped with SMC pnematics. Accurate enough for magnetic or optical disc master formatting / read & write operations, ultra high precision optical lens milling, ultra high precision rotational milling / laser inspection etc. Tested Repeatable Accuracy (Specific Machine Test Results): <0.12 microns (um) on x axis Slider, <13.6 nano meters (nm) on Rotational Spindle (Theta-Axis), Test velocity 1800 rpm on Theta axis,  x axis travel @ 8.5mm/sec, results averaged over 6 test runs. These machines are absolutely spotless, in very near mint conditon. They have been used and stored in a fully atmospherically controlled (temperature, humidity & cleanroom) environment. Supplied with full & original machine serial number specific documentation including diagrams, schematics, test reports etc. They can be put to use in many highly specialist applications including aerospace, glass, plastic or metallic component milling, RF components, satellite components, wherever ultra-precise sub-micron rotational milling, laser inspection, magnetic / optical disk data read / write is required.  9 units are currently availableTHESE ITEMS ARE LOCATED IN THE UNITED KINGDOM WE CAN SHIP JUST PARTS IF YOU WANTINTERNATIONAL BUYERS WILL HAVE TO ARRANGE SHIPPING IF YOU WANT THE GRANITE & CHASSIS AS WELL Terms of this sale: Inspection is recommended prior to sale or offers. The item is located near Amersham South Buckinghamshire UK. International bidders must contact us to arrange shipping prior to any bids or offers. Collection by your courrier is the preferred method. This item will directly fit onto a forklift truck, telescopic etc. It has wheels for easy movement on a suitably flat surface. Please contact us in advance for UK shipping prices. Total machine weight approx. 800Kg.For further information please call Tim on +44 7751999262These units are now redundant equipment from a major optical disk manufacturer. They are now surplus to requirements because the manufacturing line was closed. These items are sold "AS-IS" / "WHERE-IS" and WITHOUT ANY WARRANTY EITHER EXPRESSED OR IMPLIED.REFUNDS OR RETURNS WILL NOT BE ACCEPTED ON THESE ITEMS. Please bid or purchase accordingly.Payment by T/T or Bank Transfer is the preferred payment method.Purchasers located within the UK will be subject to 17.5% VAT.VAT Registered Purchasers located within Europe EU Economic Area wil NOT be subject to 17.5% VAT. However we may require VAT to be paid first, the VAT payment will then be refunded back once we have legal Proof of Shipping to the VAT registered EU destination. Place a Bid!