National Optical 420-430PHF-10 Digital Stereo Zoom 10-40x Microscope, US $1000 – Picture 0

National Optical 420-430PHF-10 Digital Stereo Zoom 10-40x Microscope, US $1000 – Picture 1

National Optical 420-430PHF-10 Digital Stereo Zoom 10-40x Microscope, US $1000 – Picture 2

National Optical 420-430phf-10 Digital Stereo Zoom 10-40x Microscope

US $1000

Chino, California, United States
Mar 10th

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For sale is a National Optical Stereoscopic Microscope Series 420 Model 430PHF-10. MAGNIFICATION 1x to 4x Zoom OPTICAL SYSTEM Paired widefield 10x eyepieces are 45° inclined, with dual diopter adjustments, interpupillary adjustment from 55mm to 75mm. Accepts 23mm eyepiece reticle. Viewing head rotates 360°. Achromatic, color corrected lenses. Continuous magnification from 10x thru 40x. See specification chart for full magnification range available with use of optional auxiliary lenses FOCUSING Rack and pinion focusing with large dual focusing knobs with slip clutch to prevents damage to mechanism. Tension adjustment eliminates focus 'drift'. ILLUMINATION Top light is 12v 15 watt halogen, bi-pin with directional beam and rheostat control. Bottom light is 110v 5 watt fluorescent for cool operation, greater light efficiency. Base mounted light controls permit choice of top only, bottom only, or dual illumination. Heavy-duty 3-wire grounded cord and plug. Available with 110v or 220v (220v is CE approved and supplied with European plug). To order 220v, add -220V to end of model number. STAGE Two 80mm stage plates (frosted glass and reversible black/white plastic contrast plates). Blue filter for transmitted light. Locked-on stage clips. FRAME Professional, all-metal frame, gray enamel finish. Heavy-duty post mount with locking support collar, permits up or down adjustment of viewing head to accommodate different sized objects on stage. Height: 340mm (13-3/8 in.) extends to 433mm (17 in.) for larger objects. Base width: 171mm (6-3/4 in.), Base depth: 242mm (9-1/2 in.) Net wt. 5.3 kgs (11.7 lbs) PACKING Molded styrofoam container with rubber eyeshields and vinyl dustcover. Individual: Ship wt. 7.7 kgs (17 lbs), Dimensions 550x375x375mm (22x15x15 in.) Master carton pack 2 each: Ship wt. 14.4 kgs (32 lbs), Dimensions 475x375x475mm (19x15x19 in.) WARRANTY Lifetime limited warranty excluding bulb, cord, and fuse. Eyepieces Objective/Auxiliary Lens 1x (Standard Obj. Lens) 0.5x (Optional Aux. Lens) 0.75x (Optional Aux. Lens) 1.5x (Optional Aux. Lens) Working Distance 80mm Working Distance 137mm Working Distance 90mm Working Distance 34mm Zoom Range Field Size Zoom Range Field Size Zoom Range Field Size Zoom Range Field Size 5x 5x - 20x 22mm - 5.5mm 2.5x - 10x 44mm - 11mm 3.75x - 15x 29.3mm - 7.3mm 7.5x - 30x 14.7mm - 3.7mm 10x 10x - 40x 20mm - 5mm 5x - 20x 40mm - 10mm 7.5x - 30x 26.7mm - 6.7mm 15x - 60x 13.3mm - 3.3mm 15x 15x - 60x 13mm - 3.25mm 7.5x - 30x 26mm - 6.5mm 11.25x - 45x 17.3mm - 4.3mm 22.5x - 90x 8.7mm - 2.2mm 20x 20x - 80x 10mm - 2.5mm 10x - 40x 20mm - 5mm 15x - 60x 13.3mm - 3.3mm 30x - 120x 6.7mm - 1.7mm Stand Standard Objective 1X Auxiliary Objective 0.5X Auxiliary Objective 0.75X Auxiliary Objective 1.5X Specimen Height Specimen Height Specimen Height Specimen Height Min. Max. Min. Max. Min. Max. Min. Max. 420-430PHF-10 0.0mm 93mm 0.0mm 19mm 0.0mm 66mm 0.0mm 120mm Dimensions: 22 x 16 x 10 Weight: 15.00 I am a rare coin dealer and I used the piece for check for counterfeit coins and for diamonds. I used it very seldom, and the scope is in very good shape, hardly used. I would prefer to keep this local to southern California, I would deliver anywhere in southern California, but I will ship. Retail is $669.00

Condition:	Used: An item that has been used previously. The item may have some signs of cosmetic wear, but is fully operational and functions as intended. This item may be a floor model or store return that has been used. See the seller’s listing for full details and description of any imperfections. ...	Brand	National Optical
Model	420-430PHF-10