Menu
Cart 0

National 420 Series Stereo Zoom Microscope, Post, Universal Stand

National

  • $730.55 USD

Ask a Question

The convenience and versatility of viewing a large picture at 10x magnification, then zooming continuously all the way to close-up detail at 40x magnification. Upright, unreversed 3-dimensional image remains in focus throughout zoom range. Optional eyepieces and auxiliary objectives expand magnification range and working distances.

MAGNIFICATION

  • 10 EP with 1x to 4x Zoom (10x through 40x magnification)
  • 15 EP with 1x to 4x Zoom (15x through 60x magnification)

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°.
  • Continuous magnification from 10x thru 40x. See specification chart for full magnification range available with use of optional auxiliary lenses.

FOCUSING

  • Large dual focusing knobs with slip clutch to prevent damage to mechanism.
  • Tension adjustment eliminates focus 'drift'.

ILLUMINATION

  • Top light is LED with directional beam and rheostat control.
  • Bottom light is LED 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.
  • 110V-240V internal auto-switching power supply.
  • Supplied with American style IEC power cord.

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. 5.4 kgs (12 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.)

Ships directly from the manufacturer. Please contact us for current lead times.

    DOWNLOAD DATA SHEET

    DOWNLOAD MANUAL

    MODEL
    HEAD
    EP 
    STAND
    OBJ
    (Mag)
    T/B
    ILLUM
    BMOC $
    MSRP
    420-430PLL-15
    Incl
    15x
    Post
    1x to 4x
    (15x - 60x)
    LED/
    LED
    635.55
    669.00
    420-1105-10
    Incl
    10x
    Univ
    1x to 4x
    (10x - 40x)
    None
    821.75
    865.00
    420-1105-15
    Incl
    15x
    Univ
    1x to 4x
    (15x - 60x)
    None
    821.75
    865.00
    420T-430PLL-15
    Tri
    15x
    Post
    1x to 4x
    (15x - 60x)
    LED/
    LED
    736.25
    775.00
    420T-1105-10
    Tri
    10x
    Univ
    1x to 4x
    (10x - 40x)
    None
    916.75
    965.00
    420T-1105-15
    Tri
    15x
    Univ
    1x to 4x
    (15x - 60x)
    None
    916.75
    965.00

      We Also Recommend

      Questions & Answers

      Have a Question?

      Be the first to ask a question about this.

      Ask a Question