National 440 Series (0.75X-4.5X) Zoom Stereo Microscopes, Binocular

Sale price
$847 USD
List price
$892 USD
Model:440-440P

National 440 Series (0.75X-4.5X) Zoom Stereo Microscopes, Binocular

The 440-440 is a  professional-quality stereo microscope for industrial and educational settings. The large zoom ratio of 6:1 and a standard working distance of 110mm provide the flexibility to support a large number of potential applications while the addition of an auxiliary lens or substitute eyepieces extend the magnification up to a maximum of 180X.

MAGNIFICATION

0.75x to 4.5x 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°.
Continuous magnification from 7.5x thru 45x. 

FOCUSING

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

ILLUMINATION

No illumination on the Plain Stand.

The Post Stand has LED top light 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.
Additional wall adapter for 240V operation required.

STAGE

Plain base without illumination or stage clips.

Post base with 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 manufacturer. Please contact us for current lead time.

DOWNLOAD MANUAL

 MODEL STAND TYPE ILLUMINATION BENZ $ MSRP $
440-440P Plain None 847.00 892.00
440-440PLL Post Top LED/Bottom LED 1117.00 1176.00

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