Buy National Optical 440T-440PLL, Zoom Trinocular Microscope, 0.75x-4.5x

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Type of Head:: Type of Head: Trinocular

National Optical, 440T-440PLL, Zoom Trinocular Stereo Microscope, 0.75X-4.5X

The 440T-440PLL 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.

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Technical Details

Reviews

Magnification

0.75x to 4.5x Zoom

Optical system

Trinocular viewing head
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.

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.
Additional wall adapter for 240V operation required.

Focusing

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

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)

Product Details

Magnification

0.75x to 4.5x Zoom

Optical system

Trinocular viewing head
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.

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.
Additional wall adapter for 240V operation required.

Focusing

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

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)

Note

Note: Please read description carefully. Do not base your order on the picture presented.

Reviews

National Optical 440T-440PLL Zoom Trinocular Microscope, 0.75x-4.5x

Identifiers

Technical Details

Reviews