Buy National Optical D-ELB, Binocular Corded LED Microscope

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1-908-282-3482 (Intl.)

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Superior in design and in performance, the D-ELB incorporates a wide range of features designed for university and laboratory use. Superb optical clarity and reliable mechanical engineering assure years of top performance. This unit is supplied with standard achromatic lenses which deliver excellent clarity and normal flatness of field.

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Technical Details

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Optical system

Widefield 10x /18mm eyepieces. Accepts optional #965-160 eyepiece reticle.
Binocular viewing head with 30° inclined eyepieces, interpupillary adjustment 50mm to 75mm, rotates 360° for easy sharing by more than one student.
DIN standard 4x (0.10 N.A.), 10x (0.25 N.A.), 40xR (0.65 N.A.) and 100xR oil immersion (1.25 N.A.) color-coded objectives.
Quad objective turret is ball-bearing mounted for smooth, precise positioning of objectives. Mounted in reverse position to facilitate ease in changing slides.

Illumination

3.4V 0.06-watt LED with variable rheostat control.
On/off switch with 4.5V DC auto swicth power adapter (110V to 220V)

Focusing

Coaxial coarse and fine focusing controls, coarse has tension adjustment, fine is graduated.

Stage

115mm x 125mm (4-1.2 in. x 5 in.) stage; built-in, low profile, ball-bearing mounted mechanical specimen holder with low-position coaxial controls.
1.25 N.A. Abbe condenser has rack & pinion focusing, iris diaphragm and swing-out frosted filter holder.

Frame

Rugged cast aluminum, gray enamel finish.
Base dimensions: 140mm x 210mm (5-1/2 in. x 8-1/4 in.)
Height 350mm (13-3/4 in.). Net wt. 4.08 kgs (9.0 lbs)

Product Details

Optical system

Widefield 10x /18mm eyepieces. Accepts optional #965-160 eyepiece reticle.
Binocular viewing head with 30° inclined eyepieces, interpupillary adjustment 50mm to 75mm, rotates 360° for easy sharing by more than one student.
DIN standard 4x (0.10 N.A.), 10x (0.25 N.A.), 40xR (0.65 N.A.) and 100xR oil immersion (1.25 N.A.) color-coded objectives.
Quad objective turret is ball-bearing mounted for smooth, precise positioning of objectives. Mounted in reverse position to facilitate ease in changing slides.

Illumination

3.4V 0.06-watt LED with variable rheostat control.
On/off switch with 4.5V DC auto swicth power adapter (110V to 220V)

Focusing

Coaxial coarse and fine focusing controls, coarse has tension adjustment, fine is graduated.

Stage

115mm x 125mm (4-1.2 in. x 5 in.) stage; built-in, low profile, ball-bearing mounted mechanical specimen holder with low-position coaxial controls.
1.25 N.A. Abbe condenser has rack & pinion focusing, iris diaphragm and swing-out frosted filter holder.

Frame

Rugged cast aluminum, gray enamel finish.
Base dimensions: 140mm x 210mm (5-1/2 in. x 8-1/4 in.)
Height 350mm (13-3/4 in.). Net wt. 4.08 kgs (9.0 lbs)

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Reviews

National Optical D-ELB Binocular Corded LED Microscope

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Technical Details

Reviews