Fein Optic – R21POL Polarizing Microscope

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The Fein Optic R21POL polarizing microscope is the perfect entry-level polarizing microscope. The petrographic microscope is available with LED transmitted light. An intermediate tube holds the Bertrand lens with rotating switch, pluggable analyzer rotates 180°. Slots for compensators: Gypsum full λ plate, Mica 1/4λ plate and Quartz Wedge. Polarizing microscope stage rotates 360° in 1° increments and can be locked into position. Stage is anti-corrosive, anti-friction and coated in graphite. Stress free Plan Achromat 2x, 4x, 40x, and 60x objectives come standard, along with a 0.5x focusing c-mount.

Specifications

Optical System Infinity Color Corrected Achromatic Optical System
Viewing Head 30° Inclined gemel trinocular head. Interpupillary distance adjustable from 52mm – 75mm.
Eyepieces Pair of WF10x widefield eyepieces, FN20.
Single WF10x widefield eyepiece, FN20 with installed crosshair reticle.
Objective Lenses Stress Free Plan Achromat 2x, NA 0.13.
Stress Free Plan Achromat 4x, NA 0.30.
Stress Free Plan Achromat 40x, NA 0.65, spring loaded.
Stress Free Plan Achromat 60x, NA 0.80, spring loaded.
Nosepiece Revolving quintuple nosepiece.
Focus Adjustment Coaxial coarse and fine focusing adjustment with rack and pinion mechanism. Fine focusing scale 0.002mm.
Body Automatic voltage sensing power supply 110v~240v, removable power cord.
Stage 160mm diameter circular metal stage with graphite coating, anti-corrosive and anti-friction, rotates 360°, 1° increments, precision 6′ with locking device.
Condenser N.A. 1.25 Abbe stress-free condenser.
Illumination 3W LED.
Polarizer Rotatable polarizer connects directly onto base of condenser.
Analyzer 180° rotatable analyzer sits in intermediate tube with locking device.
Compensators Gypsum 1 λ plate, Mica 1/4 λ plate, Quartz wedge.
C-Mount Adapters Focusing 0.5x.
Filters Daylight blue and green interference filters, 38mm diameter.
Size / Weight 26 lbs, 18.9″ x 18.9″ x 12.4″ (48cm x 48cm x 31.5cm)
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