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National 131-MS Compound Microscope

B&H # NACM131MS Mfr # 131-MS
Usually ships in 7-10 business days

Availability Details

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This is a Special order item. Est. arrival at B&H is 7-10 business days (subject to availability). Your order will be charged at time of shipment.
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International orders will be charged when the order is placed.

Free Standard Shipping
Not eligible for free Expedited Shipping
You Pay: $269.95
Product Highlights
  • 10.0x Eyepiece
  • 20w Tungsten Illumination
  • 4.0x, 10.0x, 40.0x Objectives
  • 45° Inclined Viewing
  • DIN Optical System
  • 360° Rotating Head
  • Cast Metal Frame
  • Mechanical Stage
  • 110x120mm Stage
  • 3-Hole Nosepiece

The 131-MS Compound Microscope from National Optical is a versatile user-friendly compound microscope designed to facilitate teaching at the high school level using the standard format used in schools through grade twelve. The student-proof design decreases the likelihood of lost parts or mishandling.

This model of the 131-MS is configured with an inclined 10x eyepiece for easy viewing when seated, achromatic 4x/10x/40x objectives mounted on a rotating turret, and low position knobs for precise focusing between coarse and fine focus ranges. The included mechanical stage is a useful graduated specimen holder with top-mounted x/y controls for precise positioning of slides and other objects on the viewing stage.

Optical System

Widefield 10x eyepiece with revolving pointer
Achromatic parfocalled and parcentered 4x, 10x, 40x objectives
3-hole ball bearing mounted nosepiece
45° inclined eyepiece
360° rotating head

Base

Durable 14" (36 cm) cast metal frame
Graduated mechanical specimen holder
Large 110 x 120mm stage with locked-on, spring-mounted stage clips, calibrated 5-hole disc diaphragm
Low position coarse and fine focusing controls with slip clutch, tension adjustment, and rack stop

Illumination

115v 20w tungsten incandescent with condenser lens and blue filter
Heavy-duty grounded power cord
On/Off switch
Microscope Type Compound
Eyepiece 45° inclined, Widefield 10.0x
Nosepiece 3-hole ball-bearing mounted
Objective(s) 4.0x, 10.0x, 40.0x
Head Rotating 360°
Light Source 115v 20w tungsten incandescent
Light Control On/Off
Specimen Stage 4.33 x 4.75" (110 x 120 mm)
Frame Dimensions 14.2 x 7 x 5.25" (36 x 17.5 x 13 cm)
Frame Weight 6.8 lb (3.1 kg)
National 131-MS Compound Microscope
  • Lifetime Limited Warranty
  • Care & Cleaning

    Show more >
    Pearstone -  Microfiber Cleaning Cloth, 18% Gray (7 x 7.9")
    • You Pay: $4.99
     

    Lamps/Illuminators

    National -  800-102 Replacement Bulb (20W/115V)
    • Price: $10.20
    Usually ships in 7-10 business days i This is a Special order item. Est. arrival at B&H is 7-10 business days (subject to availability). Your order will be charged at time of shipment.
     

    Eyepieces

    National -  610-045 WF10x Eyepiece with Pointer
    • You Pay: $29.75
    Usually ships in 7-10 business days i This is a Special order item. Est. arrival at B&H is 7-10 business days (subject to availability). Your order will be charged at time of shipment.
     

    Objective Lenses

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    National -  704-045 4x Objective Lens
    • You Pay: $19.95
    Usually ships in 7-10 business days i This is a Special order item. Est. arrival at B&H is 7-10 business days (subject to availability). Your order will be charged at time of shipment.
     

    Slide Sets

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    Celestron -  Blank Microscope Slides (72 pieces)
    • You Pay: $3.49
     

    Microscope Accessories

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    Celestron -  Digital Microscope Imager
    • You Pay: $44.99
     

    Cases & Dust Covers

    National -  975-138 130-Series Microscope Carrying Case
    • You Pay: $82.95
    Usually ships in 7-10 business days i This is a Special order item. Est. arrival at B&H is 7-10 business days (subject to availability). Your order will be charged at time of shipment.
     
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