MI31RLEDSCOPE
Microscope - 131-RLED (cordless)
$451.95
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Monocular Cordless LED Microscope - 131-RLED

This popular National Optical-brand model 131 microscope is designed to meet or exceed high school teaching requirements, and is ruggedly built.

The microscope model that sets the standard for high school instruction, now with the freedom of rechargeable batteries. Includes all the most commonly specified features., like rugged metal construction and locked-on parts. Superior DIN optical system and precision mechanical components assure parfocalled and parcentered optical alignment for sharp, unsurpassed viewing. Utilizes rechargeable batteries for bright, cool illumination from long-life LED bulbs. DO NOT USE regular AA alkaline batteries. Use of other than rechargeable AA nickel metal hydride batteries could result in batteries exploding during recharge. ONLY USE THE SUPPLIED SWITCHING BATTERY RECHARGER WITH AUTOMATIC “TRICKLE CHARGE”. Recommended for instruction through grade 12.

OPTICAL SYSTEM
- Widefield 10x eyepiece with revolving pointer. Accepts optional #965-160 eyepiece reticle.
- 45° inclined viewing head rotates 360° for easy repositioning of eyepiece and sharing by more than one student.
- DIN 4x, 10x and 40xR objectives are achromatic, parfocalled, parcentered, color coded.
- 3-hole nosepiece is ball-bearing mounted for more precise alignment, has positive click stops.

ILLUMINATION
- LED light rated up to 50,000 hours life, illumination equal to a 20 watt tungsten bulb.
- Equipped with 3 AA rechargeable NiMH batteries and auto-cutoff charger with LED charge indicator.
- Single 8 hour charge allows up to 50 hours of use.
- Variable on/off light control

FOCUSING
- Rack & pinion coarse focus with tension adjustment, slip clutch, separate fine focus.
- Stage moves up or down, eyepiece and body remain fixed.
- Slip clutch prevents damage to focusing system.
- Tension adjustment eliminates stage drift.
- Safety rack stop prevents damage to slides and objective lenses.

STAGE
- Large 110mm x 120mm (4-3/8 in. x 4-3/4 in.) stage, with locked-on, spring mounted stage slips, drilled and tapped to accept optional mechanical stage.
- Built-in 0.65 condenser lens.

FRAME
- Rugged cast metal, gray enamel finish.
- Height 360mm (14-1/8 in.) Net wt. 3.1 kgs (6.8 lbs)

Warning: contains silica

Manual

Data sheet

  • Format
    Equipment
  • Grade Level
    Grade 9 +
  • Home School Style
    244-Hands-on-Learning
Monocular Cordless LED Microscope - 131-RLED

This popular National Optical-brand model 131 microscope is designed to meet or exceed high school teaching requirements, and is ruggedly built.

The microscope model that sets the standard for high school instruction, now with the freedom of rechargeable batteries. Includes all the most commonly specified features., like rugged metal construction and locked-on parts. Superior DIN optical system and precision mechanical components assure parfocalled and parcentered optical alignment for sharp, unsurpassed viewing. Utilizes rechargeable batteries for bright, cool illumination from long-life LED bulbs. DO NOT USE regular AA alkaline batteries. Use of other than rechargeable AA nickel metal hydride batteries could result in batteries exploding during recharge. ONLY USE THE SUPPLIED SWITCHING BATTERY RECHARGER WITH AUTOMATIC “TRICKLE CHARGE”. Recommended for instruction through grade 12.

OPTICAL SYSTEM
- Widefield 10x eyepiece with revolving pointer. Accepts optional #965-160 eyepiece reticle.
- 45° inclined viewing head rotates 360° for easy repositioning of eyepiece and sharing by more than one student.
- DIN 4x, 10x and 40xR objectives are achromatic, parfocalled, parcentered, color coded.
- 3-hole nosepiece is ball-bearing mounted for more precise alignment, has positive click stops.

ILLUMINATION
- LED light rated up to 50,000 hours life, illumination equal to a 20 watt tungsten bulb.
- Equipped with 3 AA rechargeable NiMH batteries and auto-cutoff charger with LED charge indicator.
- Single 8 hour charge allows up to 50 hours of use.
- Variable on/off light control

FOCUSING
- Rack & pinion coarse focus with tension adjustment, slip clutch, separate fine focus.
- Stage moves up or down, eyepiece and body remain fixed.
- Slip clutch prevents damage to focusing system.
- Tension adjustment eliminates stage drift.
- Safety rack stop prevents damage to slides and objective lenses.

STAGE
- Large 110mm x 120mm (4-3/8 in. x 4-3/4 in.) stage, with locked-on, spring mounted stage slips, drilled and tapped to accept optional mechanical stage.
- Built-in 0.65 condenser lens.

FRAME
- Rugged cast metal, gray enamel finish.
- Height 360mm (14-1/8 in.) Net wt. 3.1 kgs (6.8 lbs)

Warning: contains silica

Manual

Data sheet

  • Format
    Equipment
  • Grade Level
    Grade 9 +
  • Home School Style
    244-Hands-on-Learning