[LB-275] Trinocular LED Fluorescent Biological Microscope w/ Infinite Optical System

Home » Shop » [LB-275] Trinocular LED Fluorescent Biological Microscope w/ Infinite Optical System

[LB-275] Trinocular LED Fluorescent Biological Microscope w/ Infinite Optical System

LB-275 Trinocular LED Fluorescent Biological Microscope with Wide Field and Infinite Plan Optical System (Infinity Color Corrected System) (Anti-Fungus) are newly developed microscopes with an infinity color corrected system, the microscopes use LED as the light source, the life span of the LED lamp is much longer than mercury lamp, the performance is also better.

Print Product Page



  • Excellent fluorescent image with infinitive optical system.
  • LED illumination with 50,000 hours life span.
  • No need for cooling system and protection device due to LED cold light source.
  • 465-476nm excited wavelength with high SNR.
  • Convenient to use, no need warm-up.
  • More fluorescent filters are available for different applications.

Technical Specifications


LB-275 Trinocular LED Fluorescent Biological Microscope with Wide Field and Infinite Plan Optical System (Infinity Color Corrected System) (Anti-Fungus) is used to study the absorbing, transportation, chemicals distribution and positioning in cells. It is widely used in disease examination, immune diagnosis and life science areas.

Optical System Infinite Optical System
Viewing Head Seidentopf Trinocular Viewing Head, Inclined at 30°, 360° Rotatable, Interpupillary 48-75mm
Eyepiece Wide Field Eyepiece WF10×/20
Nosepiece Backward Quadruple Nosepiece (Can be supplied with backward quintuple nosepiece (optional))

Infinite Plan Achromatic Objective 4×(N.A0.10, W.D15.5mm), 10×(N.A0.25, W.D5.02mm), 40×(N.A0.65,W.D0.60mm), 100×(N.A1.25, W.D0.13mm)

Condenser Abbe Condenser NA1.25 with Aperture Diaphragm
Focusing Coaxial Coarse & Fine Adjustment, Fine Division 0.002mm, Coarse Stroke 37.7mm per Rotation, Fine Stroke 0.2mm per Rotation, Moving Range 22mm
Stage Rectangular 216×150mm, Cross Travel 78×54mm,
Using Low-positioned X/ Y Coaxial Control Knob, Can Hold Two Sides
Illumination LED Illumination 3W, Brightness Adjustable,
12V/20W Halogen Lamp (optional)
Kohler illumination (optional)

Reflected Light Source

Excitation Dichroic Mirror Barrier Filter
Blue excitation BP460~490 DM505 BA515
Green excitation BP510~550 DM570 BA590
Lamp 3W LED Lamp(465-476nm)
Immersion Oil Fluorescent Free Oil
Dimensions 38cm*26cm*51cm, 9kg

Optional Accessories

Go to Top