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Trinocular port for adding photo or video capability
30mm Super Widefield WF10X Eyepieces with 20mm Field of View
High Resolution with Great Flatness and Contrast
Sharp Stereo Erect Images over a Wide Field View
Crystal Clear Original True Color Images
Large Working Distance
Accurate Alignment Ensuring a Fatigue-Free Viewing
Full Optical Glass Elements
Precise Ground Glass Lens
All Metal Mechanical Components
Adjustable Interpupillary Distance
Manufactured under ISO 9001 Quality Control Standard

Specifications:
Head: 45-degree inclined 360-degree swiveling trinocular simul-focal
Eyepiece: 30mm super widefield high-eyepoint WF10X/20
Objective: 0.7-4.5X
Zoom Range: 6.5:1
Trinocular Port: 2m photo port
Interpupillary Distance: 2-1/8" to 3"(54-76mm)
Field of View: 1-1/4" (3m)
Working Distance: 7X-45X (100mm) Use 0.5x objective lens 3.5X-45X(165mm) Use 2.0x objective lens 7X-90X(30mm)
Head Mounting Size: 3" (76mm) diameter
Accessory Mounting Size: 1-7/8" (48mm female thread) diameter

Package Including:
1 x Trinocular Stereo Zoom Head
1 x Pair of Super Widefield 10X20MM Eyepieces
1 x Pair of Eye-Guards
1 x Dust Cover
(Optional)
1 x 2.0X Microscope Auxiliary Objective Lens(Working Distance 30 mm)
1 x 0.5X Microscope Auxiliary Objective Lens(Working Distance 165 mm)

If you want 2.0x and 0.5x， please check this : https://www..com/item/4000242117106.html