Stemi 305 K EDU Brightfield/Darkfield Stereo Microscope

The Stemi 305 stereo microscope is a compact stereo microscope with integrated illumination. This compact Greenough stereo microscope has a 5:1 zoom for biological education, labs or industrial environments. The K EDU stand has built-in transmitted brightfield and darkfield illumination and reflected NIV illumination. View images captured with the Stemi 305 stereo microscope here.

Viewing Head: 45º inclined Greenough stereo microscope body. Binocular viewing head rotates 360°. Interpupillary distance adjustment from 55mm - 75mm.
Detent: Click stops at 0.8x, 1x, 2x, 3x, 4x for repeatable measuring.
Eyepieces: Includes widefield 10x / 23mm focusing eyepieces. Eyepieces accept 26mm diameter reticle. 16x/14mm eyepieces are available and can be ordered below.
Objective Lenses:  Zoom range of 0.8x - 4x. 
Zoom Ratio:  5:1
Total Magnification:  8x - 40x. For alternate magnifications eyepieces can be changed and auxiliary lens added to stereo microscope. View magnification chart below for options. Maximum resolution 200 Lp/mm - 2.5µm.
Specimen Stage: Supplied with 84mm black and white stage plate and glass stage plate.
Stand: Track stand with built-in transmitted LED brightfield/darkfield illumination (adjust with lever on side of stand). Reflected LED spot illuminator is zoomable and height-adjustable for oblique illumination. Working surface is 160mm W x 195mm D.
Working Distance: 110mm.
Focusing: Coarse focusing.
Illumination:  Integrated near vertical illumination, powered by stand, illumination angle 10º towards optical axis. LED spot is height adjustable. Transmitted LED light provides both brightfield and darkfield illumination by adjusting a lever on the side of the base. Separate knobs control reflected / transmitted light for on, off, and dimming. 100~240V. Polarization is available for spot illuminator and transmitted light base below.
Size & Weight: 212mm (8.3") W x 370mm (14.6") D x 380mm (15") H, 12 lbs.
Warranty: 1 year.

View the Stemi 305 Microscope Flyer

View the Stemi 305 Microscope Brochure

Auxiliary Lens	Working Distance	10x Eyepieces		16x Eyepieces
		Magnification	Field Size	Magnification	Field Size
1x (None)	110mm	8x - 40x	28.8mm - 5.8mm	12.8x - 64x	17.5mm - 3.5mm
0.5x	185mm	4x - 20x	57.5mm - 11.5mm	6.4x - 32x	35mm - 7mm
0.75x	128mm	6x - 30x	38.3mm - 7.7mm	9.6x - 48x	23.3mm - 4.7mm
1.5x	56mm	12x - 60x	19.2mm - 3.8mm	19.2x - 96x	11.7mm - 2.3mm
2.0x	43mm	16x - 80x	14.4mm - 2.9mm	25.6x - 128x	8.8mm - 1.8mm

 

Part # 435063-9010-100