Stemi 305 HD Digital Stereo Microscope

The Stemi 305 stereo microscope is a compact stereo microscope on a small post stand with a four quadrant LED ring light for illumination. This compact Greenough stereo microscope has a 5:1 zoom for biological education, labs or industrial environments. View images captured with the Stemi 305 stereo microscope here.

Viewing Head: 45º inclined Greenough stereo microscope body. Viewing head rotates 360°. Interpupillary distance adjustment from 55mm - 75mm. Trinocular microscope body with photo port 50/50 division to the left and integrated 0.5x c-mount adapter.
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 100mm black and white stage plate. Two locked-on stage clips.
Stand: Post stand with ergonomic, low-profile base, rugged, cast metal frame with gray enamel finish. Post stand is 11.25" tall.
Working Distance: 110mm.
Focusing: Coarse focusing.
Illumination: LED ring light with 72 cool LED lights. Four quadrant zones can be turned on or off  for reducing glare. Includes ring light adapter.
Camera: Includes 0.5x c-mount adapter and 4K HD camera with HDMI and USB2 output. 1/1.8" Exmore Sony IMX334(C) sensor. Pixels 2.0 x 2.0µm. 30 frames per second at 3840 x 2160 HDMI. Binning 1x1. 8mp image capture, software, power adapter 100~240V, HDMI Cable, SD Card, USB Mouse. Includes software for PC with USB connection for image capture. Software can be used to capture images and video and make measurements. If making measurements with the software you will need a stage micrometer (available below).
Monitor:  13.3" LCD HDMI monitor, true 1080P. LED backlight. Monitor mounts directly to the HD camera. Includes 110~240V power cord and short HDMI cable.
Software Calibration: If you plan to make measurements using the software you will need to calibrate the microscope. Calibrating your software with the microscope requires use of a stage micrometer. When ordering please select this option if you do not already have a stage micrometer. The stage micrometer included is a dual ruler with 1" equally spaced and numbered 0-10 as well as 25mm equally spaced and numbered 0-25. If NIST certification is selected 10 points on each scale will be certified. Please note that NIST certification takes approximately 2 weeks.
Size & Weight: 8.25" W x 11" D x 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