Several oculars can be used for the incident/transmitted light stereo microscope (ES3320). The following values are obtained with the different available oculars:
 

Magnification	10x	20x	30x	60x	40x	80x
Visual field	10.5 mm	5.5 mm	7 mm	3.5 mm	4.5 mm	2.5 mm
Working distance	75 mm	45 mm	64 mm	43 mm	64 mm	43 mm
Ocular	5x	5x	15x	15x	20x	20x
Objective	2x	4x	2x	4x	2x	4x

Several oculars can be used for the incident light stereo microscopes (ES3313 and ES33263). The following values are obtained with the different available oculars:
 

Magnification	5x	10x	15x	30x	20x	40x
Visual field	20 mm	10 mm	12.4 mm	6.2 mm	9.6 mm	4.8 mm
Working distance	79 mm	84 mm	83 mm	83mm	83 mm	82 mm
Ocular	5x	5x	15x	15x	20x	20x
Objective	1x	2x	1x	2x	1x	2x

Manufacturer No. 334081 (5x), 334082 (15x), 334083 (20x)

A global brand with tradition

Almost 100 years of expertise, a perfect combination of traditional values with leading-edge technology, a focus on innovation and progress and an emphasis on maximum reliability and efficiency – since its establishment in 1913, these have been the criteria for success that have enabled ESCHENBACH OPTIK to become one of the leading supliers of optical products in Germany and throughout the world. The product portfolio ranges from eyewear frames, sunglasses and binoculars, right through to magnifying glasses, magnifiers and specialist vision technology products.
 

From the initial concept right through to the finished product – the entire process takes place at the Nuremberg site. From the initial research and development of new product concepts, along with the construction of products and associated tools, right through to production using state-of-the-art manufacturing processes, ESCHENBACH OPTIK carries out all of this work at its site in Nuremberg. This is how we are able to guarantee exceptional brand quality “MADE IN GERMANY”. In the past, the present and the future.