Byomic Focus Eyepiece + Cross Scale WF 10x- 18 mm for BYO10-503T

This Byomic Focus ocular is equipped with a scale (cross) and has a diameter of 23 mm. The scale is a millimetre scale with a total of 1 centimetre. This ocular is suitable for the BYO-500/503 series and for the ST340 (trino), where the ocular can be connected on top of the microscope.