-40%

Microscope Objective Lens Area Measuring Scale Micrometer Micrometer

$ 6.28

Availability: 50 in stock

Description

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Why Buy From Us
Microscope Objective Lens Area Measuring Scale Microscope Micrometer Type Net-shaped Eyepiece Micrometer
ITEMS DESCRIPTION
C2-Net shaped eyepiece foot
C2 type (root n th power of 2) net-shaped eyepiece foot (root 2 ^ n) × L / 200
Net shape eyepiece foot, than a rectangular grid of length and width is 2: 1, that length L, width L / 2.
0 line around the rectangle into two squares, particle counting zone left and right for the length of the measurement area, the left square and divided into three in the vertical direction, the horizontal direction is divided into two parts, the formation of six small rectangles, easy count the particles in a certain area, and the right square in the vertical direction is also divided into three, ranging in the horizontal direction is divided into several parts, each ruled line side engraved with O, 4,6,8,9 ...... 13 and other labels. In the range of the rectangular grid, below, a number of each size, but the lower the corresponding circle, a hollow circle above the bottom of filled circles, each numeral n = l, 2,3 ...... 9, can be used to Rapid Determination of dust in diameter.
Online micrometer square engraved formula D = (n-th power root of 2) × L / 200, where L represents the length of the bottom rectangular grid. n behalf of the circle to the right of the label and the sub-grid square horizontal line label. D representatives from the diameter of a circle and a square O line to the right of the sub-grid lines, such as No. 4 round-order from a distance equal to the diameter D4 O line to the No. 4 ruled lines. No. 5 round really diameter equal to the distance D5 O line to the No. 5 ruled lines (key at the end of the spout).
I so forth. Micrometer net left engraved with 10 aliquots of grid lines, each cell is L / 20.
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