Features:
1. Single seam: seam width is 0.05, 0.1, 0.2m, three types
2. Double seam: seam width is 0.05M, spacing is 0.2, 0.3, 0.45mm
3. Point: point diameter is 0.2, 0.3, 0.4 three types
4. Grid: grid is composed of 90 degree cross lines, 20, 40, 60 lines/MM respectively.
5. Combination: composite parts are composed of single seam, double seam, three seam, four seam, multiple lines, round hole, triangle, square rectangle, among which the seam width of 1 seam, double seam, three seam and four seam is 0.06mm, spacing is 0.05mm, overlapping, multiple lines are 30 lines/mm and 60 lines/MM, round hole diameter is 0.36m, triangle side length is 0.3mm. The side length of the square is 0.2mm, and the side length of the rectangle is 0.6*0.28mm.

Specifications:
Part name: Interference diffraction grating set
Material: Plastic
Size: As shown
Color: As shown

Package Content:
1 x single-slit grid * 1/2
1 x 1" double-slit grid
1 x 1"* round hole grid
1 x1/2" mesh grid
1 x composite grid * 1