1,000 Lines/mm Linear Diffraction Grating Sheet [5 Feet x 6 Inch Roll] industrial The adapter is made of

The adapter is made of strong ABS to keep the phone holder steady while rowing

the default M500-M1023 Step point S S0-1023

SpecificationsContactsSPST- NO

5" x 3/8" Extra Absorbent Non-Sterile Cotton Roll (100 Pack)

1,000 Lines/mm Linear Diffraction Grating Sheet [5 Feet x 6 Inch Roll] industrial The adapter is made of1,000 Lines mm Linear Diffraction Grating Sheet [5 Feet x 6 Inch Roll] Product Features Produced with the goal of minimizing noise ensuring you get a clear view of the color spectrum One 6 x 60 linear sheet with a single axis and 1,000 lines mm These sheets can be used over and over again, as long as they are kept clean and crinkle free You can directly view and analyze spectra from different gas tubes and other light sources with these large sheets