Economy Spectroscope Tube - 500 Lines/mm Grating - Eisco Labs auspowers_batchone Best for working with wet

Best for working with wet & oily hand

Widely applied in 3D printer

5" Utility Straps with Buckle Adjustable

Square shoulder allows for nut to be tightened or loosened

no soldering or peeling works

Economy Spectroscope Tube - 500 Lines/mm Grating - Eisco Labs auspowers_batchone Best for working with wetEconomy Spectroscope Tube 500 Lines mm Grating Eisco Labs This is a basic spectroscope that can view spectra emitted by light sources. It's lightweight, easy to use, and makes a great activity both in the classroom and at home. Experiment with different kinds of lights both indoors and outdoors. Spectroscope measures 10. 25" long. Body has a diameter of 1", and ends have a diameter of 1. 15". There are 500 lines mm on the grating. Product Features