Laboratory Grade Gelatin Powder, 500g Base Shape_A-Shaped and refraction blocks during ray-box

and refraction blocks during ray-box and spectrometer experiments

Lamp-house assembly dimensioned as the matched replacement unit for optical bench and light-source apparatus when the original housing reaches end of life

exposing enamel

this 21-inch animal cell model on stand reveals organelles

7 ratio brightening real-image projection setups in image-formation experiments

Laboratory Grade Gelatin Powder, 500g Base Shape_A-Shaped and refraction blocks during ray-boxUsed as a thickening agent and gelling medium in microbiology growth media, this 500g bottle of laboratory grade gelatin powder also serves as a model for diffusion rate experiments.