Vernier Optics Expansion Kit includes parts that snap directly onto the track, so they can be left in place while the track is moved and adjusted.
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Product Details
Includes parts that snap directly onto the track, so they can be left in place while the track is moved and adjusted. Includes three lenses permanently mounted to plastic supports, which makes for adjusting the distance between the lenses and light source easy. Also includes a power supply, light sensor holder and an aperture screen and holder.
1-800-452-1261
