How to make rear lens ND filter

Rear lens ND filters are hard to find, they are a special kind of filters as you'll see in this tutorial.

·ND GELATIN PRODUCT LINK: https://www.amazon.com/dp/B073M4RY13/ref=cm_sw_r_tw_dp_U_x_STQSDbGBPK1G2

·POLYURETHANE RESIN INFO : https://en.wikipedia.org/wiki/Resin_casting

·MUSIC CREDITS:
- Palms by Text Me Records / Bobby Renz
- Vivaldi: Die vier Jahreszeiten, Der Frühling 1-Allegro by Peter Ulbrich
- Traditional Stamp by I.Fekry

·FONT CREDITS:
- Old Stamper by Magique Fonts

Видео How to make rear lens ND filter канала Isaac RC