For surveillance, special use and theatrical applications, i-Materials® See-Thru Acrylic Mirror is an ideal choice. Also known as two-way mirror, this
Glowforge Pro & Plus Mirror and Iridescent Acrylic Sheets - Norway
Two Way Mirror - Denmark
See Thru Acrylic - Australia
Two Way Mirror - UK
Acrylic PMMA One-sided Fine Glittering Sheets, 3.0mm Thickness .118, 18 Colors/3 Sizes Available
Two Way Mirror, 2 Way Mirror, Acrylic Two Way Mirror Sheets, See Through Mirror, Two Way Mirror Acrylic Sheets in Multiple Sizes - Israel
Acrylic PMMA Pearlescent Metallic Sheets, 3.0mm Thickness .118, 18 Colors/3 Sizes Available - Hong Kong
Two Way Mirror, 2 Way Mirror, Round Acrylic Two Way Mirror Sheets, See Through Mirror, Circle 2 Way Mirror - Sweden
See Thru Acrylic - Australia
Acrylic PMMA Pearlescent Metallic Sheet, 3.0mm Thickness .118 Bronze MT13 - Denmark
Pmma
2 Way Mirror - UK