Quick Answer: The Acrylic Blocks - Pack of 7 are clear acrylic blocks, all 15 mm thick with fully polished faces, supplied in a storage tray: semi-circular, rectangular, three triangular, bi-concave and bi-convex.
Last updated: October 2026
Key Features
Clear acrylic, all blocks 15 mm thick
All faces fully polished
Semi-circular block of 75 mm diameter and rectangular block of 75 mm x 50 mm
Three triangular blocks: 90° x 45° x 45°, 90° x 60° x 30° and 60° x 60° x 60°
Bi-concave and bi-convex blocks, 75 mm long with 100 mm radius curved faces
Supplied in a storage tray
Technical Specifications
Specification
Value
Material
Clear acrylic
Thickness
15 mm
Semi-circular
75 mm diameter
Rectangular
75 mm x 50 mm
Triangular, right-angled isosceles
90° x 45° x 45°, 75 mm hypotenuse
Triangular, right-angled
90° x 60° x 30°, 75 mm hypotenuse
Triangular, equilateral
60° x 60° x 60°, 58 mm side
Bi-concave and bi-convex
75 mm long, curved faces 100 mm radius
About This Product
The seven clear acrylic shapes share the same 15 mm thickness and have fully polished faces. The two curved blocks, one bi-concave and one bi-convex, have the same 100 mm radius on their curved faces, and all seven blocks are kept in the supplied storage tray.
Frequently Asked Questions
Q1. Which triangular blocks are included? Three: a 90° x 45° x 45° block and a 90° x 60° x 30° block, both with a 75 mm hypotenuse, and a 60° x 60° x 60° block with 58 mm sides.
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