Westcott

Westcott PS-69 5" Proportional Scale for Artists Designers

4.7 (321 reviews)
5 Inch

Achieve Precise Proportions Effortlessly The Westcott 5" Proportional Scale is an indispensable tool for artists, designers, architects, engineers, and students. It simplifies the process of resizing images while maintaining their original proportions. Specifications Type: Proportional Scale S...

$5.65*
In Stock on Amazon.com
View on Amazon

*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

Affiliate Disclosure: Studio Supplies may earn a commission from qualifying purchases made through links on this page, at no additional cost to you. This helps support our editorial team.

Notice a mistake? Let Us Know

Overview

Achieve Precise Proportions Effortlessly

The Westcott 5" Proportional Scale is an indispensable tool for artists, designers, architects, engineers, and students. It simplifies the process of resizing images while maintaining their original proportions.

Specifications

  • Type: Proportional Scale
  • Size: 5 inches
  • Material: Vinyl
  • Color: White
  • Features: Calibrations for fractions below an inch

Key Features

PROPORTIONAL WHEEL: 5 Inch Proportional Scale that calculates enlargements, reductions and maintains proportions when resizing; Use to resize an image to fit within a target width/height

ACCURATE MEASUREMENT: Proportional wheel features calibrations for fractions below an inch printed in a second color

EASY TO READ: Measuring tools is made of clear translucent plastic which allows viewing through to the page while you work

MULTI PURPOSE: This measuring tool is ideal for artists, designers, architects, engineers, and students

Specifications

Tool Type
Proportional Scale / Wheel
Diameter
5 inches
Function
Calculates enlargements, reductions, maintains proportions
Measurement Features
Calibrations for fractions below an inch (second color print)
Material
Clear translucent plastic
Target Users
Artists, designers, architects, engineers, students

Pros & Cons

👍 Pros

  • Designed as a proportional wheel, allowing for precise calculations of enlargements, reductions, and maintaining proportions.
  • Features calibrations for fractions below an inch printed in a second color, enhancing readability and accuracy.
  • Constructed from clear translucent plastic, enabling users to view through to the page while working, which is beneficial for alignment.
  • Serves as a multi-purpose tool, suitable for a wide range of professionals including artists, designers, architects, engineers, and students.
  • The 5-inch size makes it a portable and convenient tool for desktop use or carrying in a bag.

👎 Cons

  • The 5-inch diameter might be too small for very large-scale projects where greater precision or larger reference points are needed.
  • While clear plastic is beneficial for visibility, it might be more susceptible to scratches or bending compared to metal alternatives.
  • The tool's accuracy depends on the user's careful alignment and reading, which could be a limitation for those requiring automated precision.
  • It is a manual tool, meaning it requires user input and interpretation, unlike digital solutions that provide instant calculations.

Frequently Asked Questions

This proportional scale is designed to calculate enlargements, reductions, and maintain proportions when resizing images or designs, helping to fit an image within a target width or height.
The proportional wheel features calibrations for fractions below an inch, which are printed in a second color for improved readability, making it easier to take accurate measurements.
This measuring tool is made of clear translucent plastic, allowing you to see through to the page you are working on, which aids in precise positioning.
This multi-purpose measuring tool is ideal for a broad range of professionals and students, including artists, designers, architects, and engineers.
While highly accurate for many tasks, the 5-inch size might be considered compact for exceptionally large-scale projects where a larger physical tool could offer more visual reference or leverage.