Grinding-Spherical Surfaces
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Shows how to set up lenses in a multiple spindle machine; how to adjust the grinding machine for grinding concave or convex lenses; and how to wash and inspect the lenses after fine grinding.
Complete catalog record
Category: Office Practice
Subcategory: Miscellaneous
Type: Motion Picture
Source: USOE Castle
Catalog number: OE183
Price: $22.11.
Format code: 16sd
Subcategory: Miscellaneous
Type: Motion Picture
Source: USOE Castle
Catalog number: OE183
Price: $22.11.
Format code: 16sd
Source: Index of Training Films 1946 · Record added 2026-07-09 22:50:41