Spectacle lenses. Specification for tolerances on optical properties of uncut finished lenses Part 2, (28th February 1989)

• Record Type: Book
• Authors: British Standards Institution,
• Publisher Details: London : British Standards Institution
• Publication Date: 1989
• Extent: 1 online resource (12 pages)
• Subjects: 602.1841; Focal length; Tolerances of position; Defects; Visual inspection (testing); Spectacle lenses; Dimensional tolerances; Tolerances (measurement); Spectacles (eyeglasses); Ophthalmology; Test equipment; Ophthalmic equipment; Lenses; Marking; Angular tolerances
• Languages: English
• Related ISBNs: 0580169413
• ISSNs: 0019-2617
• Access Rights: Legal Deposit; Only available on premises controlled by the deposit library and to one user at any one time; The Legal Deposit Libraries (Non-Print Works) Regulations (UK).
• Access Usage: Restricted: Printing from this resource is governed by The Legal Deposit Libraries (Non-Print Works) Regulations (UK) and UK copyright law currently in force.