There are two accepted forms for possessive singular nouns ending in s:
Add an apostrophe (') after the existing s at the end of the word: lens'
Add an apostrophe s ('s) after the existing s at the end of the word: lens's
Examples:
Your lens' setting is not correct for that distance.
Your lens's setting is not correct for that distance.
The possessive form for the noun eyeglasses is eyeglasses'.
Example: My eyeglasses' case is in that drawer.
The possessive form is the glasses' lenses.
The word 'eyeglasses' is a singular and plural noun; it is one of the nouns that are a singular word for 'a pair of', such as scissors, pants, etc. The singular, 'eyeglass' is the word for the lens in the eyeglasses. For example, 'I'm wearing my eyeglasses.' or 'I have two pair of eyeglasses.' The plural possessive is eyeglasses'. Example sentence: The eyeglasses' lenses need cleaning.
The singular form 'eyeglasses' is a shortened form for 'a pair of eyeglasses'.The plural form is two pairs of eyeglasses, or simply 'eyeglasses'.
The possessive form of "he" is "his": He did his homework after dinner.
No, it is singular, the possessive form of it is its. The plural form of it is they or them, and the possessive form is their.To answer the question directly: there is no such word as ITS'.
The possessive form is whistle's.
The possessive form for "lawyer" is "lawyer's."
The possessive form is posse's.
The plural possessive form is Luis's.
The singular possessive form of the noun "it" is "its". Note that there is no apostrophe in the possessive form of "it". The apostrophe is only used after "it" when used as a contraction of "it is".
eyeglasses can correct any form of poor vision at an degree.
The singular possessive form is heart's; the plural possessive form is hearts'.
The possessive form is subsidiary's.