| Cover | Jun. 11, 2024 |
| Cover [Abstract] | |
| Document Type | S-3/A |
| Amendment Flag | true |
| Amendment Description | Client made edits |
| Entity Registrant Name | Precision Optics Corporation, Inc. |
| Entity Central Index Key | 0000867840 |
| Entity Tax Identification Number | 04-2795294 |
| Entity Incorporation, State or Country Code | MA |
| Entity Address, Address Line One | 2 East Broadway |
| Entity Address, City or Town | Gardner |
| Entity Address, State or Province | MA |
| Entity Address, Postal Zip Code | 01440 |
| City Area Code | (978) |
| Local Phone Number | 630-1800 |
| Entity Filer Category | Non-accelerated Filer |
| Entity Small Business | true |
| Entity Emerging Growth Company | false |
| Document Creation Date | Jun. 11, 2024 |
