| 3/4/2018 | 900190009900 | OPTICAL FIBER LENS
| 10 | Units | 4977.84 | N/A | TOYOTA TSUSHO EUROPES.A.TÜRKIYE GEBZSUBESI |
| 3/11/2018 | 900211009000 | "LENS, PRISMS, MIRRORS AND OTHER OPTICAL ELEMENTS FOR INSTRUMENTS AND DEVICES MOUNTED OF ANY MATERIAL (EXCEPT THESE ELEMENTS OF OPTICAL STYLE MACHINED GLASS): OBJECTIVE LENS:"
| 2 | Units | 1805.72 | N/A | MIKRO-TASARIM ELEKTRONIK SANAYI VE TICARET ANONIM SIRKETI |
| 3/29/2024 | 900190009900 | OPTICAL LENS/MIRRORS USED IN LABORATORIES | 8 | UNIT | 856 | N/A | HEMOSOFT BİLİŞİM VE EĞİTİM HİZMETLERİ ANONİM ŞİRKETİ |
| 3/22/2024 | 903190009000 | OPTICAL LENS MEASURING DEVICE SPARE PARTS | 1 | UNIT | 49 | N/A | BETA OPTİK SANAYİ TİCARET LİMİTED ŞİRKETİ |
| 3/26/2024 | 900190009900 | OPTICAL ELEMENT (LENS)**SPECIALLY / WILL BE USED FOR THE R&D PROJECT | 12 | UNIT | 389 | N/A | TÜBİTAK BİLİŞİM VE BİLGİ GÜVENLİĞİ İLERİ TEKNOLOJİLER ARAŞTIRMA MERKEZİ |
| 3/8/2024 | 900211009000 | LENS CONVERTER FOR OPTICAL DEVICES/ | 2 | UNIT | 279 | N/A | NAR TEKNOLOJİ ANONİM ŞİRKETİ |