| 3/4/2018 | 900580009011 | OPTICAL TELESCOPE
| 3 | Units | 5201.6 | N/A | ISBIR OPTIK SANAYI ANONIM SIRKETI. |
| 3/18/2018 | 900580009011 | TELESCOPE
| 200 | Units | 3356.1 | N/A | YASEMIN BAKTUR |
| 3/26/2018 | 900580009011 | TELESCOPES (TOGETHER WITH ACCESSORIES FOR SETUP AND OPERATION)
| 29 | Units | 3928.16 | N/A | ASTROMED ASTRONOMIK OPTIK VE ELEKTRONIK EKIPMANLAR ITHALAT IHRACAT EGITIM INSAAT TAAHHÜT EMLAK TICARET SANAYI LIMITED SIRKETI |
| 3/29/2024 | 900580009011 | TELESCOPES (WITH ACCESSORIES FOR INSTALLATION AND OPERATION) | 4 | UNIT | 17821 | N/A | ASTROMED ASTRONOMİK OPTİK VE ELEKTRONİK EKİPMANLAR İTHALAT İHRACAT EĞİTİM İNŞAAT TAAHHÜT EMLAK TİCARET SANAYİ LİMİTED ŞİRKETİ |
| 3/29/2024 | 900580009011 | TELESCOPES (WITH ACCESSORIES FOR INSTALLATION AND OPERATION) | 4 | UNIT | 1186 | N/A | ASTROMED ASTRONOMİK OPTİK VE ELEKTRONİK EKİPMANLAR İTHALAT İHRACAT EĞİTİM İNŞAAT TAAHHÜT EMLAK TİCARET SANAYİ LİMİTED ŞİRKETİ |
| 3/7/2024 | 900580009011 | TELESCOPE | 300 | UNIT | 908 | N/A | GLOBAL VİZYON BİLİŞİM İTHALAT VE İHRACAT LİMİTED ŞİRKETİ |
| 3/8/2024 | 900580009011 | TELESCOPE | 2250 | UNIT | 160374 | N/A | EYÜBOĞLU ÇELİK VE HOBİ ÜRÜNLERİ SANAYİ VE TİCARET LİMİTED ŞİRKETİ |