flat glass lens port has a 3
VideoMicro
The Micro Four Thirds mount 8mm f/3
The cover is made of closed-cell neoprene that provides protection from scrapes and bumps
The realtree Max 4 Telephoto Lens Cover for the Sony 500mm f/4 G Lens from LensCoat is a 100% closed-cell neoprene coat that protects the lens from bumps and scratches
EUROQUARTZ 6.000MHZ 49USMX/30/50/40/18PF/ATF Crystal, 6 MHz, SMD, 12.4mm x 4.5mm, 50 ppm, 18 pF, 30 ppm, 49USMX Series Sky-Watcher S20204 flat glass lens port hasThis is a Crystal, 6 MHz, SMD, 12. 4mm x 4. 5mm, 50 ppm, 18 pF, 30 ppm, 49USMX Series product from EUROQUARTZ with the model number 6. 000MHZ 49USMX 30 50 40 18PF ATFProduct details Frequency Nom 6MHz Crystal Case SMD, 12. 4mm x 4. 5mm Frequency Stability + 50ppm Load Capacitance 18pF Frequency Tolerance + 30ppm Product Range 49USMX Series Operating Temperature Min 40C Operating Temperature Max 85C Other details Brand EUROQUARTZ Part Number 6. 000MHZ