1.APERTURE:90MM
2.FOCAL LENGTH:600MM
3.COATING:Blue
4.COLOR:SILVER/WHITE, or Customised( if ≥100pcs)
5.ACCESSORIES:
             VIEWFINDER:5x20  (Erect or inverted for option)
             EYEPIECE:K9/K25 1.25" British Thread
             BARLOW:3X
             Aluminum Telescopic Tripod
             Bag