Manufacturer Model Number: 2616-04
Parts mounting sizes: screws included (screws for 2.4 inches (60 mm) and 1.7 inches (42 mm) T-rings), insert (2.0 inches (50.8 mm) and 1.2 inches (31.7 mm) flip mirror)
Plates, Bands, etc.: Barrel Band, Attachment Plate WT, Metal Carry Handle
Photography: Enlarging, direct burn, compact digital camera (collimate) can be used to shoot a separate camera adapter
Solar observation: Can be used in conjunction with a projection board B set (sold separately). However, for short time observation
Size: Length 36.6 inches (930 mm), Outer Diameter 4.9 inches (125
Weight: 1.2 lbs (6,200 g)
Objective Lens Effective Diameter: 4.5 inches (115 mm) (SD Apocromatic, Multicoated)
Focal Length: 35.0 inches (890 mm)
Resolution: 1.01 seconds
Extreme grade: 12.1 stars
Luminous collection: 270 times more than the naked eye
Viewfinder: Dark field of view 7x 2.0 inches (50 mm) 7 degree field of view