102mm achromatic telescope
Chinese 4"inch achromatic refractor telescope Chinese 102mm achromatic refractor telescope add 4"inch achromatic refractor telescope to your favorite see 102mm achromatic refractor telescope sitemap
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Item No. : DT660x102EQ5/AT5 require sample
 
102mm/4"inch achromatic telescope		 empty

Description :102mm (4-inch) achromatic telescope

Aperture :102mm (4-inch)

Focal length (f) :660mm (26"), f/6.5

Equatorial Mount : EQ-5 German Equatorial

Finderscope : 8x50mm straight thru

Tripod : AT5 Adjustable Aluminium Tripod

Standard Accessories : 31.7mm (1.25-inch) eyepiece:
PL6.5mm, PL20mm
50.8mm (2-inch) focuser
31.7mm (1.25-inch) 90-degree Mirror Diagonal

Angular Resolution (Resolving Power) : 1.122 arcsec

Maximum Useful Magnification : 201X

Limiting Magnitude : 13.9
 
Packing list/Set
102mm (4-inch) Achromatic Telescope 1 pc
EQ-5 German Equatorial Mount 1 pc
8x50 Finderscope 1 pc
AT5 Adjustable Aluminium Tripod 1 pc
31.7mm (1.25-inch) Eyepiece PL6.5mm, PL20mm 1 ea
Eyepiece Cleaning Cloth 1 pc
Instruction Manual 1 pc
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Characteristics
  • Large 4-inch objective.
  • The high end EQ5 mount and AT5 tripod offer maximum stability and smooth tracking motion.
  • The EQ-5 mount can be installed with either the DK1 (single axis), or DK3 (dual axis) drive system.
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