Celestron C90 Mak

$420.11

Multi Coated Optics
Maksutov-Cassegrain Optical Design
Compact and Portable Design
Erect Image System for Terrestrial and Astronomical Use
Built-in T-Adapter threads for Ease of Adapting SLR Cameras
Comes with 32 mm Eyepiece, 45° Erect Image Diagonal and 8×21 Erect Image Finderscope
Backpack Made of Nylon
Limited Lifetime Warranty

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SKU: 52268 Category: Spotting Scopes Tag: Mak

The Maksutov optical design is recognized for being a portable design that is easy to use and has a variety of applications, making it an excellent choice for both terrestrial and astronomical usage. This C90 Mak has excellent optics with razor sharp images over a wide field.

Magnification:	39x (with included eyepiece)
Objective Lens Diameter:	90mm (3.54″)
Eyepieces:	32mm Plössl (1.26″)
Angular Field of View:	1.3° with included eyepiece
Linear Field of View (@1000 yds) / @1000 m):	68 ft (20.7 m) with included eyepiece
Focal Length:	1250mm (49″)
Exit Pupil:	2.3mm (0.1″) with included eyepiece
Eye Relief:	20mm (.78″) with included eyepiece
Close Focus:	15 ft (4.6 m) with included eyepiece
Twilight Factor:	59.2 with included eyepiece
Relative Brightness:	5.3 with included eyepiece
Lens Coatings:	Multi-Coated
Prism Glass (Type):	BaK4
Prism Coatings:	N/A
Weight:	74 oz (2,100 g)
Environmental Protection:	Water Resistant
Nitrogen Filled:	No
Tripod Adaptable:	Yes
Carrying Case:	Black heavy woven nylon backpack
Camera Adaptable:	Yes
Dimensions:	400mm x 260mm x260mm (15.7″ x 10.2″ x 10.2″) with include eyepiece
Included Items:	Plössl 32mm eyepiece \| 45° diagonal \| 8×21 finderscope \| Objective Lens Cover \| Eyepiece Lens cap \| Backpack Case
Solar Warning	Never look directly at the Sun with the naked eye or with this optic. Permanent and irreversible eye damage may result. Never use your optic to project an image of the Sun onto any surface. Internal heat build-up can damage the optic and any accessories attached to it. Never leave your optic unsupervised. Make sure an adult who is familiar with the correct operating procedures is with your optic at all times, especially when children are present.