Astronomical Telescope Camera Photography Achromatic Objective Lens For Visual

Description

Astronomical Telescope Camera Photography Achromatic Objective Lens For Visual
SV48 astronomical telescope is 90mm aperture and 500mm focal length. Focal Ratio is F/5.5. It works with all the 2″ eyepieces and other 2″ accessories. If you have 1.25″ eyepieces, you also could use them by a 2″ to 1.25 ” adapter. then they also could work well. this adapter barrel is coming in the original box. SV48 is a refractor with fully multi-coated objective lens and eyepieces. you could see the clear and crystal bright images. The focus base is designed with millimeter markings on focuser drawtube. so that could be easy to adjust when focusing. The Double focus wheel help a lot on the fastly focus and accurately focus. and also coming with some other accessories for doing astronomy observation. The SV48 refractor should be mounted to a Dovetail Plate, and the Dovetail Plate Length is 100mm.
SV48 90mm telescope is a great beginner telescope for deep sky objects photographers and amateur astronomers90mm large objective lens.Super light gathering power of the 90mm aperture;
much brighter in the field of view than the 60mm 70mm aperture telescopes Excellent lenses.SV48 astronomical telescope has outstanding optics,high quality mechanical components.
It is designed with achromatic optic glass for good edge-to-edge viewing.Fully multi-coated green film lens maximize the light transmission eliminating false color 2" -1.25" Adapter,SV48 telescope comes with 2 inch extension tube and a 2 inch to 1.25 inch adapter.
So that you could use 2 inch eyepieces and telescope cameras work with SV48 telescope.You could also use the 1.25 inch eyepieces and cameras with the 2-1.25 inch adapter Come with Finder scope Bracket and Dovetail Plate. They provide great convenience for you to install other accessories.
Designed for Camera photography
Loosen the screw that fixes the focuser on the telescope, the focuser can rotate 360 degrees.When you use the camera, you don't need to unscrew the camera to adjust the angle.You only need to loosen the screws, adjust the camera angle and then tighten the screws.
Achromatic objective lens
The objective lens Fitted with achromatic glass for good edge-to-edge viewing; high quality lens material can effectively correct the dispersion; the image is closer to the true color; thus achieving the ideal imaging effect
2/ 1.25 inch Eyepiece Barrel Diameter
Eyepiece Barrel Diameter:2inch and with 1.25 inch adapter So you can use 2inch or 1.25 inch astronomy accessories for a wide variety of applications
90mm ultra-clear Refracting telescope
With 500 mm focal length and 90mm large aperture; generally speaking; a larger aperture means a larger amount of light will get a brighter picture; 90mm objective lens for more clear and bright picture
A die-cut foam lined tin aluminum case
With foam lining protection,Make sure the equipment is safe, easy to handle and keep telescope and accessories clean and safe.
For precise focusing
SV48 telescope is amazing clear and focused well.SV48 telescope is designed with 2 inch Rotatable Double Speed Focuser; which is smoothly operate and people could feel precise adjustability.
Eyepieces and objectives Dust plug
SV48 telescope comes with the dust plug and lens cover, both of them could prevent the telescope from the dust in the shipment processing.
General Notes:
Avoid exposing the telescope to sudden temperature changes, as this can result in fogging of the objective lens as moisture condenses on it.
If this should happen, place the object lens close, but not too close, to a source of heat and wait for the moisture to evaporate.
Caution:
Never look directly at the sun with naked eye or with a telescope (unless you have the proper solar filter)
Adult supervision is recommended when it is for use by children ages under 10 years old
Specification:
Focal Length: 500mm
Objective Lens Diameter: 90mm
Optical Design: Refractor
Caliber: 90mm
Optic Coated: FMC
Objective Lens: Achromatic doublet fully coated lens
Focal Length: 500mm
Focal Ratio: F/5.5
Eyepiece Barrel Diameter: 2-inch (w/ 1.25 inch adapter)
Focuser: 2 inch Rotatable Double Speed Focuser
Millimeter markings on focuser drawtube: Yes
360-degree rotatable: Yes
Dust plug: One 1.25" dust plug included
Finder scope Bracket: Yes
Mount Type: Dovetail Plate
Dovetail Plate Length: 100mm
Package Includes:
1x SV48 90500 Astronomical Telescopes OTA
1x 2" -1.25" Adapter
1x 100mm Dovetail Plate
1x Finder Scope Bracket
1x Lens Cover
1x 1.25" Dust Cover
1x Aluminum Carrying Case