Sky-Watcher 2 90 degree Dielectric Diagonal"

40050005

New product

$ 96

  • 2" fit
  • Compression ring
  • 2" to 1.25" adaptor included
  • Alumium construction
  • Dielectric mirror

This product is no longer in stock


Add to Compare

Add to wishlist

This high quality 90-degree dielectric mirror with 99% reflectivity diagonal for refractors allows you to take advantage of the wider field of view provided by 2" eyepieces.

An adapter is included to accept 1.25" eyepieces.

Card Code8001010320

Related Products

Quick View
Compare
Wishlist
$ 96
Out of stock
GSO's 2" 2x achromatic Barlow increases the magnification of each eyepiece and effectively doubles or triples the number of eyepieces at your disposal Full unit increases magnification of eyepiece by 2x
Quick View
Compare
Wishlist
$ 37
Add to cart
3-element For 1.25" focusers Fully multi-coated
Quick View
Compare
Wishlist
$ 57
Add to cart
5x barlow Fully multi coated Brass anti-scratch clamping ring high resolution and high contrast
Quick View
Compare
Wishlist
$ 46
Out of stock
To increase magnification Improved eye relief Reduced spherical aberration in the eyepiece Double lens
Quick View
Compare
Wishlist
$ 55
Out of stock
An essential tool for collimation Of Newtonian Telescope in order to achieve a High Quality Image
Quick View
Compare
Wishlist
$ 8
Add to cart
Extra-wide neck strap lets you carry your binocular in comfort Replace your thin, uncomfortable binocular or camera strap with the Orion Deluxe Binocular Strap Made of rugged, woven cloth for comfortable use and longevity
Quick View
Compare
Wishlist
$ 600
Add to cart
Waterproof (Nitrogen-Purged) 20 mm of focal length High-quality UWA eyepiece Enhanced Multilayer Deposition Coatings High contrast, high resolution image
Quick View
Compare
Wishlist
$ 158
Add to cart
Equipped with real carbon side plates An optional William Optics SCT Adapter seamlessly threads into the diagonal so this tool 99% Reflective Dielectric Coatings 2" to 1.25" eyepiece adapter and overs
Quick View
Compare
Wishlist
$ 40
Out of stock
45°-90° Vari-Angle Mirror Standard 1.25" barrel
Quick View
Compare
Wishlist
$ 112
Out of stock
A must-have to safely observe the sun without damaging your eyes - optical glass filter fits snugly over your telescope's aperture to block 99.9% of incoming sunlight Fits Orion StarBlast 4.5 and SkyQuest XT4.5 reflectors, AstroView 120 and 120ST refractors, StarMax and Apex 127mm Maksutov-Cassegrain telescopes, and other models
Quick View
Compare
Wishlist
$ 101
Out of stock
A must-have filter for safe observation of the sun through a telescope without damaging your eyes - optical glass filter fits snugly over your telescope's aperture to block 99.9% of incoming sunlight Fits Orion Observer 70mm, ShortTube 80mm, StarSeeker 80mm, and AstroView 90mm refractors; Apex and StarMax 90mm Mak-Cass telescopes; and other models
Quick View
Compare
Wishlist
$ 77
Out of stock
7 piece color filter set Fits to 1.25" eyepiece Weight: 1 lbs (450 gr)
Quick View
Compare
Wishlist
$ 19
Add to cart
Power your Orion Atlas or Sirius telescope mount from a household 110-volt outlet Can also provide power to Orion motorized XTg and XXg GoTo Dobsonian telescopes
Quick View
Compare
Wishlist
$ 29
Add to cart
Converts compatible push-in (refractor) type diagonals into a standard SCT diagonal With compatible diagonals, you simply unscrew the 2" nosepiece from the diagonal body, and screw this adapter on instead.
Quick View
Compare
Wishlist
$ 13
Out of stock
Super Giant Brush Blower
Sale!
Quick View
Compare
Wishlist
$ 215
Out of stock
White-light solar filter fits Orion SkyQuest XT12 Dobsonian telescope and XX12 Truss Tube Dobsonian telescopes for great views of sunspots and the solar surface Safely covers entire telescope aperture, with a 4" off-axis glass filter which allows safe solar viewing
Quick View
Compare
Wishlist
$ 31
Out of stock
Economical 1.25" 45-deg prim diagonal for astronomical telescopes and spotting scopes Produces upright and left-right corrected image for terrestrial viewing and convenient night-time viewing with star maps Threaded for 1.25” astronomy filters
Quick View
Compare
Wishlist
$ 50
Add to cart
Power your Celestron computerized telescope from any AC wall outlet 2.5 amp AC Adapter Suitable for indoor or outdoor outlets Power your Celestron computerized telescope from any AC wall outlet ^2.5 amp AC Adapter ^Suitable for indoor or outdoor outlets
Quick View
Compare
Wishlist
$ 175
Out of stock
Used for SKYPOD Altazimuth Mount, SX Equatorial Mount, SXD Equatorial Mount, AXD Equatorial Mount, STAR BOOK-TypeS, DD-3.
Quick View
Compare
Wishlist
$ 139
Add to cart
Barrel Size: 1.25" Magnification: 2x High aberration correction with the 3 Element lens design Fully multi coated Yields 2.6x with the use of item 3675 prism diagonal Designed for telescopes with fast focal ratios
Quick View
Compare
Wishlist
$ 46
Out of stock
1.25 inch 20mm SuperView eyepiece, 68 degree apparent field of view Fully multi-coated lenses, 5 lens elements, Blackened lens edges 18mm eye relief, fold-down rubber eyeguard Threaded for standard 1.25" astronomy filters Weight 162gr
Quick View
Compare
Wishlist
$ 90
Add to cart
Can be mounted on a camera tripod for the ultimate in portability. 23 cm (9") long, about 5 cm (1.75") wide and weighs 310 gr (11 ounces)
Quick View
Compare
Wishlist
$ 36
Add to cart
Balance Plate Used for balancing a field scope with an attached camera. 1/4"-20 bolt. 15cm Long. Dimensions: 6"Lx2"Wx2"H (15.2x5x5 cm) Weight: 7 oz. (200 gr)
Quick View
Compare
Wishlist
$ 70
Out of stock
For Geoma Series Scopes 14x with 52mm Geoma Scopes 20x with 67mm Geoma Scopes 27x with 82mm Geoma Scopes 53° Apparent Field of View Dimensions: 33 x 42mm (WxH) Weight: 50 gr Eye relief: 19 mm
Quick View
Compare
Wishlist
$ 156
Out of stock
For Spotting Scopes Waterproof, Fogproof Fully Multi-coated 16-48x w/ 67mm Scope 20-60x w/ 82mm Scope Eye relief: 19 mm Water & fogproof Dimensions: 44 x 101 mm Weight: 173 gr
Quick View
Compare
Wishlist
$ 169
Out of stock
For non-ED Vixen 52 mm Scopes 34-56° Apparent Field of View
Quick View
Compare
Wishlist
$ 13
Out of stock
Length: 49 cm One-touch detachable available with hooks
Quick View
Compare
Wishlist
$ 42
Out of stock
We offer a rugged, soft custom case to fit small refractors.
Quick View
Compare
Wishlist
$ 60
Add to cart
Convenient when a 45-degree eyepiece angle is desired Erecting image For terrestrial observing
Quick View
Compare
Wishlist
$ 178
Add to cart
Dielectric-Coated Mirror Diagonal 2" Diameter Barrel 1.25" Eyepiece Adapter 99% Reflective Surface Mirror Double-Taper Insert Barrel