Luckily, this is an easy problem to correct. Now, when you insert an eyepiece, objects will be right side up and left-to-right correct. Model: 45° erect zenith mirror. 1 45º Erect Image Diagonal. Adding an erect-image diagonal to a Newtonian reflector will not result in images that are right side up and left-to-right correct.
eBay
Parabolic mirror, aluminum plating and protective film. Focal length: 520. The thickness of the main mirror about 18mm. Accuracy of the mirror: batter than the 1/10 wave.
eBay
Secondary Mirror Size : 28mm. Oblique Mirror Flat Mirror Elliptical Plane Mirror. Type: Elliptical Plane Mirror. Coating: Aluminum Reflection + Protective Film. If item is defective after 3 months, you can still send it back to us.
eBay
FULLY ADJUSTABLE REAR VIEW MIRROR ANGLE: The undercarriage inspection mirror allow safety inspectors to easily inspect anywhere below the vehicle without having to bend over or lose on the inspection task.
eBay
Made of aluminum alloy, it is processed by CNC turning. The two sides of the secondary mirror spider are designed with chamfered edges, making it look more beautiful and better. The secondary mirror spider is ultra thin (only 2.2mm after velveting).
eBay
Telescope for Adults & Kids, 70mm Aperture Refractor (15X-150X) Portable Travel Telescope with Phone Adapter & Adjustable Tripod, Astronomy Beginners Gifts .
eBay
2" SCT mirror diagonal with high performance XLT coatings. Includes a 2” to 1.25” adapter and aluminum carry case. 1.25" adapter and brass tightening ring achieving highest brightness, contrast and sharpness.
eBay
【360 Degree Rotating Mirror】The Flexible Inspection Mirror can be flexibly rotated 360 degrees, which is convenient to use and can be used at multiple angles. 【Easy to Use】Long Inspection Mirror, small in size, portable and easy to use, is the perfect multipurpose tool.
eBay