William Optics Megrez 90 APO F6.9 OTA

        

            

                

                    
The HOTTEST refractor of the year, a unique opportunity of acquiring new Megrez 90 FD Doublet Air-Spaced! A new breakthrough in mechanical and optical perfection.
                
            
 
            

                

                    

                        
Highly precise CNC machined lens cell
                        
Doublet air spaced f/6.9 lens, in adjustable lens cell. Highest-quality coatings, STM coated
                        
Extra-smooth dual speed Crayford focuser: a treat to use during photography. No more image shifting
                        
360 deg. rotatable
                        
Extra-heavy duty
                        
Large aluminum knobs
                        
Stainless steel reinforcement inserts on both sides and on the back to allow heavy loading without problems
                        
Ball bearings on both sides of the focuser will make your focusing experience the best you ever experienced with a scope
                        
Graduated scale for precise camera alignment
                        
Solid L-bracket tripod connection. Guarantees better stability on camera tripods
                        
Once-piece dual speed microfocuser
                        
Pure William Optics quality fit and finish: powder-painted white CNC-machined aluminum tube, golden finish, retractable dewshield, anodized 360 deg. rotatatable crayford focuser, dewshield cap
                        
L-bracket can be used to hold the finder bracket without problems when using mounting rings
                        
2" to 1.25" adapter included in the price
                        
Anti-marring brass compression rings
                        
Stow away your telescope in the practical and safe aluminum case
                    
                
            
            
 
            

                

                    

                        

                            
Aperture
                            
90 mm
                        
                        

                            
Focal Ratio
                            
F/6.9
                        
                        

                            
Focal Length
                            
621mm
                        
                        

                            
Objective Type
                            
Doublet FPL-53 Air Spaced
                        
                        

                            
Resolving Power
                            
1.05"
                        
                        

                            
Limiting Magnitude
                            
12.0
                        
                        

                            
Lens Shade
                            
Retractable
                        
                        

                            
Focuser
                            
360° Rotating Camera-angle Adjuster, 1:10 Dual speed fine focus, 1.25" Adapter Included
                        
                        

                            
1.25" Adapter
                            
Brass Compression Rings
                        
                        

                            
Tube Diameter
                            
90 mm 
                        
                        

                            
Tube Length
                            
Fully Retracted 450 mm 
                        
                        

                            
Tube Weight
                            
7.1 lbs. (3.2 kg)
                        
                        

                            
Case
                            
High Quality Aluminum Case
                        
                        

                            
Case Dimensions (WxHxD)
                            
23.2" x 8.3" x 7.1" (59cm x 21cm x 18cm)
                        
                        

                            
Case Weight
                            
3.8 kg