William Optics AFR-IV 0.8x Adjustable Reducer Flattener IV

Description

This revolutionary new WO AFR-IV Adjustable Flattener / 0.8x Reducer was made for 500-1000mm refractors.
The Super-Transmission-Coated with 2-element lens system was designed and produced by William Optics, the inner flattener lenses can be set at the optimum 66mm-86mm back focus distance (Distance from flattener lens to film or CCD plane).
This accessory is a must-have for refractor astrophotography.
Lens
• Designed to cover full size DSLR cameras with clear lens aperture of 50 mm
• STM coated with an excellent doublet air spaced design.
• Produced entirely with the best Ohara optical glasses.
• 35mm for full illuminated imaging circle.
Amazing
• It will flatten the field amazingly well and finally make you see those stars round!
• This unique flattener works with WO or other 500-1000mm focal length refractors.
Superb Finish
• Superb William Optics anodized finish.
• All internal surfaces threaded and blackened for no reflections.
Easy to Use
• Rotating T-ring thread for any 35mm camera. The T-ring adapter is provided with a lock screw and extra lock retaining screws.
• Will accept any standard T-ring for your camera.
• Inserts directly into 2" focuser.
Suitable for
• FLT98, FLT110, FLT132 and many others.
Recommended Distance
• FLT 98 - 76.8 mm
•
FLT 110 - 73.5 mm
•
FLT 132 - 71.5 mm
•
GT 102 - 76 mm
•
M90 - 77.3mm
More Information
Specification
High-quality FMC
Lens-to-chip distance : 66-86mm
Power : 0.75x ~ 0.8x
Rotating T-ring adapter
Clear Aperture : 50mm
L 84mm : W 77mm : H 123mm
1.25in 8-24mm Zoom Eyepiece Multi Coated Optic Lens For Standard Free Shipping
Specification:
Condition: 100% Brand New
Material: Metal
Color: Black + Silver
Size(L * Dia): Approx. 84 * 41mm / 3.3 * 1.6in
Interface: 1.25in
Eyepiece diameter: 20mm
Focal length: 8-24mm
Field of View: 40 to 66 Degree
Eye Relief: 15 to 18 millimeter
Lens Coating: Broadband Green Film
Weight: Approx. 168g
Packing List:
1 * Eyepiece
Fully coated optical lens ensures crisp and clear image quantity.
Focal length of 8 to 24mm allows for expanded magnification options.
The folding rubber eyecup protect your eyes from scratching.
Suitable for standard 31.7mm(1.25in) astronomical telescope.
Used to observe landscapes and lunar surfaces, planets, nebulae, clusters, and diffuse nebulae. High brightness, large field of view, and making your eyes in a comfortable state.
Shipping
Fast shipping is very important for us.
Our standard US shipping service is FREE.
Your order will be shipped within 2-3 business days upon full payment received.
Your order will be delivered within 2-3 business days after the handling time.
We only ship to the confirmed Paypal address. We reserve the right to cancel any order for any reason at any time.
We are not responsible for undeliverable addresses.
Returns and payment
We offer a 30 days return policy from checkout winning date.
We allow only PayPal as payment method
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