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APM 1.25" Ultra Flat Field Eyepiece with 65° AFOV - 18mm # APM-UFL18
| Brand | APM Telescopes |
| Part Number | APM-UFL18 |
| Availability | |
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Product Info
Manufacturer Description
The 1.25" UltraFlat Field Eyepiece features a high quality standard and a very compact design, which is designed to remove the field curvature at the edge, resulting in a flat, distortion-free image up to the edge of the visible field of view. The eyepiece has over - sized eyepiece lenses for the largest possible field of view and a 20mm eye relief - also suitable for spectacle wearers, the adjustable eyecups allow a comfortable view
All lenses (8 lenses in 5 groups) have a broad-band-multicoating (FMC) and blackened lens edges. The plug-in sleeve is equipped with a thread for 1.25" filters.
The largest diameter of the eyepiece body is 49.5 mm. Weight: 208 grams
Reviews
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Apr 28, 2017
APM 18mm UFL 1.25" Eyepiece
Pros: Cons: Comments:A very solid well built eyepiece. Quality lens/excellent supple rubber eye guard . Its an expensive looking eyepiece, giving a very sharp/clear 15x power in my small 390FL refractor.
Bottom Line: Would you recommend this item? YesThis review was provided courtesy of AgenaAstro.com
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Specifications
| Apparent Field of View | 65° |
| Barrel Size | 1.25" (31.7mm) |
| Bolt Case Included | Yes - Free Agena Eyepiece Container |
| Bolt Case Size | Agena 52x80mm |
| Coatings | Fully Multi-Coated |
| Max Width | 1.95" (49.5mm) |
| Eye Relief by Design | 20mm |
| Filter Threads | Standard 1.25" Filter Thread (M28.5 x 0.6) |
| Focal Length | 18mm |
| Lens Elements | 5 |
| Lens Groups | 3 |
| Rubber Eye Guard | Yes |
| Eyepiece Weight | 7.30oz (206.95g) |
| Blackened Lens Edges | Yes |
| Manufacturer | APM Telescopes |
| Eyepiece Focal Length | 15.1mm - 20mm |
| Eyepiece Field of View | 61 - 70 degrees |
| Eyepiece Series | APM Ultra Flat Field |
| Barrel Type | Tapered barrel |
