site stats

Fcd1 glass

WebJun 28, 2024 · The 2 groups differ by the dispersion and for whatever reasons FPL-53/FCD-100 is "better". In a telescope lens that means that you can "push" the glass more. The real effect is that an f/5 lens with FPL-53/FCD-100 will perform in terms of potential "chromatic aberration" better then the FPL-51/FCD-1 glass. WebEntdecke FRA500 F5.6 APO Astronomisches Teleskop mit Fokusverstellsystem für Askar in großer Auswahl Vergleichen Angebote und Preise Online kaufen bei eBay Kostenlose Lieferung für viele Artikel!

FCD100 vs FCD1 glass - Refractors - Cloudy Nights

WebFeb 13, 2014 · Specifications: Explore Scientific 127ED Apochromatic Refractor. Aperture: 127mm (5.0 inches) Type: triplet apochromatic refractor (Hoya FCD1 ED glass) Focal length/focal ratio: 952mm, f/7.5. Weight (tube assembly, including standard accessories): 20 pounds. Standard accessories: tube mounting rings, 50mm finder, 2-inch diagonal, … WebOct 26, 2024 · Features of this Telescope . . . ED triplet refractor optics: 127mm (5") aperture, 952mm focal length, f/7.5 focal ratio three-lens air-spaced optical system. The optics use a center lens element of Hoya FCD1 (Dense Fluor Crown) glass, the Hoya equivalent of FPL-51 ED (Extra-low Dispersion) glass. deces chatelay39 https://ventunesimopiano.com

HOYA GROUP Optics Division Glass Cross Reference Index

WebJun 27, 2024 · I had the ED102CF, and I do not think it is good enough for AP, as the FCD1 glass had bad blue bloating. The focuser is also very bad, with its collimation getting out of whack very easily. If you do get the FCD1 versions, use filters that truncated the the Blue spectrum, such as Astronomik DeepSky RGB and add the L-3 luminance. WebGlass type is not the most important thing: When someone chooses a relatively inexpensive, mass produced telescope because it is advertised as using FPL53 over a telescope using FCD100 that is much more … WebOffering true diffraction-limited optics with genuine HOYA FCD1 ED glass, the ED80 is the perfect size to encourage spontaneous stargazing sessions, this high-quality telescope is a perfect grab-and-go instrument for exploring the skies. Featuring an air-spaced triplet optical design that virtually eliminates chromatic aberrations, this ... deces chenay le chatel 71

Glass Cross Reference Index - HOYA Optics Europe

Category:FCD100 vs. FCD1 type glass - Refractors - Cloudy Nights

Tags:Fcd1 glass

Fcd1 glass

HOYA GROUP Optics Division Glass Cross Reference Index

WebIn addition to our glass type designation, a six-digit code number is used in this catalog. … WebMaxvision 2'' Dual-speed Three-Piece 127ED/APO Pro Triplet Japan Hoya FCD1 Glass. Maxvision 2'' Dual-speed Three-Piece 127ED/APO Pro Triplet Japan Hoya FCD1 Glass. Item Information. Condition: New New. Time left: 2d 9h Starting bid: US $1,399.00 [ 0 bids] Bid Amount - Enter US $1,399.00 or more. Enter US $1,399.00 or more [ 0 bids]

Fcd1 glass

Did you know?

WebIt is. FCD100 glass has a much higher Abbe Number and dispersive properties, meaning you'll be getting less color fringing. FCD1 series have been reported as having some visible CA at high magnifications, while FDC100 are effectively CA-free. So if you can afford it, definitely go for the FCD100. WebJan 18, 2024 · How good are HOYA FCD1 ED glass, how better HOYA FCD100 or what to expect from FPL53 and FPL51 glass? How to exclude observation condition from conclusions? Maybe for primary observation location …

WebManufacturer Glass Hoya FCD1 Ohara S-FPL51 Schott N-PK52A LightPath lenses that have a 353xxx prefix use the H-FK61 glass. All values represent glass characteristics after molding * Testing administered by LightPath Technologies Thermal Properties Tg 450 °C CTE* (25-100 °C) 12.8 x 10-6/°C WebFCD-1 . 3 . I. Purpose . Presidential Policy Directive 40 (PPD-40), National Continuity …

WebAbout FGD Glass Solutions. We are here to ensure your architectural glass needs are met for your next project or development. We achieve this by offering our clients high-volume, turnkey glass products and custom, one-off decorative glass pieces within the hospitality, commercial and manufacturing industries. WebFCD-1 is manufactured by Hoya in Japan. This glass is used in the FCD-1 ED Essential …

WebOffering true diffraction-limited optics with genuine HOYA FCD1 ED glass, the ED80 is the perfect size to encourage spontaneous stargazing sessions, this high-quality telescope is a perfect grab-and-go instrument for exploring the skies.

WebFeb 1, 2024 · The only catch is that it is FCD 1 glass, not the new FCD 100 glass they make nowadays. My question is: How good is the FCD1 glass? I mean Ive heard that theyre both pretty decent at taking away chromatic aberration, and from what I can see FCD 1 is equivalent to FPL 51 glass.... feature robust abstract reasoningWebMaxvision 2'' Dual-speed Three-Piece 127ED/APO Pro Triplet Japan Hoya FCD1 Glass. $1,399.00. Free shipping. Maxvision Triplet 80ED APO Pro F6 Air-Spaced Double-Speed Astronomical Telescope. $599.99. Free shipping. Maxvision Astronomical Telescope Triplet 102ED APO F7 Air-Spaced Double-Speed. deces bergeron victoriavilleWebApr 23, 2024 · Better glass lets a lens designer design a lens with less chromatic aberration. They still have to design a good lens. Concentrate on reviews of the telescope overall, glass is a small part of it. They have to design a good lens, they also have to fabricate a good lens, design and fabricate a good objective cell.. etc, etc. Jon featureround登录