"the webb telescope's optics"

• Model #: E324001526431

• Model #: 11049 K1

• Type: Telescopes
• Accessory: Kit
• Specifications: Optical Design: Schmidt Cassegrain Aperture: 203.2mm Focal Length: 2032 mm Focal Ratio: 10 Focal Length of Eyepiece 1: 40 mm Focal Length of Eyepiece 2: 13 mm Magnification of Eyepiece 1: 51x Magnification of Eyepiece 2: 156x Finderscope:StarPointer Star Diagonal:1.25" Mount Type:Single Fork Arm Altazimuth Tripod:Stainless Steel Power Requirements:Internal battery included HIghest Useful Magnification:480x Lowest Useful Magnification:29x Limiting Stellar Magnitude:14 Resolution (Rayleigh):0.69 arc seconds Resolution (Dawes):0.57 arc seconds Light Gathering Power (Compared to human eye):843x Secondary Mirror Obstruction:2.5 in(64 mm) Secondary Mirror Obstruction by Area:9.77% Optical Coatings:StarBright XLT Optical Tube Length:17 in Max Slew Speed:4 degrees per second Tracking Rates:Sidereal, solar and lu...
• Model #: 12091

• Type: Accessory
• Color: Multi
• Parts: 1 year limited
• Labor: 1 year limited
• Model #: 11068

Limited time offer, ends 03/21

• Model #: sfVFV-B00DV6SI3Q

• Type: Binoculars
• Model #: RNAB00VTSBU74

• Model #: S21120

• Model #: ETH-21.0

• Brand: Leica
• Model: 8711BINOCULAR021
• Type: Binoculars
• Model #: AF88711BINOCULAR021

• Model #: WUQ323GF57714

• Model #: EPO-19.0

• Type: Telescopes
• Model #: ACEL5SEEYEK2

• Model #: 80-20103

• Model #: EPL-55.0

Limited time offer, ends 03/17

• Model #: YC40E.26024142

• Model #: CNN5SEK

Limited time offer, ends 03/17

• Model #: YC40E.26024148

• Type: Telescopes
• Model #: 22451

Limited time offer, ends 03/17

• Model #: YC40E.26024144

• Model #: S11840

• Model #: 12091-KC

• Model #: ECB-0010

• Model #: 22020

• Model #: S30910

• Type: Telescopes
• Model #: 31057

• Type: Binoculars
• Model #: 61050

• Model #: DRX-0300

• Model #: DRX-0150

• Model #: 38000

• Model #: ETH-08.0

• Type: Binoculars
• Model #: E196202639380

• Model #: 11069 KW

• Model #: EN5-31.0

• Model #: 12012

• Model #: 62105

• Model #: 22401