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Canon 0585C006 Dedicated Flashes Speedlite 430EX III-RT FlashSeries: 430EX IIIRTSpecifications: Number of Flashes:
Approx. 180-1200 flashes (with size-AA/LR6 alkaline batteries)
Recycling Time:
Normal flash: Approx. 0.1-3.5 sec.
Quick flash: Approx. 0.1-2.5 sec.
Flash Range:
Effective flash range with EF 50mm f/1.4 lens at ISO 100
Normal Flash:
Approx. 2.3-77.4 ft./0.7-23.6m
Quick Flash (at Guide No. 62.7 ft./19.1m):
Approx. 2.3-44.6 ft./0.7-13.6m
High-speed Sync (at 1/250 sec. shutter speed):
Approx. 2.3-42.0 ft./0.7-12.8m
Custom Functions:
10 Functions
Personal Functions:
8 FunctionsCompatibility: Type-A EOS cameras (E-TTL II/E-TTL autoflash)Flash Modes: E-TTL II/E-TTL autoflashModel #: 0585C006
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CELESTRON NexStar 4SE Computerized 11049 TelescopeType: TelescopesSpecifications: Optical Design: Maksutov-Cassegrain
Aperture (mm): 102 mm (4.02")
Focal Length: 1325 mm (52")
Focal Ratio: 13
Focal Length of Eyepiece 1 (mm): 25 mm (0.98")
Magnification of Eyepiece 1: 53 x
Finderscope: StarPointer
Star Diagonal:"ternal Flip mirror for straight thru or 90 viewing angle
Mount Type: Single Fork Arm Altazimuth
Tripod: Steel with built-in wedge
Power Requirements: 8-AA batteries (not"cluded)
Highest Useful Magnification: 241 x
Lowest Useful Magnification: 15 x
Limiting Stellar Magnitude: 12.5
Resolution (Rayleigh): 1.37 arc seconds
Resolution (Dawes): 1.14 arc seconds
Light Gathering Power (Compared to human eye): 212 x
Apparent Field of View: 1 degree
Secondary Mirror Obstruction: 1.38" (35 mm)
Secondary Mirror Obstruction by Area: 12 %
Secondary Mirror Obstruction by Diameter: 34 %
Optical Coa...Model #: 11049
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$279.00 $249 .00 – Save: $30.00 (10%) Free Shipping
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Canon EF-S 17-85mm f/4-5.6 IS USM Standard Zoom LensType: Zoom LensCompatibility: EOS 7D, 60D, 50D, 40D, 30D, 20D, Rebel T2i, Rebel T1i, Rebel XSi, Rebel XS, Digital Rebel XTi, Digital Rebel XT, Digital Rebel only
Diameter: 67 mmSpecifications: Focal Length & Maximum Aperture: 17 - 85mm; 1:4-5.6
Lens Construction: 17 elements in 12 groups
Diagonal Angle of View: 78° 30' - 18° 25'
Focus Adjustment: Inner focusing system, with focusing cam
Closest Focusing Distance: 0.35m - 1.15 ft.
Zoom System: Ring USM
Max. Diameter x Length, Weight: 3.1" x 3.6", 16.8 oz. / 78.5 x 92mm, 475gModel #: 9517A002