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Fluorostar FLT 98 Triplet Apochromatic Refractor
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Specifications
• Aperture 98mm
• Focal ratio f6.3
• Focal length 618mm
• Objective type - 3 Element air spaced Fluorite
• Resolving power - 1.05 seconds of arc
• Limiting magnitude - 12.0
• Lens shade - retractable type
• Focuser - Digital Display Gauge (Digital Readout) "DDG" Premium Linear Power 2.5 inch (Visual use) 360 Degree rotatable - 2 inch with 1.25 inch adaptor (both including brass compression rings) - for no marking of eyepiece barrel
• Tube diameter 115mm
• Tube length 505mm (19.9 inches - fully retracted)
• Tube weight 3.5 Kg (8.9 lbs)
• High quality hard case (foam cutout lined)
Applications
Visual
• Excellent resolution & magnification on demanding visual work
Astrophotography
• Excellent high clarity, detail & sharpness on astrophotographic work
• High astrophotographic resolution - plus rotating dual speed Linear Power focuser design for ease of use in astrophotography (and visual)
Features
Optically excellent
• Features a globally leading triplet air-spaced Fluorite objective designed by Specialist Russian leading designer, G Strakov
• This scope is excellent sharpness and good colour correction
Linear Power focuser
• Extra smooth two and a half (2.5) inch super smooth Linear Power focuser - high perrormance, smoothness & strength
• Digital Display Gauge "DDG" built in to focuser with ultra precise display for astrophotographers with readout to two digits
• 360 Degree rotatable focuser operation, superb operation, ease of use, you always have a vertical focus position
• Heavy duty focuser
• Large aluminium focus knobs for maximum ease of use
• Dual speed microfocus operation - with 10:1 reduction - exceptional sharpness is easily achieved
Patented Design
• Stainless steel reinforcement inserts on both sides and on the back to allow heavy loading without problems.
• Graduated scale for precise camera alignment
A "Do- All" Telescope
• Despite of its 98mm objective, the scope is compact
• The focuser is a high strength design - there is no need for a locking screw
• Two - speed microfocuser is STANDARD
Simply excellent finish
• 115mm Mounting rings included in the price
• Pure William Optics quality fit and finish: powder-painted white CNC-machined aluminum tube, retractable dewshield, anodized 360 deg. rotatable Linear Power focuser, dewshield cap
Attention to Detail
• Precise CNC machined lens cell
• Solid CNC-machined mounting rings included in the price
Total Quality Package
• Dedicated "Flattener 4" field flattener available - option
• 2" to 1.25" adaptor included standard
• 2 inch and 1.25 inch - all with brass anti- marring compression rings
Hard Case
• Stow away your telescope in the practical and safe premium quality hard case with foam cutout for the scope
• Two (2) year warranty from WO