MallinCam 10" Ritchey-Chretien Optical Truss Tube Telescope
This is the MallinCam VRC-10T (Video Ritchey-Chretien) 10" Optical Truss Tube telescope. At 35.4 pounds including the supplied 3" dual speed focuser, this Mallincam Telescope is a work of art - truly within the reach of the most discriminating Live Video CCD observers and videographers. It also works for MallinCam Cameras, any large sensor DSLR or cooled Astrophotography CCD Cameras.
Combine with a telescope mount of your choice and pair with a MallinCam Camera for excellence in both still and video astrophotography! At F/8, this Mallincam Telescope will provide an excellent imaging platform for whatever you may need.
MallinCam Ritchey-Chretien 10" Optical Truss Tube Features:
- Low thermal expansion Quartz primary mirror, 99% reflectivity & non-tarnishing multi-layer dielectric mirror coatings
- Center spotted secondary mirror made of Quartz (low expansion) with 99% reflectivity & non-tarnishing multi-layer dielectric mirror coatings
- 3 built-in 12VDC cooling fans in rear cell
- Three inch dual-speed Crayford focuser with 2" to 1.25" adapter
- Carbon fiber with Serrurier-truss tube design, with CNC-machined stainless steel and aluminum components
- Two Large D type "Losmandy" Dove tail on top and bottom
- Comes with 3 sets of spacer rings to achieve perfect focus with any imaging cameras, 1 x 50mm + 2 x 25mm
- Focal Length = 2032mm, f/8
MallinCam 10" Ritchey-Chretien Optical Truss Tube Telescope Specifications:
Aperture: | 254mm (10”) |
Focal Length: | 2000mm |
Focal Ratio: | f/8 |
Optics: | True Ritchey-Chrétien dual hyperbolic mirror reflector |
Mirrors: | Low thermal expansion quartz, 99% reflectivity dielectric multicoatings |
Secondary Mirror Holder Obstruction: | 110mm (43% by diameter, 18.75% by area) |
Optical Tube: | Carbon Fiber and machined composite front and rear cells |
Field Stops: | None |
Focuser: | “Linear bearing” 3” Crayford with dual-speed 10:1 reduction ratio fine focus; 2” and 1.25” compression ring accessory holders |
Camera Mounting: | 360° rotating camera angle adjuster |
Focuser Travel: | 2” (50.4mm) with 1/16th inch and millimeter scales on drawtube for repeatable focus |
Back Focus: | 9.25” (235mm) from rear cell, 5.5” (140mm) with focuser installed |
Extension Rings (to adjust back focus): | three total, two measuring 1” in length and one 2” in length |
Tube Length (without focuser): | 24.75” (628mm) |
Tube Length (with focuser): | 28.25” (717mm) |
Maximum Tube Length (with all three extension rings and focuser drawtube fully extended): | 34.25” (870mm) |
Tube Weight (without focuser): | 33.15lb (14.6kg) |
Tube Weight (with focuser): | 35.4lb (15.6kg), add 6.4 oz for each 1” extension and 14.4 oz for 2” |
Dovetail for Connection to Mount: | 21” long Losmandy-style “D-plate” dovetail |
Dovetail for Mounting Accessories: | 21” long Losmandy-style “D-plate” dovetail |