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User Manuals for TelescopesYou have selected the product series Optics - Telescopes. Now choose the brand, model or product code you are looking for. If it is not available, you can request it from customer support.
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Accessories - Eyepieces & Accessories - Mounts & Tripods - Solar Observing
| Showing: 71-80 products | Total: 2944 products | | 1 ... 6 | 7 | 8 | 9 | 10 ... 295 |
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JMI Telescopes Large Format SCT Visual |
The JMI Telescopes Large Format SCT Visual Back Adapter for NGF-XTc allows large 10-14" catadioptric telescopes to accept the JMI Telescopes NGF-XTc focuser.The front (where light enters) has 3.25" SCT-style female threads, and the rear has a 4" threading matched to JMI's NGF-XTc focuser.Made in the USA. Table of Contents ...
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JMI Telescopes SCT Threaded Output Adapter |
The JMI Telescopes SCT Threaded Output Adapter-2" is made to allow telescopes with 2" focuser barrels to accept accessories made to mate with a Schmidt-Cassegrain scope's 2"-18 (2" diameter, 18 threads per inch) threading. The "input" end (where the light would enter this adapter) is a 2" outer diameter unthreaded barrel, and the "output" end...
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JMI Telescopes 2" Enhanced Extension Tube |
The JMI Telescopes 2" Enhanced Extension Tube adds 3.13" (~80mm) of optical path length to your telescope combination, and is useful for retaining the optical path length when replacing a star diagonal or a prism with a shorter accessory, such as a photo adapter. It may also come in handy when converting to a JMI focuser, which are so l...
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JMI Telescopes 2" Enhanced Extension Tube |
The JMI Telescopes 2" Enhanced Extension Tube adds 2.63" (~67mm) of optical path length to your telescope combination, and is useful for retaining the optical path length when replacing a star diagonal or a prism with a shorter accessory, such as a photo adapter. It may also come in handy when converting to a JMI focuser, which are so l...
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JMI Telescopes 2" to 1.25" or |
The JMI Telescopes 2" to 1.25" or T-Thread Adapter allows 1.25" eyepieces to be used with diagonals, prisms, or focusers with a 2" inner diameter. You'll be able exchange between 2" and 1.25" eyepieces at will. Being a premium JMI product, it uses a brass clamping ring (instead of a simple set screw) to secure eyepieces witho...
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JMI Telescopes EV-1CM Focuser for Cassegrain |
The JMI EV-1CM is a fine motorized rack-and-pinion focuser designed to work with Cassegrain Telescopes from 6" to 16" diameter. It is a 2" anodized aluminum focuser equipped with rubber grip knobs, standard brass ring and reducer to accept 1.25" eyepieces. The EV-1CM can support up to 8 pounds. It features dual-speed manual control capab...
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Lumicon Expansion Kit for the 1.25" |
The Lumicon Expansion Kit for the 1.25" Multiple Filter Selector gives astrophotographers more options in terms of filtration. With the Expansion Kit, 10 filter slots are at your disposal rather than 5. This saves time and puts more photographic choices at your fingertips, increasing your chances of getting an elusive celestial ima...
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Lumicon Infrared 77 mm Filter |
The Lumicon Infrared 77 mm Filter delivers both ultraviolet protection as well as blocking infrared waves beyond 750nm. The 1.25" filters employ industry-standard 1.125" x 42 tpi threads (except for Questar/Brandon, which use a thread pattern unique to Questar). The 48 mm filters employ industry-standard 48 x 0.75 mm threading, which thr...
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Lumicon 90-Degree Mulit-Coated Prism Diagonal |
The Lumicon LD1035 1.25" Multi-Coated 90° Prism Diagonal is a Lumicon-quality prism diagonal at an entry-level price. It may also be used on refractors and SCTs (Schmidt-Cassegrain telescopes). As any photographer knows, multi-coating helps minimize flare and other atmospheric interference. When you've spent a ton of money on a high-end t...
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JMI Telescopes CASERHUPG Retractable-Handle Upgrade for |
The JMI CASERHUPG Retractable-Handle Upgrade for Telescope Carrying Cases is a set of two wheelbarrow-style handle bars designed to increase maneuverability. After-purchase installation requires a drill with a 1/4" bit for drilling eight mounting holes and appropriate wrenches (two crescent wrenches or two 7/16" and two 9/16" wrench...
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| 1 ... 6 | 7 | 8 | 9 | 10 ... 295 | | Showing: 71-80 products | Total: 2944 products |
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