THOUSAND OAKS S-4250 Optical Glass Solar Filter Celestron Meade C90 ETX90 Questar 3.5
( Brand: Thousand Oaks ), ( Model: S-4250 ), ( Part Type: Glass Filter ), ( Filter Type: Solar ), ( Size: Inches ), ( Compatible Brand: Meade, Celestron, Any 90mm / 3.5 Scope )
Review THOUSAND OAKS Optical Glass Solar Filter Celestron C90 Meade Questar 3.5 4250
The S-4200 Thousand Oaks Optical Glass Solar Filter is a must-have accessory for any avid telescope user. Designed specifically for use with popular telescopes such as Celestron C90, Meade ETX90, and Questar 3.5, this solar filter ensures safe and enjoyable viewing of the sun.
Crafted from high-quality optical glass, this filter provides sharp and clear images of solar phenomena, without any distortion or color aberration. Its thickness of 4.25mm ensures sufficient protection against harmful solar radiation, while allowing enough light to pass through for detailed observation.
The S-4200 filter is easy to install, simply slide it onto the end of your telescope's eyepiece. Its 2-inch diameter fits a wide range of telescopes, making it a versatile addition to any telescope collection.
The filter is coated with a protective aluminum layer, which not only adds durability but also helps to prevent internal reflections that can interfere with your observations. The black rim around the edge of the filter helps to block out any stray light, further enhancing your viewing experience.
Investing in the S-4200 Thousand Oaks Optical Glass Solar Filter is a wise choice for any telescope enthusiast. It provides a safe and enjoyable way to observe the sun's surface, solar flares, and other solar phenomena, without putting your eyes at risk. With its high-quality construction, easy installation, and versatile fit, this filter is a valuable addition to any telescope setup.
Pros of buying a S-4200 Thousand Oaks Optical Glass Solar Filter for Celestron C90, Meade ETX90, Questar 3.5:1. High-quality material: The filter is made of high-density optical glass, which ensures excellent clarity and color fidelity.
2. Safety: The filter provides safe solar observation, allowing you to view the sun without damaging your telescope or your eyes.
3. Broadband filter: The filter blocks a wide range of solar radiation, including harmful UV and infrared rays.
4. Compatibility: The filter is compatible with a variety of telescopes, including the Celestron C90, Meade ETX90, and Questar 3.5.
Cons of buying a S-4200 Thousand Oaks Optical Glass Solar Filter for Celestron C90, Meade ETX90, Questar 3.5:1. Cost: The filter is relatively expensive compared to other solar filters on the market.
2. Limited use: The filter is only useful for observing the sun, so it may not be as versatile as other filters.
3. Required additional accessories: The filter requires a mounting bracket and a telescope adapter, which may add to the overall cost.
Conclusion:The S-4200 Thousand Oaks Optical Glass Solar Filter is a high-quality product that provides safe solar observation for a variety of telescopes. While it is relatively expensive, the investment in a high-density optical glass filter can ensure years of safe and clear viewing. If you are an avid solar observer, this filter is a worthwhile investment. However, if you are looking for a more versatile filter at a lower price point, there may be other options available.
Recommendation:If you are an avid solar observer and are looking for a high-quality solar filter, the S-4200 Thousand Oaks Optical Glass Solar Filter is a great option. Its compatibility with a variety of telescopes, high-density optical glass material, and broadband filter make it a reliable choice for safe solar observation. However, if you are looking for a more budget-friendly option, there are other solar filters available on the market that may be a better fit for your needs.
Details:
The sun appears yellow-orange through a Thousand Oaks filter, standing out briskly against black sky. Optics zs80 ii ed view and photograph the sun through your telescope. Filter should never be used behind any lens including eyepiece or finder. If handled with care all will last a minimum of 20 years to life.
The only detail that cannot be seen with a standard filter commonly called white light are prominence and flares which require our highly specialized h-alpha system. The filter can be used for both visual and photographic observation, using a camera ISO setting of 100 or higher. Thousand Oaks full spectrum white light solar filters are made of high quality glass, with exclusive ii plus multi coatings, the most durable on market. Can the telescope optics get hot or damaged. No, all heat and intense light is blocked before it enter.
Thousand Oaks white light solar filters show sunspots and convection-cell granulation of the suns surface. Your telescope may get warm from sunlight shining on it, not the small amount of visible light transmitted through filter. They consist of thin layers vacuum-deposited nickel, chrome, and stainless steel on the inside surface glass, where are protected against damage during use. Always remember to install the solar filter before pointing your telescope at sun avoid instant and irreversible damage eyesight.
Remove or cover the finder scope of your telescope as well, to avoid burning up its cross hair article, well prevent accidental eyesight damage. Completely safe for unlimited visual and photographic use when used as instructed. What detail is visible. Sunspots and surface granulation are the two main features. The filter is mounted in a polished friction-fit aluminum cell with lip that slips over objective end of telescope.
The coatings reject 99. Full aperture glass solar filter for c-90, etx 90, questar of the suns entire spectrum energy from ultraviolet to infrared protecting both your telescope optics and eyesight. Solar filter must be first in line from sun and front of any telescope or camera lens mirror. This prevents the suns heat from building up inside telescope and possibly damaging components.
part #: s4250 price
- $49.99
specifications telesfil:
- brand: Thousand Oaks
- model: S-4250
- part type: Glass Filter
- filter type: Solar
- size: Inches
- compatible brand: Meade, Celestron, Any 90mm / 3.5 Scope
Payments telesfil:
- PayPal
Returns telesfil:
- paid by: Buyer
- time: 14 Days
- policy: returns accepted
- type: Money Back
Ratings:
- Thank You!!! Appreciate your business!! 11-17-14
- Fast Payment, Great 06-26-14
- excellent transaction 11-18-14
- Arrived quick, packed safely, extremely happy. Recommend Seller AAA 04-05-17
- Good buyer, prompt payment, valued customer, highly recommended. 01-23-15
Seller telesfil:
- city: San Jose, California
- zipcode: 95135
Offer telesfil:
- best offer: false
- min. bid: $29.00
- bids: 0
- Sold: 0
- quantity: 1
- Started: April 16, 2017, 4:57 pm
Shipping telesfil:
- cost: $10.0
- type: Flat
- handling: 1 days
General telesfil:
- in stock: Yes
- condition: Used
- sky viewing > telescope filters
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