WebAll Optolong filters pass European Union RoHS requirements and have been certified by TUV Rheinland and Bureau Veritas. Specification Product specification ; SKU Number . OTL-CLS-200 : Model Number . CLS-200 : Single Filter, Set, or Accessory . Single Filter : Filter Type . CLS/LPR : Filter Size . 50.8mm (2") Filter Shape . WebAdjustable height: 470-800mm. Dual-section legs provide a stable and rigid platform for telescopes and cameras. Spreader plate: Increase the stability of the tripod. Weight bag: Provides additional stability by filling it with suitable weights such as stones or your telescope battery pack. Fixed spread angle: Easy to use. Customer reviews
Optolong Filters OPT Telescopes
WebOct 31, 2024 · The specifications for the Optolong L-Pro filter list that it blocks 90% of light pollution emission, with a spectrum of 380-750nm. The isolated light wavelengths this … Web4 interest-free installments or from $20.67/mo with. View sample plans. Quantity. Add to cart. Here's a cool comparison with a HyperStar C9.25 using no filter, a L-Pro Light Pollution Filter, and the new L-eNhance Filter from Optolong. The L-Pro has a 53% reduction of background light, and the L-eNhance has an amazing 91% reduction. reading articles behind paywall
Should Optolong filters be installed in a certain orientation?
WebThe L-Ultimate is a 3nm dual band filter designed to drastically reduce the effect of light pollution. The 3nm isolates the nebulae's emissions into H-Alpha (red) and OIII (green-blue). It blocks light pollution, maximizes the signal from nebulae, and darkens the sky background. It also blocks artificial light from mercury vapor lamps, high and ... WebApr 9, 2024 · Hello all, I just ordered the Smart Astronomy ClearView Observatory Tent, it has an 8 foot diameter and should be enough room to set up two scopes and equipment for AP. This will be a semi-permanent setup in my backyard. It will also be used when I go… WebOptolong UV / IR Cut Filter - 2" Our Price: $65.00. In Stock. Add to Cart. Free US Shipping. Description ; User Reviews ; ... The size is 23.5mm in width x 15.7mm in height, and the diagonal is 28.3mm. The 3.76um x 3.76um small pixel size accommodates an impressive full depth of50ke. With the new hardware technology, it is even extended to 80ke. reading articles for college students